1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1980 TO SEPTEMBER 1981 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 --- --- --- 140 100 120 --- --- --- 150 100 125 2 --- --- --- 150 90 120 --- --- --- 160 110 135 3 --- --- --- 130 100 115 150 100 125 160 100 130 4 --- --- --- 140 100 120 120 100 110 150 90 120 5 --- --- --- 140 100 120 120 100 110 --- --- --- 6 --- --- --- 140 90 115 130 100 115 --- --- --- 7 --- --- --- 130 90 110 140 100 120 --- --- --- 8 --- --- --- 140 100 120 140 100 120 --- --- --- 9 --- --- --- 140 100 120 140 100 120 --- --- --- 10 --- --- --- 160 100 130 160 110 135 --- --- --- 11 --- --- --- 150 100 125 160 110 135 --- --- --- 12 --- --- --- 140 100 120 130 100 115 --- --- --- 13 --- --- --- 120 90 105 150 100 125 --- --- --- 14 --- --- --- 140 100 120 160 110 135 120 100 110 15 --- --- --- 140 100 120 120 100 110 130 110 120 16 --- --- --- 130 100 115 120 100 110 120 100 110 17 --- --- --- 110 100 105 120 100 110 120 100 110 18 --- --- --- 120 100 110 120 100 110 120 100 110 19 --- --- --- 130 100 115 130 100 115 120 100 110 20 --- --- --- 110 90 100 140 100 120 120 100 110 21 --- --- --- 110 100 105 110 100 105 120 110 115 22 120 110 115 110 100 105 110 100 105 120 100 110 23 120 110 115 120 100 110 120 100 110 120 100 110 24 120 100 110 140 110 125 150 110 130 120 100 110 25 120 100 110 150 100 125 160 110 135 120 100 110 26 140 100 120 150 100 125 120 100 110 120 100 110 27 140 100 120 110 100 105 110 100 105 130 110 120 28 140 100 120 150 110 130 130 100 115 130 110 120 29 160 100 130 180 120 150 150 110 130 130 110 120 30 140 100 120 170 90 130 160 110 135 140 110 125 31 140 90 115 --- --- --- 130 100 115 120 90 105 MONTH --- --- --- 180 90 118 --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1980 TO SEPTEMBER 1981 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 110 90 100 --- --- --- 172 107 127 119 118 118 2 120 90 105 --- --- --- 176 108 136 127 118 120 3 150 90 120 --- --- --- 175 111 132 134 119 123 4 110 90 100 --- --- --- 155 112 127 142 122 129 5 110 90 100 112 92 99 158 113 129 161 124 137 6 110 100 105 128 92 104 173 113 138 171 126 146 7 110 100 105 115 92 99 148 113 127 161 131 142 8 120 100 110 116 91 99 159 111 126 154 127 138 9 120 100 110 120 91 101 167 110 130 147 124 134 10 120 100 110 125 91 101 166 110 130 137 124 129 11 120 100 110 130 91 101 166 109 126 133 123 127 12 150 100 125 136 93 111 167 110 130 128 121 124 13 110 100 105 154 93 116 174 108 128 126 122 124 14 120 100 110 159 106 128 133 105 111 126 122 124 15 125 87 99 162 103 117 145 107 124 126 121 123 16 127 89 101 153 104 130 143 127 131 128 121 124 17 133 90 107 182 105 128 153 127 136 135 122 126 18 136 91 105 148 104 117 161 128 142 131 123 126 19 128 91 103 139 104 114 155 116 130 133 122 126 20 131 91 107 123 103 109 124 114 118 136 123 128 21 --- --- --- 132 103 113 121 114 116 137 122 127 22 --- --- --- 140 104 114 129 114 119 135 122 126 23 --- --- --- 140 103 116 140 116 126 140 123 128 24 --- --- --- 157 105 128 154 117 134 138 124 128 25 --- --- --- 169 107 158 141 118 125 135 124 128 26 --- --- --- 172 109 133 138 118 122 134 124 127 27 --- --- --- 180 105 137 141 118 123 133 124 127 28 --- --- --- 172 107 124 128 116 118 141 125 131 29 --- --- --- 164 105 121 119 116 117 143 126 133 30 --- --- --- 176 107 127 120 117 118 140 126 131 31 --- --- --- 180 108 134 --- --- --- 137 126 130 MONTH --- --- --- --- --- --- 176 105 127 171 118 129 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1980 TO SEPTEMBER 1981 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 138 127 130 113 101 108 --- --- --- 142 121 130 2 141 88 100 147 99 114 --- --- --- 147 117 127 3 99 88 91 139 99 110 --- --- --- 141 116 122 4 103 88 93 108 90 99 --- --- --- 133 115 119 5 101 85 92 104 95 99 --- --- --- 143 116 125 6 102 87 93 109 95 100 --- --- --- 151 119 130 7 106 87 95 114 95 101 --- --- --- 145 117 125 8 109 88 96 100 96 97 --- --- --- 147 118 128 9 95 88 90 100 97 98 --- --- --- 139 119 123 10 90 87 88 101 98 99 --- --- --- 126 117 120 11 91 87 88 102 100 100 --- --- --- 124 116 119 12 90 86 87 103 101 102 --- --- --- 131 117 122 13 89 88 88 104 102 103 111 101 107 135 118 124 14 89 88 89 106 104 104 112 105 109 133 118 123 15 90 87 88 107 105 105 112 111 111 132 118 123 16 88 87 88 108 107 107 114 111 112 140 119 127 17 88 88 88 110 109 109 117 112 114 145 120 131 18 89 87 88 112 110 111 115 111 113 148 122 130 19 90 87 88 115 111 113 114 106 112 149 123 131 20 90 88 89 114 112 113 113 84 101 151 124 133 21 90 89 90 114 113 113 106 80 98 154 124 135 22 90 89 89 --- --- --- 107 88 98 157 124 136 23 90 88 89 --- --- --- 113 95 104 156 125 135 24 89 88 89 --- --- --- 119 107 111 151 125 133 25 91 87 89 --- --- --- 127 109 116 151 126 135 26 91 88 89 --- --- --- 133 111 119 149 128 136 27 92 90 91 --- --- --- 131 112 118 149 130 138 28 102 90 94 --- --- --- 136 115 122 151 130 140 29 125 91 102 --- --- --- 142 118 127 153 130 140 30 138 94 110 --- --- --- 138 120 127 149 131 139 31 --- --- --- --- --- --- 140 121 129 --- --- --- MONTH 141 85 93 --- --- --- --- --- --- 157 115 129 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1981 TO SEPTEMBER 1982 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 155 129 139 153 130 138 130 115 120 120 95 110 2 162 127 142 157 130 139 --- --- --- 131 86 111 3 162 128 137 163 130 141 --- --- --- 112 84 100 4 153 127 135 164 129 141 156 115 124 106 76 95 5 158 127 137 164 130 141 167 114 133 131 75 112 6 162 127 137 163 130 140 135 114 120 118 82 99 7 157 126 136 157 131 141 134 114 122 101 74 93 8 144 126 131 149 133 141 142 114 124 118 81 103 9 147 128 133 162 135 147 147 113 123 104 98 102 10 141 128 134 205 137 160 127 111 115 129 97 110 11 151 128 136 282 145 186 122 110 113 116 104 106 12 163 131 141 243 153 190 119 110 113 106 104 105 13 200 138 157 215 146 176 125 112 118 --- --- --- 14 230 147 181 231 145 172 131 113 120 --- --- --- 15 217 149 171 311 147 187 141 115 125 --- --- --- 16 182 148 163 255 153 182 167 118 135 103 101 102 17 175 141 153 164 131 151 139 112 118 103 98 101 18 175 137 153 159 123 141 140 112 120 102 100 101 19 164 135 150 156 117 133 143 111 122 101 99 100 20 160 134 146 164 117 135 147 111 123 100 99 99 21 158 133 143 166 114 135 151 111 121 101 99 100 22 160 133 144 128 112 117 147 111 123 104 97 99 23 156 133 143 150 113 123 152 112 124 103 96 98 24 151 133 142 141 113 122 156 111 125 122 94 104 25 153 135 143 153 114 127 144 110 118 127 90 103 26 155 133 144 140 114 122 129 109 114 116 89 99 27 151 127 142 145 114 127 121 109 113 116 82 90 28 155 127 140 153 116 132 130 109 116 105 82 89 29 158 129 138 155 117 127 131 108 117 111 84 94 30 149 130 136 146 116 124 133 108 117 109 82 92 31 149 130 136 --- --- --- 118 103 108 108 78 89 MONTH 230 126 144 311 112 145 --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1981 TO SEPTEMBER 1982 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 123 75 99 97 70 78 142 78 103 79 72 74 2 101 74 81 105 70 80 144 76 95 94 72 80 3 115 74 86 115 71 91 134 75 95 108 74 88 4 118 75 87 118 69 77 148 76 106 108 73 87 5 116 72 83 85 69 74 137 73 87 112 74 87 6 104 72 81 104 70 81 97 72 79 112 74 87 7 106 72 83 98 69 77 114 72 87 121 74 92 8 97 71 79 113 70 88 90 71 76 120 74 90 9 99 70 80 100 69 78 93 71 76 105 73 83 10 106 72 87 94 69 77 106 73 88 97 74 80 11 105 72 83 105 70 82 111 74 88 107 75 85 12 105 72 84 106 70 83 123 74 98 112 75 85 13 124 71 95 112 70 84 133 75 101 123 76 96 14 123 78 103 123 72 95 127 76 93 122 75 92 15 122 74 99 118 70 85 90 72 77 121 75 88 16 124 73 100 117 70 84 117 72 83 103 75 81 17 128 73 93 133 71 99 123 75 93 118 76 90 18 124 72 86 139 70 95 127 75 91 122 77 96 19 103 72 81 129 70 90 95 75 80 --- --- --- 20 98 72 78 131 70 92 106 74 83 --- --- --- 21 87 72 77 120 70 82 105 73 83 117 79 97 22 96 73 79 103 70 80 105 74 84 110 79 89 23 89 72 76 94 70 76 88 73 77 112 78 88 24 93 72 80 75 70 71 86 72 75 200 78 92 25 102 72 83 76 70 72 98 73 82 --- --- --- 26 79 71 74 84 70 74 101 71 81 107 80 91 27 82 71 74 91 70 79 101 74 86 99 78 85 28 99 72 83 98 70 80 100 72 84 93 77 81 29 --- --- --- 93 69 75 99 68 74 97 78 84 30 --- --- --- 113 70 89 76 70 72 103 78 87 31 --- --- --- 133 78 105 --- --- --- 108 79 89 MONTH 128 70 85 139 69 83 148 68 86 --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1981 TO SEPTEMBER 1982 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 101 79 86 111 90 96 100 94 96 111 99 103 2 111 79 92 108 89 95 98 96 97 111 99 103 3 103 79 85 108 90 96 99 96 97 116 99 105 4 98 78 84 119 91 101 100 95 98 114 98 104 5 100 79 85 108 91 97 97 95 96 107 98 101 6 107 79 86 102 91 94 97 95 96 108 99 102 7 96 78 82 107 91 97 97 95 95 110 100 104 8 104 78 85 111 91 99 97 95 95 110 100 103 9 101 79 85 116 92 100 97 95 96 111 100 104 10 94 79 82 116 92 100 100 95 96 112 100 104 11 104 80 87 120 91 102 99 95 96 113 101 104 12 93 79 82 122 92 103 100 95 97 114 99 105 13 106 80 87 120 93 101 99 95 96 114 99 104 14 113 88 97 113 93 99 99 95 96 112 98 103 15 110 86 91 104 92 95 99 95 96 112 99 103 16 99 87 89 107 92 96 100 94 96 110 98 102 17 107 86 93 106 92 97 102 96 98 111 98 102 18 102 84 91 106 93 98 103 96 99 111 99 103 19 91 79 85 108 93 99 104 96 99 115 100 105 20 95 59 81 98 81 92 108 96 101 118 100 107 21 100 67 82 91 73 86 112 97 102 120 100 108 22 100 79 92 91 84 88 113 97 100 122 101 108 23 --- --- --- 92 87 89 109 96 100 123 101 108 24 87 78 84 95 87 92 116 96 104 117 100 105 25 85 73 81 95 92 93 123 97 105 117 99 104 26 86 73 81 94 92 92 124 98 107 112 97 103 27 93 83 88 95 92 93 108 98 100 120 98 109 28 106 88 95 97 92 94 116 98 105 121 97 105 29 123 91 104 100 93 95 116 98 104 109 96 100 30 125 90 105 98 93 95 109 100 102 110 96 101 31 --- --- --- 100 93 95 111 99 103 --- --- --- MONTH --- --- --- 122 73 96 124 94 99 123 96 104 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1982 TO SEPTEMBER 1983 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 111 98 102 114 91 100 120 96 103 104 100 101 2 108 99 102 105 92 96 124 95 103 105 100 102 3 105 99 102 109 92 100 123 95 103 101 97 100 4 109 100 104 112 94 99 120 98 104 98 91 95 5 113 100 106 120 93 104 118 97 101 98 86 92 6 116 100 106 122 90 101 111 96 101 103 89 96 7 118 100 106 115 89 97 116 96 103 106 97 101 8 112 69 88 109 89 95 102 95 97 113 101 105 9 89 70 78 102 87 92 100 95 96 111 101 103 10 93 72 81 95 86 89 101 95 97 105 101 102 11 82 74 78 91 86 87 99 95 96 106 102 104 12 84 75 79 96 87 90 101 95 98 131 104 114 13 85 75 80 120 88 100 100 95 96 124 100 105 14 88 75 80 96 86 88 100 95 96 104 99 100 15 86 73 77 93 86 88 102 95 97 109 98 102 16 87 74 79 97 86 90 113 96 104 115 97 103 17 93 76 84 100 88 93 109 97 100 108 96 100 18 98 78 87 112 88 99 107 96 98 111 95 100 19 101 80 88 119 97 104 112 95 100 117 95 105 20 103 82 90 118 97 103 116 95 101 121 95 104 21 109 84 94 120 97 105 116 95 99 99 94 96 22 115 86 97 124 98 107 100 95 96 98 94 96 23 106 88 92 123 98 106 108 95 100 117 88 102 24 100 83 89 131 98 110 117 98 106 124 89 106 25 114 83 97 134 93 100 124 98 108 122 96 101 26 122 86 103 103 93 96 116 99 102 101 94 98 27 114 84 92 133 95 109 101 97 99 104 96 101 28 98 85 89 135 97 106 108 97 100 104 102 103 29 99 87 92 123 98 107 106 100 101 102 92 99 30 105 90 95 132 96 107 107 99 101 100 87 95 31 111 91 100 --- --- --- 103 100 101 99 83 92 MONTH 122 69 92 135 86 99 124 95 100 131 83 101 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1982 TO SEPTEMBER 1983 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 98 83 92 91 82 84 74 68 71 89 68 76 2 99 88 94 100 83 90 75 70 72 90 67 75 3 125 80 98 100 81 90 88 71 78 89 67 75 4 129 92 117 105 80 90 88 72 80 95 67 82 5 120 96 100 116 80 97 86 71 78 94 67 73 6 100 94 97 118 80 100 86 72 77 82 67 72 7 99 93 96 116 78 96 88 73 78 92 69 77 8 121 97 102 108 77 92 88 71 76 89 68 74 9 109 96 99 108 76 90 83 69 74 92 68 76 10 103 96 98 107 76 86 87 70 77 78 68 71 11 99 96 97 96 77 83 89 69 78 85 69 74 12 110 91 100 102 77 85 79 69 71 92 69 77 13 101 90 94 96 77 80 72 69 70 87 69 74 14 90 84 88 84 77 79 73 69 70 90 70 77 15 103 74 86 87 76 80 77 68 71 93 71 79 16 84 72 80 87 76 78 82 69 76 91 71 77 17 83 72 79 77 70 74 79 68 72 89 71 76 18 93 72 81 74 52 63 76 69 71 81 72 74 19 99 81 87 86 52 70 78 69 72 87 72 77 20 103 84 89 91 60 79 79 68 72 87 73 77 21 106 84 89 92 68 75 80 68 74 88 73 78 22 100 86 90 95 75 89 81 68 72 87 74 77 23 104 86 95 94 73 77 79 67 70 87 73 77 24 122 83 94 78 71 73 74 68 71 87 74 78 25 93 83 85 74 71 72 84 68 77 82 73 76 26 91 72 79 72 69 71 78 67 71 83 74 76 27 87 81 83 72 69 70 77 67 71 87 74 78 28 85 81 82 73 63 69 81 68 73 82 74 76 29 --- --- --- 74 68 71 85 69 75 83 74 76 30 --- --- --- 72 69 71 85 67 74 91 75 81 31 --- --- --- 71 70 71 --- --- --- 94 76 82 MONTH 129 72 92 118 52 80 89 67 74 95 67 76 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1982 TO SEPTEMBER 1983 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 96 75 81 100 85 89 --- --- --- 116 101 106 2 93 76 80 105 85 90 120 94 100 121 101 108 3 99 76 83 --- --- --- 124 95 103 131 103 111 4 99 77 84 --- --- --- 118 95 102 144 102 114 5 103 77 87 --- --- --- 113 94 100 132 101 114 6 100 78 85 --- --- --- 110 93 99 135 95 109 7 99 78 85 91 84 87 109 92 98 107 96 99 8 98 78 84 89 85 86 104 92 96 106 95 100 9 84 78 80 93 84 86 98 89 93 105 95 99 10 81 78 79 100 84 88 100 89 93 114 97 104 11 80 77 78 94 84 87 103 90 95 119 100 107 12 81 78 79 96 85 87 104 90 95 124 100 108 13 87 78 80 97 85 89 113 90 98 125 99 108 14 95 79 83 99 84 88 104 92 96 125 100 108 15 93 79 83 103 85 91 109 93 99 121 100 107 16 91 80 82 103 86 90 109 95 99 106 100 102 17 93 80 84 101 85 91 109 95 100 109 98 102 18 96 80 85 --- --- --- 108 93 98 115 98 104 19 96 80 85 --- --- --- 111 92 99 119 99 106 20 101 81 88 --- --- --- 108 93 99 114 100 104 21 98 81 86 --- --- --- 110 94 99 111 98 103 22 93 81 84 --- --- --- 113 94 100 119 99 107 23 88 81 83 --- --- --- 114 94 101 114 100 104 24 94 81 85 --- --- --- 120 96 104 109 100 105 25 103 82 89 --- --- --- 111 98 101 110 100 106 26 100 82 87 --- --- --- 110 99 102 120 101 108 27 102 82 88 --- --- --- 112 100 104 130 101 111 28 112 83 96 --- --- --- 118 100 107 144 102 115 29 111 85 95 --- --- --- 122 101 109 116 110 113 30 105 85 90 --- --- --- 125 101 109 --- --- --- 31 --- --- --- --- --- --- 117 101 107 --- --- --- MONTH 112 75 85 --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1983 TO SEPTEMBER 1984 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 --- --- --- 99 96 98 101 93 95 111 93 100 2 --- --- --- 100 96 98 100 93 95 104 92 95 3 --- --- --- 102 97 99 99 93 95 101 93 95 4 142 106 124 102 96 99 101 94 96 102 94 97 5 146 109 122 105 96 100 104 94 97 106 95 99 6 138 109 122 100 95 98 101 93 95 110 90 98 7 192 109 135 102 95 98 117 94 102 116 89 99 8 203 123 151 105 95 99 105 93 95 98 87 90 9 145 116 129 103 96 99 104 93 97 111 88 97 10 145 111 124 101 97 99 105 94 97 109 88 91 11 133 105 120 108 96 101 104 94 96 105 89 94 12 123 102 112 117 96 104 100 93 95 109 88 92 13 125 100 109 105 94 98 104 95 98 100 87 89 14 131 100 115 101 94 97 108 94 98 96 88 91 15 129 98 111 104 94 98 109 95 101 102 88 92 16 126 99 108 107 95 99 115 96 103 95 89 90 17 120 99 106 112 93 98 118 96 101 96 90 92 18 121 100 108 101 93 95 108 96 98 99 90 92 19 117 100 109 101 93 97 100 96 97 101 90 95 20 121 98 110 102 94 97 99 96 97 107 90 97 21 105 96 99 102 94 97 99 96 97 106 89 94 22 102 97 99 104 93 97 99 98 98 107 89 96 23 102 98 100 101 94 96 102 98 100 110 90 99 24 111 98 104 101 94 96 112 101 103 114 90 100 25 121 100 109 104 93 98 116 102 108 121 91 108 26 121 100 108 107 93 98 112 100 103 121 88 100 27 113 101 106 102 94 96 106 100 102 122 88 101 28 108 99 103 100 93 95 108 100 102 124 89 110 29 110 98 102 104 93 97 111 100 103 124 89 105 30 105 97 100 106 93 97 115 100 104 120 87 97 31 101 97 99 --- --- --- 114 98 103 120 87 100 MONTH --- --- --- 117 93 98 118 93 99 124 87 97 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1983 TO SEPTEMBER 1984 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 114 86 91 107 76 85 74 68 70 93 72 80 2 106 87 91 87 75 78 75 68 70 96 73 81 3 105 87 92 84 76 78 79 68 72 92 72 78 4 104 86 91 83 76 78 81 68 72 102 73 85 5 112 86 97 81 76 78 95 69 81 96 72 79 6 124 86 104 86 76 80 107 71 88 97 72 80 7 117 84 101 86 77 81 96 70 78 100 72 84 8 --- --- --- 90 76 81 85 69 72 99 73 82 9 --- --- --- 105 76 81 82 69 70 93 72 80 10 --- --- --- 98 74 90 74 69 70 85 71 75 11 --- --- --- 97 74 82 76 69 71 82 71 75 12 --- --- --- 99 74 79 75 69 71 84 72 77 13 --- --- --- 82 73 76 76 70 71 88 72 78 14 --- --- --- 86 75 80 79 70 73 89 73 74 15 --- --- --- 91 74 80 83 71 75 80 72 74 16 87 77 81 85 73 77 87 71 77 78 72 74 17 91 77 80 84 72 75 96 72 83 77 73 79 18 90 77 81 78 72 73 104 73 89 78 73 74 19 91 77 81 80 71 74 98 72 81 90 74 79 20 94 77 82 85 72 75 101 72 83 93 74 81 21 94 77 82 94 71 79 102 73 83 89 74 78 22 92 76 80 104 73 90 100 73 79 85 74 76 23 108 75 86 108 72 92 101 72 87 86 74 78 24 116 82 107 107 70 77 104 75 98 93 75 81 25 116 77 99 101 68 82 102 72 79 80 75 76 26 118 76 85 102 72 90 89 72 79 90 75 80 27 93 76 79 102 70 78 89 72 76 80 76 77 28 104 77 89 82 69 72 91 72 78 77 75 76 29 113 77 96 103 70 89 85 72 75 79 75 76 30 --- --- --- 107 69 81 83 72 75 78 75 76 31 --- --- --- 81 68 71 --- --- --- 76 73 74 MONTH --- --- --- 108 68 80 107 68 78 102 71 78 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1983 TO SEPTEMBER 1984 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 76 73 74 82 78 80 83 80 80 97 84 89 2 75 71 74 82 79 80 86 81 82 96 84 88 3 76 75 75 83 81 82 93 82 84 97 85 89 4 79 75 76 83 82 82 96 82 85 98 85 90 5 80 76 77 84 82 82 89 82 83 94 85 87 6 80 76 77 86 82 83 86 82 83 87 84 84 7 81 75 77 87 82 83 87 82 83 86 83 84 8 80 76 77 88 82 84 87 82 83 85 83 84 9 80 76 76 84 82 83 87 83 84 84 82 83 10 82 76 77 85 82 83 85 83 84 84 82 83 11 82 76 77 86 82 83 86 83 84 84 82 83 12 84 76 78 85 82 83 86 83 84 92 82 86 13 83 77 78 85 82 83 88 83 85 92 83 85 14 84 76 78 84 82 83 95 85 88 85 83 83 15 84 77 78 84 81 82 92 84 87 87 83 85 16 80 77 78 86 81 82 88 84 86 88 84 87 17 79 77 78 85 82 83 87 85 86 90 87 88 18 82 78 79 84 78 81 88 84 86 94 87 90 19 82 79 80 79 78 78 90 84 86 104 87 92 20 81 80 80 80 78 78 90 83 85 94 86 91 21 81 80 80 80 78 79 89 83 85 91 86 89 22 82 81 81 81 79 79 89 85 86 93 86 89 23 82 81 81 82 79 79 91 83 86 93 87 90 24 84 80 81 85 79 81 92 84 86 93 86 90 25 82 79 80 84 79 80 88 83 85 94 86 90 26 82 79 80 82 79 79 86 83 84 91 85 89 27 81 79 79 82 79 80 85 83 84 93 86 89 28 81 78 80 81 78 80 84 83 83 99 87 92 29 83 80 80 80 78 79 86 83 84 87 83 85 30 84 80 81 79 79 79 89 83 86 87 83 84 31 --- --- --- 81 --- 79 93 83 87 --- --- --- MONTH 84 71 78 88 --- 81 96 80 85 104 82 87 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1984 TO SEPTEMBER 1985 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 87 85 86 --- --- --- 101 86 92 105 93 96 2 89 86 87 --- --- --- 103 87 92 108 94 99 3 88 84 86 --- --- --- 96 88 91 111 93 98 4 88 84 86 --- --- --- 100 85 91 103 93 95 5 87 84 86 --- --- --- 89 84 86 107 93 99 6 87 84 86 --- --- --- 92 85 87 102 93 94 7 87 84 86 86 84 85 99 86 90 97 93 95 8 86 84 86 86 84 85 91 86 88 105 94 98 9 87 84 86 85 84 84 95 86 89 102 94 96 10 87 84 86 86 84 85 99 87 91 98 94 96 11 87 84 86 85 85 85 96 87 90 99 94 96 12 89 85 87 85 85 85 94 86 88 100 95 97 13 90 85 87 85 85 85 91 86 88 100 95 96 14 94 85 89 85 84 85 95 88 91 106 96 100 15 99 86 91 85 84 84 96 87 89 113 96 104 16 96 87 91 84 84 84 93 87 89 112 96 99 17 95 87 91 84 84 84 93 87 89 102 97 98 18 93 87 91 84 84 84 93 88 90 106 97 100 19 92 87 90 84 84 84 96 90 93 107 98 101 20 91 85 89 84 84 84 99 92 95 105 98 100 21 89 85 88 90 86 88 99 91 94 105 98 99 22 89 85 87 97 86 90 103 92 97 105 98 101 23 87 85 86 123 88 97 108 92 98 111 100 104 24 89 86 87 143 91 104 98 92 94 114 101 106 25 93 86 88 124 94 102 102 92 96 116 103 107 26 103 87 93 120 92 100 108 93 97 119 103 107 27 103 90 95 101 90 95 102 92 95 110 103 105 28 97 87 90 99 90 94 108 93 99 111 103 105 29 92 85 88 103 88 94 109 93 99 111 103 106 30 90 85 86 96 85 88 113 93 101 111 104 106 31 --- --- --- --- --- --- 114 93 99 115 105 109 MONTH --- --- --- --- --- --- 114 84 93 119 93 100 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1984 TO SEPTEMBER 1985 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 116 105 110 107 97 99 121 97 106 325 110 182 2 139 105 114 103 96 98 197 104 146 190 109 150 3 114 103 106 112 97 104 159 108 137 163 102 131 4 107 103 104 116 95 101 130 99 116 118 98 108 5 105 102 103 106 94 97 111 98 106 110 95 101 6 103 101 102 104 94 98 107 96 102 107 99 102 7 105 102 103 109 95 100 121 103 111 141 108 119 8 109 103 106 99 93 95 175 120 140 206 107 161 9 110 104 106 97 93 94 261 103 169 196 114 148 10 110 103 106 100 93 95 166 97 123 167 106 123 11 110 95 105 100 93 96 109 94 100 114 96 101 12 119 104 111 105 93 97 99 94 96 99 95 97 13 109 107 108 113 94 100 99 94 97 102 96 99 14 121 107 116 113 96 102 102 95 99 114 99 104 15 123 105 109 113 98 102 166 99 120 133 104 115 16 116 106 109 112 98 102 192 114 150 149 98 121 17 115 106 108 103 98 101 149 102 125 103 97 99 18 110 106 107 101 92 98 134 97 113 99 95 97 19 107 106 106 97 91 94 104 94 99 97 95 96 20 107 106 106 101 93 97 102 95 97 97 95 96 21 108 106 106 101 93 95 106 97 101 98 96 96 22 107 106 106 96 94 95 114 102 106 98 96 97 23 108 106 107 96 94 95 150 102 117 97 96 97 24 109 104 106 98 95 97 109 96 104 97 95 96 25 106 99 102 119 98 105 108 95 100 97 95 96 26 103 99 100 194 105 139 102 94 96 97 96 97 27 107 100 102 127 94 109 96 94 95 97 96 97 28 107 99 102 101 92 96 97 95 96 99 96 97 29 --- --- --- 94 92 93 99 95 97 99 97 98 30 --- --- --- 96 92 94 171 98 115 99 97 98 31 --- --- --- 97 94 96 --- --- --- 106 98 100 MONTH 139 95 106 194 91 99 261 94 113 325 95 110 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1984 TO SEPTEMBER 1985 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 114 99 102 214 114 146 103 99 101 --- --- --- 2 122 101 107 230 104 153 102 99 101 --- --- --- 3 134 102 115 151 104 123 103 100 102 --- --- --- 4 169 105 130 172 107 130 102 100 101 108 103 105 5 187 107 137 172 105 130 103 100 101 111 106 109 6 214 107 149 153 106 125 104 101 102 111 110 111 7 210 109 148 133 107 117 105 102 103 112 111 111 8 191 110 139 129 106 116 108 102 104 114 112 113 9 132 106 116 125 107 118 108 103 104 129 114 117 10 117 105 112 124 107 113 108 103 104 122 116 119 11 116 103 109 114 103 110 107 103 104 137 115 120 12 112 102 106 120 105 111 106 103 104 182 121 134 13 105 99 102 123 106 114 107 103 105 176 118 147 14 103 98 100 130 103 115 111 105 107 156 117 134 15 100 98 99 127 103 113 116 107 109 217 128 160 16 101 98 99 162 106 116 128 107 113 366 142 220 17 103 98 100 164 114 136 138 110 120 437 185 306 18 102 99 100 194 118 155 145 115 129 273 162 221 19 101 98 100 265 123 183 150 105 127 212 141 183 20 100 98 100 248 114 172 106 104 105 203 124 151 21 101 99 100 236 118 169 106 104 105 152 120 135 22 102 100 101 209 128 162 107 105 105 137 118 129 23 104 100 102 --- --- --- 107 105 106 130 118 126 24 108 101 104 --- --- --- 109 105 106 130 118 124 25 111 102 107 --- --- --- 113 106 108 130 118 122 26 112 104 108 120 102 109 121 108 113 136 121 127 27 149 104 116 123 104 113 118 108 111 150 124 134 28 196 111 136 112 104 108 111 107 109 141 122 131 29 236 123 155 109 103 106 109 108 108 144 128 137 30 230 122 159 108 101 104 109 105 108 187 131 152 31 --- --- --- 102 97 101 --- --- --- --- --- --- MONTH 236 98 115 --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1985 TO SEPTEMBER 1986 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 271 150 197 186 128 148 113 111 112 115 106 111 2 211 135 183 163 121 145 114 111 113 113 102 108 3 169 125 143 148 122 135 116 112 114 110 99 104 4 146 119 137 141 123 132 114 111 113 114 99 105 5 130 115 128 136 121 129 113 111 112 115 100 106 6 126 117 122 144 121 128 113 109 111 116 102 107 7 235 120 141 160 129 140 112 109 110 118 103 109 8 269 138 205 158 120 137 112 109 110 111 100 107 9 231 134 152 161 120 137 125 109 114 111 100 105 10 206 145 106 215 130 158 194 112 139 125 101 110 11 198 128 165 223 133 167 417 127 235 154 104 122 12 236 129 160 304 136 190 250 119 179 121 108 117 13 251 137 212 285 141 194 146 111 129 132 106 116 14 213 133 173 255 135 188 --- --- --- 161 112 130 15 332 157 203 323 153 221 --- --- --- 142 105 123 16 204 138 178 241 131 182 120 112 114 123 97 107 17 355 152 232 187 129 160 126 108 115 108 98 101 18 290 146 212 233 132 163 121 105 110 102 96 99 19 232 144 187 274 159 209 109 104 106 101 97 99 20 180 128 162 253 135 174 107 103 104 103 98 101 21 233 139 170 176 133 155 106 102 104 103 99 101 22 222 145 182 189 117 151 105 103 104 112 100 104 23 215 140 175 138 98 118 106 104 105 132 100 111 24 190 138 164 116 94 105 112 105 107 115 99 107 25 184 130 156 108 95 100 110 105 108 145 98 111 26 177 123 145 105 97 101 113 105 109 140 102 118 27 192 134 162 109 101 104 113 100 108 135 104 116 28 204 139 163 110 105 107 112 101 105 137 107 121 29 417 169 277 112 108 110 107 102 104 119 99 111 30 263 149 219 113 110 111 111 101 106 107 97 103 31 233 131 187 --- --- --- 156 106 116 101 94 98 MONTH 417 115 174 323 94 147 --- --- --- 161 94 109 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1985 TO SEPTEMBER 1986 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 101 94 97 117 95 102 130 106 118 128 109 118 2 102 96 99 120 97 104 123 104 111 135 108 119 3 104 98 101 128 98 110 121 102 109 130 108 116 4 109 98 104 128 100 107 126 103 110 126 108 115 5 119 99 107 119 100 106 123 102 110 135 110 122 6 115 98 106 116 100 107 127 104 115 139 113 126 7 109 98 104 124 98 107 126 106 113 132 108 121 8 109 98 102 116 97 103 121 104 111 131 108 117 9 106 96 101 114 97 103 124 104 111 129 112 119 10 110 99 103 120 99 108 118 104 109 149 116 130 11 108 99 103 124 102 112 120 104 109 145 112 126 12 121 93 104 117 101 109 124 104 112 137 112 125 13 109 89 99 120 101 108 123 105 112 138 111 123 14 101 91 94 120 --- 112 118 108 112 143 111 125 15 120 91 103 124 101 115 122 108 113 135 112 123 16 117 90 98 122 96 108 129 106 116 131 113 125 17 113 93 100 120 98 107 128 105 110 134 112 124 18 115 94 100 126 98 107 115 103 106 134 113 124 19 114 94 100 127 99 107 112 103 106 134 115 125 20 112 94 99 134 99 114 129 105 112 163 114 130 21 105 93 97 136 100 110 209 113 135 180 118 133 22 112 94 101 120 98 105 145 112 125 187 120 146 23 115 95 104 122 98 105 148 113 126 190 119 156 24 112 100 105 122 98 108 123 108 115 210 117 155 25 115 100 109 122 100 107 131 109 119 170 119 142 26 111 98 105 119 101 108 123 110 117 224 125 174 27 119 100 109 119 101 109 149 114 126 295 139 203 28 119 96 104 115 101 108 144 111 124 285 135 194 29 --- --- --- 119 99 106 129 111 120 231 131 182 30 --- --- --- 126 100 110 130 110 119 220 130 173 31 --- --- --- 131 102 114 --- --- --- 170 126 152 MONTH 121 89 102 136 --- 108 209 102 115 295 108 138 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1985 TO SEPTEMBER 1986 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 162 123 145 138 118 128 173 119 142 108 106 107 2 155 122 139 135 121 128 142 113 126 110 106 109 3 159 120 138 157 121 130 146 116 128 113 108 111 4 158 121 141 174 123 141 164 118 131 118 112 114 5 156 117 132 173 121 149 172 121 143 123 110 115 6 165 119 141 172 124 142 212 124 162 114 91 103 7 164 117 140 165 121 143 203 116 157 110 90 102 8 155 117 133 183 122 145 217 119 160 112 93 106 9 147 117 130 177 122 142 186 126 154 112 102 109 10 156 119 136 165 123 140 199 128 161 115 108 112 11 169 119 138 180 126 150 215 129 163 115 111 113 12 156 121 134 162 125 144 212 131 165 115 112 114 13 145 120 133 147 124 137 202 133 164 117 113 115 14 148 120 134 150 124 136 173 137 142 140 116 120 15 152 120 138 159 125 139 187 126 145 152 120 129 16 149 125 139 180 128 146 185 127 153 150 121 135 17 --- --- --- 185 127 151 163 119 144 159 124 136 18 223 132 164 230 124 156 142 117 132 169 123 145 19 230 133 175 308 131 172 135 116 125 130 118 126 20 255 129 168 379 136 212 122 112 117 127 116 121 21 263 132 177 426 162 282 131 115 121 125 116 120 22 298 138 212 417 145 259 129 115 120 124 118 121 23 276 137 184 257 133 184 121 115 117 125 119 122 24 248 121 175 246 139 194 121 114 116 130 120 124 25 158 122 142 207 135 167 121 114 117 134 120 125 26 176 122 150 --- --- --- 124 114 118 136 120 125 27 169 128 149 --- --- --- 123 114 116 135 119 124 28 148 126 137 --- --- --- 125 112 117 129 118 122 29 --- --- --- 164 134 143 122 109 113 242 119 135 30 145 120 134 157 122 139 112 105 107 209 131 158 31 --- --- --- 176 121 143 107 104 105 --- --- --- MONTH --- --- --- --- --- --- 217 104 135 242 90 121 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1986 TO SEPTEMBER 1987 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 159 123 141 134 123 126 180 123 149 237 122 165 2 148 119 131 138 123 128 156 123 138 213 132 152 3 137 120 126 162 124 135 145 126 137 135 123 129 4 166 125 139 186 126 144 162 124 140 128 120 124 5 226 133 167 167 129 139 167 125 141 128 119 123 6 283 141 199 154 127 135 157 122 135 122 119 120 7 267 141 197 167 128 142 149 123 133 122 119 120 8 194 138 172 163 123 132 134 122 128 123 119 121 9 173 128 149 132 122 126 129 121 124 125 118 121 10 145 121 134 135 123 127 125 120 122 123 117 120 11 144 121 132 139 125 132 125 119 122 120 117 119 12 149 128 135 153 129 136 122 117 120 124 116 118 13 149 127 137 185 134 148 121 114 117 118 116 117 14 139 124 131 144 122 131 118 111 114 121 117 119 15 142 128 135 136 121 127 117 109 113 144 121 127 16 143 124 133 139 124 130 116 109 113 132 119 126 17 129 123 126 148 125 133 117 113 115 126 118 121 18 135 124 129 153 123 134 123 115 118 121 118 119 19 163 127 140 136 123 130 119 116 118 118 110 115 20 136 127 132 129 115 123 122 118 119 117 104 114 21 135 125 130 133 114 122 128 118 121 117 112 114 22 144 125 131 129 120 122 124 118 120 114 88 104 23 133 122 126 124 120 121 119 117 118 112 65 95 24 131 122 125 125 121 122 120 117 118 93 69 85 25 127 120 124 122 119 120 120 117 119 89 72 83 26 170 125 133 123 120 121 120 117 119 92 79 85 27 141 126 132 128 122 124 120 118 119 98 83 90 28 137 128 132 151 124 133 120 118 119 102 89 96 29 133 124 129 219 127 156 120 117 119 102 95 99 30 130 123 127 258 129 182 121 117 119 103 95 100 31 133 123 127 --- --- --- 126 119 123 103 98 101 MONTH 283 119 139 258 114 133 180 109 124 237 65 114 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1986 TO SEPTEMBER 1987 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 104 100 102 106 88 96 82 73 76 80 67 73 2 115 103 106 92 77 87 79 74 76 78 68 72 3 108 104 106 85 74 82 78 75 76 78 68 72 4 107 105 106 84 77 82 84 75 77 79 62 73 5 110 105 107 87 82 84 80 75 77 92 74 83 6 110 105 107 90 84 86 80 77 78 109 72 85 7 108 105 107 89 86 87 80 75 78 96 79 81 8 111 106 107 91 86 88 77 72 74 82 74 81 9 111 102 107 91 86 89 76 73 74 79 73 75 10 106 100 103 91 84 89 75 72 74 94 75 79 11 105 102 104 91 87 89 76 73 75 94 77 83 12 106 99 105 88 87 88 91 75 78 80 75 78 13 107 100 103 90 88 89 96 80 86 81 76 78 14 110 100 103 99 89 92 99 78 87 84 75 77 15 132 104 114 98 84 92 88 77 83 80 77 78 16 159 104 124 96 86 91 92 80 85 86 78 81 17 114 99 105 103 85 92 107 79 93 94 79 85 18 112 98 104 97 83 89 109 78 92 92 77 82 19 107 98 101 95 83 87 89 78 85 85 77 80 20 104 99 101 85 80 83 91 75 82 89 75 81 21 102 93 98 84 80 82 89 74 80 83 76 79 22 99 91 94 90 82 85 87 73 79 84 79 81 23 103 90 94 98 83 90 85 72 78 83 77 80 24 106 87 94 98 84 90 81 72 76 85 78 80 25 102 89 95 96 83 88 93 79 85 87 79 83 26 124 93 105 89 75 84 103 77 90 89 80 82 27 102 96 100 85 75 79 109 77 90 98 83 87 28 126 94 104 83 75 78 90 74 82 111 81 94 29 --- --- --- 83 77 80 104 75 85 102 79 89 30 --- --- --- 95 83 87 87 68 77 88 80 83 31 --- --- --- 88 72 83 --- --- --- 91 81 85 MONTH 159 87 104 106 72 87 109 68 81 111 62 81 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1986 TO SEPTEMBER 1987 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 96 82 87 101 89 93 103 98 100 98 91 95 2 87 81 84 101 89 95 111 99 103 99 89 93 3 86 81 84 114 88 96 109 102 105 97 89 92 4 85 82 83 126 89 109 109 98 103 92 79 88 5 85 80 82 134 91 104 104 96 100 80 52 68 6 85 80 82 116 91 97 116 99 103 68 44 50 7 86 82 84 96 90 92 116 99 106 72 43 61 8 87 83 85 95 90 92 149 99 106 89 50 71 9 89 82 86 95 90 92 165 107 131 88 60 75 10 89 84 86 104 91 96 229 116 162 85 57 72 11 90 85 87 119 95 100 229 115 157 82 69 74 12 90 82 88 136 100 116 299 131 207 86 69 80 13 91 84 87 210 111 155 167 116 144 91 78 84 14 93 85 89 225 105 163 140 105 116 96 77 88 15 95 86 91 172 104 141 126 99 114 97 85 89 16 93 85 90 174 105 130 127 103 114 96 86 90 17 102 85 90 148 95 109 132 104 111 101 89 93 18 91 87 89 111 92 100 127 100 106 103 92 96 19 91 86 88 105 96 99 109 100 104 107 94 99 20 90 85 87 103 95 99 119 100 106 116 94 101 21 93 87 89 108 96 101 105 100 103 154 97 115 22 95 88 90 110 98 102 108 100 102 183 103 134 23 92 87 89 119 97 104 117 101 105 135 98 114 24 92 87 90 120 95 106 125 104 110 146 98 116 25 97 87 92 97 94 96 138 113 126 116 97 105 26 102 88 93 98 96 97 137 93 120 119 95 102 27 100 87 91 100 96 99 106 93 99 119 97 104 28 96 88 92 101 97 100 102 94 97 113 98 102 29 102 91 95 105 97 102 102 93 97 120 98 101 30 100 90 94 104 97 102 102 94 98 101 98 99 31 --- --- --- 101 96 99 104 95 100 --- --- --- MONTH 102 80 88 225 88 106 299 93 115 183 43 92 YEAR 299 43 105 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1987 TO SEPTEMBER 1988 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 104 98 100 119 107 113 127 113 120 133 108 120 2 136 100 106 136 110 117 125 112 117 135 116 124 3 130 100 107 180 114 128 118 112 115 122 115 118 4 111 99 103 185 115 130 120 112 116 122 114 116 5 115 101 106 160 111 123 118 112 115 124 114 118 6 123 104 112 121 101 115 124 113 117 123 116 119 7 205 106 130 117 101 111 137 115 122 130 118 122 8 131 108 118 119 104 111 139 117 126 125 118 121 9 121 104 113 122 106 113 142 115 126 130 118 122 10 122 104 110 123 106 113 132 113 120 139 121 127 11 136 106 114 120 104 110 122 111 114 132 121 126 12 136 108 117 117 101 106 115 110 112 126 119 123 13 117 104 110 108 101 103 115 111 113 131 121 125 14 109 103 106 108 101 103 116 113 115 130 121 125 15 105 102 104 113 102 105 126 114 118 125 120 122 16 108 102 105 113 104 108 119 113 116 127 121 123 17 110 102 105 117 105 110 121 113 115 156 122 135 18 111 104 107 116 107 110 120 113 116 195 126 146 19 117 106 110 --- --- --- 136 113 122 195 130 154 20 131 109 114 119 107 117 178 116 138 203 131 154 21 127 107 113 123 107 115 224 122 157 155 129 142 22 114 102 107 121 107 112 312 127 204 139 124 132 23 111 103 106 117 108 112 185 128 163 132 123 127 24 122 104 111 116 110 112 156 119 136 132 125 128 25 126 108 114 138 112 118 148 120 134 137 126 132 26 116 107 111 137 113 120 144 113 124 134 128 130 27 128 105 113 142 113 123 134 116 124 134 127 129 28 122 108 114 142 114 125 147 120 130 130 127 129 29 114 103 108 143 119 127 126 113 119 130 124 126 30 116 104 109 146 120 129 124 113 117 128 124 126 31 119 105 111 --- --- --- 121 115 117 130 125 127 MONTH 205 98 110 --- --- --- 312 110 126 203 108 128 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1987 TO SEPTEMBER 1988 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 135 125 129 140 129 134 126 122 124 131 120 125 2 164 128 136 141 127 132 126 122 124 139 123 128 3 185 135 148 134 128 132 126 123 125 153 122 132 4 144 130 139 134 125 131 127 122 125 133 120 126 5 141 128 132 134 125 128 125 121 123 130 119 123 6 134 128 130 129 125 127 124 121 123 129 119 123 7 131 129 130 129 125 127 126 121 123 126 119 122 8 131 128 130 129 123 125 127 122 125 132 119 125 9 133 129 131 128 124 125 151 123 133 145 124 131 10 138 130 134 133 124 127 235 126 166 158 127 135 11 156 128 138 133 126 128 349 141 208 139 123 130 12 140 128 132 129 124 126 202 135 167 135 117 123 13 143 129 132 128 122 124 199 122 145 129 104 123 14 136 130 132 127 122 125 149 123 130 135 121 124 15 256 131 178 127 122 125 154 130 139 137 121 128 16 178 142 161 128 122 125 155 128 140 129 121 125 17 177 131 150 138 123 127 150 128 129 127 122 125 18 143 130 134 173 127 140 146 124 134 135 124 129 19 201 134 144 177 128 150 144 121 131 133 123 127 20 156 137 148 153 128 139 143 122 129 136 123 128 21 143 130 137 164 129 141 146 122 130 134 125 128 22 138 125 131 180 123 138 145 122 131 130 124 127 23 138 125 130 146 122 131 142 122 127 133 121 128 24 135 126 130 135 123 130 146 122 132 135 126 129 25 131 125 128 131 120 125 147 122 130 135 127 129 26 129 125 127 130 121 124 132 122 125 149 127 132 27 131 125 126 135 122 127 137 124 131 145 129 136 28 129 125 127 132 113 126 146 122 133 150 127 132 29 137 127 130 129 124 127 141 120 128 189 128 140 30 --- --- --- 136 124 130 141 120 128 257 135 161 31 --- --- --- 128 122 125 --- --- --- 271 124 182 MONTH 256 125 136 180 113 130 349 120 135 271 104 131 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1987 TO SEPTEMBER 1988 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 177 120 145 199 131 166 206 142 189 214 129 157 2 207 128 153 240 134 186 224 149 178 223 147 177 3 258 147 196 204 133 168 315 146 204 188 139 168 4 386 156 253 192 135 162 264 144 193 190 134 159 5 296 148 201 194 131 167 271 142 186 169 127 150 6 256 141 184 206 131 166 240 131 172 167 129 143 7 191 124 147 173 130 155 197 128 150 181 130 146 8 231 130 165 178 131 154 241 142 168 183 128 152 9 244 144 178 219 134 161 280 148 189 152 120 138 10 310 150 196 209 134 168 276 134 193 136 114 126 11 311 143 219 199 131 161 246 153 184 139 109 122 12 317 135 193 240 139 161 262 158 202 122 99 108 13 232 142 172 259 137 186 251 134 204 111 101 107 14 231 140 177 247 135 183 218 151 172 114 101 106 15 246 139 187 178 116 148 246 145 193 113 105 109 16 282 134 200 128 118 122 229 138 187 111 104 107 17 259 135 186 135 119 126 188 125 155 113 107 111 18 232 134 176 129 119 125 158 122 135 119 109 114 19 222 134 179 129 119 125 150 124 131 123 112 117 20 219 142 168 129 120 125 168 129 142 123 112 117 21 167 131 149 128 122 125 143 133 139 122 112 115 22 159 130 143 133 122 127 --- --- --- 117 112 113 23 146 114 130 144 125 133 237 116 149 118 111 113 24 172 115 134 142 127 135 218 153 162 121 111 115 25 303 134 171 226 132 149 185 136 155 122 112 116 26 301 124 202 269 147 175 186 126 152 132 114 120 27 425 146 190 482 142 192 203 125 153 173 119 136 28 425 143 262 492 148 284 343 146 204 157 117 135 29 432 138 242 340 133 215 223 140 172 128 114 119 30 258 125 178 245 141 179 216 128 163 126 112 117 31 --- --- --- 277 144 203 219 126 157 --- --- --- MONTH 432 114 183 492 116 162 --- --- --- 223 99 128 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1988 TO SEPTEMBER 1989 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 122 113 116 122 115 118 135 132 133 136 133 134 2 121 113 115 122 114 118 149 133 136 151 134 140 3 121 112 115 122 117 120 135 132 134 183 138 153 4 121 113 116 122 116 119 137 133 135 155 139 148 5 117 115 116 135 118 123 162 134 145 142 135 138 6 118 115 116 125 119 122 199 138 160 143 136 139 7 118 112 116 129 119 122 164 136 146 147 136 142 8 117 112 113 127 117 123 172 135 149 165 137 146 9 118 113 114 125 118 120 154 134 145 188 136 155 10 117 113 115 126 118 121 148 132 139 142 133 136 11 118 113 115 139 130 134 148 132 138 140 133 136 12 122 113 116 141 130 134 139 133 135 153 135 142 13 120 113 115 134 130 133 135 132 133 146 136 140 14 119 113 115 138 130 133 139 133 136 146 133 138 15 119 113 115 136 128 132 143 135 138 141 133 136 16 119 114 116 133 128 131 187 137 152 143 134 138 17 121 114 117 132 128 130 220 142 169 141 136 139 18 118 115 116 145 131 136 210 142 168 144 137 141 19 130 119 120 158 133 142 193 142 161 148 138 142 20 166 119 133 197 137 156 216 144 169 162 139 148 21 167 115 137 238 145 175 218 143 171 151 138 143 22 128 116 122 199 141 172 169 136 154 142 138 140 23 126 118 122 181 136 155 180 137 155 170 137 147 24 135 119 125 159 135 147 170 137 149 157 141 148 25 140 120 128 149 132 138 177 139 151 158 139 147 26 132 118 125 145 132 137 156 142 149 148 139 144 27 140 118 127 153 133 141 159 139 149 153 141 146 28 146 120 130 147 134 138 163 141 149 142 138 140 29 133 114 122 147 132 135 152 135 141 143 139 140 30 135 117 123 136 130 132 136 133 134 145 140 141 31 125 115 121 --- --- --- 135 133 134 146 140 143 MONTH 167 112 120 238 114 135 220 132 147 188 133 142 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1988 TO SEPTEMBER 1989 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 148 141 143 149 143 144 171 153 158 165 130 143 2 148 140 143 146 143 144 161 151 155 162 129 140 3 176 139 151 179 142 154 162 149 154 164 130 142 4 154 140 144 163 146 152 167 150 157 150 125 138 5 148 140 143 250 146 177 185 153 160 159 121 131 6 146 141 143 366 161 221 195 154 167 147 122 133 7 195 144 158 182 145 164 172 151 160 166 122 141 8 203 153 167 151 143 146 159 146 153 152 123 134 9 179 143 159 150 143 146 167 147 155 163 124 138 10 163 143 149 174 145 156 170 145 154 165 119 139 11 179 145 158 175 148 158 158 137 149 160 120 136 12 175 147 161 160 143 153 151 117 138 170 123 140 13 196 150 169 161 149 153 144 116 134 176 124 142 14 200 150 172 156 149 151 140 122 131 181 124 145 15 194 147 167 156 149 152 136 125 132 167 124 136 16 177 141 158 156 150 152 155 127 140 167 122 136 17 146 141 143 154 150 152 160 133 142 174 124 140 18 147 142 144 158 150 154 153 132 138 153 121 132 19 151 143 146 164 151 155 168 130 146 149 121 129 20 190 145 157 159 152 154 161 130 138 153 121 131 21 208 151 167 163 152 156 144 130 134 151 121 131 22 176 150 162 170 154 158 151 130 138 144 117 127 23 166 143 153 159 155 156 169 131 147 148 117 130 24 216 143 147 166 155 159 146 129 135 143 117 124 25 151 144 147 172 156 163 169 129 145 127 118 122 26 150 146 148 173 156 162 171 130 146 127 118 122 27 151 145 147 171 156 161 165 132 140 123 114 118 28 149 143 146 170 154 158 163 131 139 122 113 117 29 --- --- --- 171 152 158 147 129 135 128 116 121 30 --- --- --- 169 153 157 166 130 143 138 117 124 31 --- --- --- 164 154 157 --- --- --- 136 119 127 MONTH 216 139 153 366 142 158 195 116 145 181 113 133 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1988 TO SEPTEMBER 1989 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 136 117 127 --- --- --- 122 103 109 120 103 111 2 138 118 127 211 131 164 115 102 108 118 109 112 3 153 120 130 232 112 156 125 104 116 115 108 111 4 162 119 139 195 114 146 114 102 107 118 102 108 5 170 117 140 224 102 154 114 101 107 114 97 106 6 --- --- --- 128 98 110 119 102 110 110 95 103 7 --- --- --- 113 95 103 121 105 111 107 90 101 8 124 113 118 110 97 103 121 105 110 106 85 99 9 118 103 110 109 96 103 112 102 106 108 84 101 10 114 101 106 106 97 101 114 104 109 113 92 103 11 110 101 106 110 93 102 115 106 110 122 102 108 12 111 103 106 110 92 102 117 104 110 122 103 109 13 110 100 104 109 98 104 114 104 108 119 105 109 14 111 100 104 119 100 107 119 107 110 125 108 113 15 110 100 104 210 104 121 152 111 116 126 107 117 16 107 98 103 201 113 147 156 114 125 119 105 113 17 113 99 103 164 110 131 128 110 120 123 105 115 18 108 101 104 166 107 131 146 110 124 125 106 114 19 112 100 105 186 103 140 128 112 121 138 106 118 20 120 104 110 129 102 115 128 112 120 129 111 119 21 130 101 114 132 100 117 125 111 117 133 105 117 22 110 99 105 112 101 106 125 112 118 115 98 106 23 115 103 109 123 100 111 125 114 119 130 101 121 24 110 101 105 131 109 119 127 112 118 130 97 115 25 107 100 104 126 111 117 120 108 111 129 94 105 26 107 98 102 122 107 113 110 104 107 114 95 103 27 109 95 100 124 107 113 109 103 107 114 94 101 28 113 96 104 124 105 112 110 105 107 107 88 95 29 119 103 109 133 100 110 109 102 105 107 90 97 30 193 106 120 123 104 109 110 102 105 111 95 101 31 --- --- --- 125 105 111 108 102 105 --- --- --- MONTH --- --- --- --- --- --- 156 101 112 138 84 108 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1989 TO SEPTEMBER 1990 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 116 98 105 114 109 112 108 97 102 133 104 120 2 129 100 111 112 110 111 104 96 101 111 101 107 3 121 98 106 112 107 109 108 100 102 110 101 103 4 101 90 98 111 103 107 101 95 98 103 99 101 5 101 83 94 112 104 107 105 97 101 100 98 98 6 104 86 96 117 103 108 111 100 104 99 96 97 7 119 97 106 113 107 110 114 105 109 100 95 98 8 109 101 103 117 109 112 153 100 123 99 89 95 9 102 97 99 119 109 113 130 99 111 105 76 90 10 103 96 99 113 104 109 111 98 105 88 71 82 11 108 99 103 114 104 110 115 96 105 88 71 80 12 109 99 104 119 106 112 126 93 107 89 79 85 13 109 102 105 131 107 116 111 93 102 90 78 87 14 108 101 104 123 109 115 96 89 93 98 86 92 15 108 103 106 141 111 120 100 88 94 100 91 96 16 113 104 107 120 110 116 98 91 94 106 97 101 17 117 104 109 117 107 113 94 89 92 112 91 104 18 116 108 111 118 105 111 95 92 93 117 108 112 19 114 105 111 121 109 115 94 92 93 114 108 110 20 127 91 108 119 108 114 98 93 95 111 106 108 21 111 77 98 124 113 119 97 90 94 124 109 113 22 117 86 102 124 112 119 95 90 92 128 112 118 23 117 96 108 119 107 113 91 88 89 112 106 109 24 121 101 110 109 102 106 94 88 91 112 104 108 25 131 107 117 113 102 107 98 89 94 129 109 115 26 130 114 121 118 110 114 104 96 99 115 104 110 27 124 114 119 129 112 118 106 97 102 111 103 106 28 124 114 119 150 115 124 112 103 106 123 106 113 29 137 119 127 141 114 125 115 102 108 138 108 119 30 150 114 130 117 100 111 145 104 117 124 103 112 31 119 110 115 --- --- --- 164 111 126 112 99 105 MONTH 150 77 108 150 100 113 164 88 101 138 71 103 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1989 TO SEPTEMBER 1990 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 110 97 102 114 101 107 130 91 110 124 96 103 2 117 108 112 119 101 106 128 88 103 113 93 99 3 120 115 117 126 102 112 129 90 108 111 89 98 4 120 116 119 126 104 110 131 86 99 122 89 99 5 120 112 117 119 103 111 142 85 110 128 88 101 6 114 108 110 119 101 107 146 88 115 133 90 108 7 114 109 111 120 97 104 152 89 116 112 92 97 8 115 107 111 109 99 103 126 89 100 120 91 100 9 117 106 109 128 100 111 124 90 99 108 91 99 10 128 107 113 139 102 119 142 91 107 108 88 95 11 135 114 120 132 106 115 154 93 112 118 89 100 12 134 113 121 129 101 114 130 92 103 118 88 97 13 128 110 117 128 98 111 113 87 96 99 89 93 14 124 101 113 121 98 105 111 88 94 93 88 91 15 107 98 103 119 98 104 131 89 102 94 88 90 16 101 97 99 120 97 104 124 91 102 96 89 91 17 108 96 99 129 92 104 127 90 100 98 90 93 18 107 97 99 136 91 112 128 91 102 104 90 95 19 114 98 104 133 87 98 119 92 96 94 89 92 20 115 100 107 121 87 94 116 92 99 93 90 91 21 120 102 108 131 84 94 127 92 106 95 90 92 22 128 101 110 116 85 93 132 94 109 113 91 96 23 125 102 113 110 83 90 125 95 103 256 96 115 24 131 102 116 121 84 94 127 97 108 261 101 168 25 136 104 113 104 85 90 134 95 109 185 91 132 26 113 98 107 109 87 93 121 93 103 118 89 98 27 113 98 103 99 89 93 121 91 101 101 89 94 28 122 99 109 107 92 97 120 95 104 106 90 98 29 --- --- --- 129 94 104 127 97 109 116 94 103 30 --- --- --- 134 93 110 123 96 106 107 93 100 31 --- --- --- 135 93 112 --- --- --- 115 94 104 MONTH 136 96 110 139 83 104 154 85 104 261 88 101 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1989 TO SEPTEMBER 1990 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 110 89 99 96 90 94 110 99 102 151 107 115 2 99 90 93 102 92 95 119 95 103 151 106 122 3 99 91 94 108 95 99 --- --- --- 121 104 111 4 97 92 94 108 95 102 --- --- --- 147 108 118 5 106 91 94 108 95 100 --- --- --- 202 119 152 6 106 93 98 108 94 99 --- --- --- 177 104 148 7 100 91 95 98 94 96 --- --- --- 134 105 118 8 94 90 92 100 94 97 155 111 138 117 101 107 9 94 91 92 108 96 101 124 109 120 118 100 109 10 98 91 94 111 96 102 131 109 117 113 103 109 11 98 92 95 99 95 98 126 110 115 114 102 108 12 110 96 101 99 95 97 119 108 111 214 103 120 13 168 97 128 103 96 100 114 107 109 122 101 112 14 144 98 119 109 96 101 116 106 110 113 101 107 15 127 93 96 103 96 100 116 108 112 107 99 102 16 106 91 96 122 97 105 127 108 114 111 99 103 17 105 95 100 120 96 103 125 110 117 118 102 109 18 103 93 98 115 97 103 151 107 118 137 105 118 19 98 92 95 118 99 107 158 108 127 148 106 120 20 99 89 94 118 98 106 153 105 129 147 103 124 21 115 90 96 107 97 100 130 110 118 118 104 111 22 117 93 104 111 99 104 126 109 115 116 104 109 23 108 94 101 122 99 110 121 111 117 119 107 111 24 123 99 109 103 98 101 123 108 114 112 101 105 25 157 102 126 109 99 104 128 109 116 108 97 104 26 197 112 150 112 100 105 134 112 119 110 100 105 27 199 109 151 113 101 108 128 115 120 118 103 108 28 157 96 105 113 100 105 119 102 109 116 107 110 29 105 92 96 107 100 104 114 101 107 115 108 111 30 99 91 94 108 99 103 112 104 107 125 112 117 31 --- --- --- 106 98 101 111 104 108 --- --- --- MONTH 199 89 103 122 90 102 --- --- --- 214 97 114 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1990 TO SEPTEMBER 1991 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 125 112 118 107 93 101 118 91 101 263 104 174 2 119 112 115 111 100 106 151 95 111 196 100 145 3 117 109 114 114 103 109 242 100 145 143 95 117 4 123 112 115 121 105 113 133 94 118 103 90 98 5 150 112 124 126 108 116 122 88 102 101 88 91 6 167 111 127 123 107 112 109 87 91 98 90 93 7 125 114 119 120 100 108 107 86 94 96 89 91 8 123 112 117 111 93 102 106 90 96 91 87 89 9 122 109 115 115 91 99 109 91 99 92 87 90 10 147 111 121 114 101 106 112 93 102 95 89 91 11 144 113 124 117 90 106 114 92 103 128 90 105 12 120 111 114 102 89 96 108 88 97 107 95 101 13 118 108 113 99 86 91 109 89 98 108 94 101 14 118 110 113 92 84 87 118 89 98 100 93 98 15 115 107 111 95 85 89 95 89 91 118 95 104 16 115 105 110 99 86 92 98 89 92 119 96 107 17 113 103 107 103 86 96 100 89 92 107 91 97 18 117 107 111 100 84 88 99 88 92 95 89 91 19 126 95 111 94 83 87 93 88 90 95 88 91 20 112 98 104 99 84 91 94 90 92 92 88 90 21 117 104 108 98 82 91 94 88 90 94 80 88 22 121 107 111 104 87 96 93 88 90 87 75 82 23 123 106 115 114 90 101 93 88 91 86 76 83 24 125 104 113 121 96 104 98 90 93 87 79 83 25 117 103 108 115 91 101 97 91 94 87 82 84 26 113 91 103 120 93 105 107 92 97 86 82 84 27 94 91 92 104 92 99 124 88 100 85 81 83 28 99 91 94 111 88 97 95 87 90 87 79 83 29 99 91 94 116 90 100 99 88 93 91 82 85 30 97 91 94 119 91 99 116 91 99 90 84 86 31 101 92 96 --- --- --- 147 95 109 88 75 82 MONTH 167 91 111 126 82 100 242 86 98 263 75 96 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1990 TO SEPTEMBER 1991 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 84 69 79 162 111 133 98 90 94 99 87 91 2 81 69 76 145 108 123 105 90 93 95 88 91 3 85 75 79 118 106 113 94 90 91 95 90 93 4 88 78 83 117 96 109 95 90 91 105 89 95 5 90 84 87 115 96 106 101 89 93 104 90 94 6 101 86 90 111 94 99 109 90 99 114 90 99 7 96 91 93 113 93 100 110 90 96 115 92 101 8 98 93 95 113 93 97 95 88 91 109 92 97 9 98 95 97 103 93 95 93 89 91 102 88 96 10 98 95 96 102 93 96 95 90 92 100 85 92 11 99 95 97 110 93 97 107 91 95 108 86 93 12 99 96 98 102 93 95 121 95 105 105 86 92 13 103 98 100 97 93 94 119 97 110 104 87 93 14 103 100 101 110 85 99 113 93 106 104 88 94 15 106 99 103 104 85 96 109 90 97 113 88 97 16 122 103 108 101 93 96 110 91 97 122 94 111 17 112 107 109 103 93 97 113 91 99 120 100 109 18 115 111 113 103 94 97 104 90 95 124 101 112 19 135 114 122 104 94 97 108 89 94 131 103 119 20 128 113 118 102 93 96 115 90 98 209 117 157 21 117 108 112 107 93 97 116 91 99 187 118 152 22 112 105 108 104 94 96 121 89 99 148 103 123 23 110 106 108 106 96 97 108 88 93 138 98 117 24 110 106 108 113 96 102 91 87 89 135 100 118 25 115 109 111 120 97 103 91 85 89 136 99 115 26 130 111 117 109 97 101 90 87 88 123 98 110 27 128 115 120 110 97 101 91 87 88 134 93 109 28 135 120 126 119 96 105 93 87 89 141 96 117 29 --- --- --- 118 96 103 91 87 88 144 97 117 30 --- --- --- 122 96 107 91 87 89 122 95 106 31 --- --- --- 112 94 100 --- --- --- 104 92 96 MONTH 135 69 102 162 85 102 121 85 95 209 85 107 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1990 TO SEPTEMBER 1991 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 102 91 94 111 93 100 116 102 109 91 88 89 2 98 91 93 106 99 103 106 76 98 88 84 86 3 102 92 95 103 91 97 97 71 84 91 85 88 4 99 91 94 102 89 96 92 73 80 94 88 91 5 96 90 91 99 88 92 86 76 80 95 91 92 6 93 91 92 99 87 92 89 78 83 96 91 93 7 94 90 92 90 85 87 92 82 87 99 92 95 8 97 90 92 95 85 88 97 83 88 122 94 102 9 100 90 93 91 75 84 101 89 93 124 97 106 10 99 90 93 97 77 86 96 88 92 110 96 103 11 98 91 93 99 85 90 113 90 97 104 94 100 12 97 91 93 98 87 92 108 80 94 104 90 96 13 100 91 94 101 88 93 101 81 90 101 91 96 14 96 91 94 103 88 93 95 81 88 100 92 95 15 99 91 96 105 88 96 94 80 88 101 91 95 16 99 90 95 106 92 99 96 77 88 98 94 96 17 102 91 99 105 91 97 93 81 88 100 95 97 18 107 95 102 105 90 95 95 86 91 101 96 98 19 107 93 98 107 94 97 95 88 91 100 94 97 20 106 91 97 105 89 96 96 89 92 102 92 97 21 102 90 95 104 90 96 95 88 92 106 94 100 22 104 92 97 109 90 98 96 90 93 116 93 105 23 102 93 96 108 88 98 104 94 98 107 91 100 24 97 94 95 98 87 93 112 98 103 97 91 94 25 97 90 94 97 88 92 119 100 106 110 93 99 26 94 90 92 94 88 91 113 95 103 113 96 101 27 98 92 94 96 92 94 104 85 97 133 97 109 28 93 90 92 105 96 101 95 83 89 144 97 112 29 93 90 91 113 96 106 93 86 89 145 98 115 30 114 90 98 119 105 114 95 83 89 129 98 112 31 --- --- --- 117 103 110 93 83 89 --- --- --- MONTH 114 90 94 119 75 96 119 71 92 145 84 99 YEAR 263 69 99 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1991 TO SEPTEMBER 1992 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 183 97 124 129 98 109 123 101 109 116 103 108 2 224 100 135 173 97 128 130 97 111 129 105 115 3 221 106 151 115 98 107 112 98 104 190 110 137 4 153 87 111 109 94 102 105 98 100 147 108 120 5 101 90 95 102 93 97 106 98 100 138 108 119 6 102 93 97 96 92 94 110 100 103 130 104 120 7 128 93 105 97 93 94 124 101 108 120 104 109 8 99 90 96 101 94 97 106 99 103 114 104 109 9 100 91 96 98 93 95 112 99 104 120 111 115 10 106 92 98 98 91 95 104 98 101 123 112 118 11 100 91 95 101 93 98 101 97 99 118 112 115 12 99 92 96 107 95 99 101 97 99 115 110 112 13 98 91 94 110 96 102 105 98 101 118 112 115 14 95 90 92 104 96 100 105 100 103 143 112 125 15 96 89 92 99 93 96 111 102 106 143 114 121 16 94 90 91 98 93 96 110 101 106 131 114 122 17 103 90 95 101 94 97 122 101 108 129 118 123 18 106 96 99 103 95 99 126 101 112 130 116 123 19 151 97 110 113 95 101 163 106 124 --- --- --- 20 305 108 141 137 98 108 118 102 111 --- --- --- 21 609 157 297 157 101 119 134 101 112 --- --- --- 22 306 111 196 177 102 126 170 105 131 165 128 148 23 213 96 155 145 100 115 342 129 209 197 131 158 24 153 101 122 143 98 113 201 125 165 150 112 134 25 143 101 123 107 95 101 282 129 191 142 110 116 26 130 94 116 110 95 99 206 112 141 121 110 114 27 121 93 107 111 97 102 125 103 112 118 112 114 28 114 96 103 107 97 102 111 100 103 117 112 114 29 106 94 100 129 100 111 111 102 105 120 112 116 30 106 93 98 125 99 107 119 103 110 125 114 118 31 113 94 100 --- --- --- 117 105 110 118 112 116 MONTH 609 87 117 177 91 104 342 97 116 --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1991 TO SEPTEMBER 1992 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 119 112 115 134 131 132 154 133 141 152 115 129 2 117 114 115 139 133 135 148 129 136 121 114 117 3 118 113 115 158 136 141 133 126 130 122 112 118 4 118 114 116 163 138 147 131 126 128 119 113 116 5 119 114 116 152 136 145 131 126 129 126 115 119 6 117 113 116 144 133 138 140 125 131 140 117 125 7 121 115 118 144 133 137 151 129 137 176 121 136 8 124 116 119 151 134 140 166 130 144 163 120 132 9 122 117 119 145 135 139 138 129 133 134 119 126 10 122 118 121 145 135 139 136 127 131 137 117 127 11 126 120 123 149 135 141 137 131 134 136 115 123 12 129 122 125 149 134 138 139 128 133 127 113 119 13 162 123 138 145 134 138 166 129 136 125 114 118 14 150 122 130 144 134 137 166 134 144 125 114 118 15 133 123 127 154 134 138 153 132 142 124 112 119 16 136 124 128 144 135 139 144 127 138 126 111 118 17 170 126 141 143 136 139 144 127 134 123 110 115 18 152 126 133 154 136 144 145 125 133 119 110 115 19 154 129 134 165 137 150 134 125 129 114 110 113 20 139 126 132 146 133 141 142 123 133 115 110 112 21 130 126 128 140 134 137 130 120 127 122 110 116 22 132 127 130 148 137 141 133 120 126 127 112 119 23 134 129 131 167 138 150 131 119 123 122 111 116 24 135 128 132 173 138 153 126 118 120 125 111 117 25 143 130 135 146 130 135 122 117 119 133 113 121 26 134 130 131 135 129 132 125 118 121 139 116 125 27 134 129 131 136 122 130 124 117 120 131 114 122 28 133 130 131 131 119 127 143 118 125 129 110 119 29 135 130 132 137 120 130 171 121 133 117 108 112 30 --- --- --- 134 125 130 174 121 139 117 107 111 31 --- --- --- 146 129 134 --- --- --- 118 107 112 MONTH 170 112 126 173 119 139 174 117 132 176 107 120 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1991 TO SEPTEMBER 1992 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 109 99 105 122 105 112 311 135 200 117 109 113 2 109 99 105 114 106 109 292 140 207 117 105 110 3 112 106 109 112 107 109 220 128 169 113 105 108 4 120 110 114 111 107 108 195 122 157 111 106 108 5 119 109 113 110 105 107 182 116 145 110 104 108 6 138 112 121 108 106 106 145 113 127 108 102 106 7 121 109 113 108 106 107 126 106 114 107 91 101 8 114 109 112 113 106 109 109 104 107 103 84 96 9 117 109 112 112 109 111 108 105 106 102 85 95 10 113 106 110 115 108 111 108 105 107 101 90 97 11 115 101 107 112 109 110 109 105 108 102 94 99 12 115 91 104 111 109 110 112 108 109 102 94 98 13 103 68 84 112 109 110 120 109 112 101 94 98 14 99 57 77 114 108 111 127 109 118 104 95 100 15 97 65 80 114 110 111 113 106 110 102 99 101 16 98 70 84 114 111 113 112 105 108 103 99 101 17 97 84 91 121 111 114 106 73 92 105 101 102 18 98 87 91 120 112 114 85 62 73 108 102 105 19 104 92 97 117 110 114 90 59 75 110 104 107 20 105 93 100 119 107 112 89 65 77 115 104 109 21 105 97 102 112 89 106 85 70 78 113 107 110 22 106 102 104 109 82 100 93 74 83 114 105 110 23 107 102 105 111 95 105 93 81 87 113 105 109 24 108 105 106 114 108 110 99 85 91 120 107 111 25 108 103 106 114 110 112 100 93 96 143 108 118 26 110 105 107 115 109 112 100 96 98 131 108 115 27 112 105 109 114 110 111 104 97 100 147 106 123 28 136 110 113 118 109 112 107 102 104 125 107 117 29 137 111 122 151 111 116 118 103 106 122 107 115 30 130 109 119 175 120 144 137 105 115 133 106 117 31 --- --- --- 208 131 155 130 108 114 --- --- --- MONTH 138 57 104 208 82 113 311 59 113 147 84 107 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1992 TO SEPTEMBER 1993 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 121 107 114 118 106 111 117 107 111 97 91 94 2 122 104 112 120 110 113 116 107 110 96 91 93 3 122 103 112 117 108 112 120 107 113 98 92 94 4 120 104 110 121 108 114 119 107 112 145 94 107 5 122 105 115 121 111 114 122 111 117 116 95 104 6 118 105 108 122 110 115 211 115 138 106 95 100 7 115 104 107 117 110 113 259 121 157 115 94 100 8 113 103 107 119 111 115 204 122 151 100 91 95 9 111 102 106 116 111 113 172 120 140 94 87 91 10 113 100 107 117 110 113 161 115 133 91 84 88 11 108 94 101 127 111 117 133 112 125 92 82 87 12 106 97 100 141 114 121 133 112 118 90 80 86 13 106 99 102 121 111 117 136 111 120 87 66 78 14 108 98 103 122 110 114 160 112 126 99 63 82 15 113 98 105 123 110 114 149 109 126 86 68 78 16 116 100 105 124 110 115 148 115 132 85 70 79 17 113 101 105 117 108 111 128 109 119 85 73 79 18 111 101 104 118 109 112 118 107 112 85 74 80 19 110 102 105 119 111 115 115 107 111 89 78 83 20 112 103 106 136 111 119 117 108 112 88 84 86 21 113 103 108 230 114 144 121 109 114 88 83 85 22 115 106 110 149 113 126 139 110 119 89 83 86 23 119 106 112 119 111 116 128 107 115 93 84 88 24 115 105 111 121 111 115 115 106 111 90 87 89 25 117 102 112 118 110 113 125 103 114 91 87 89 26 118 103 112 116 108 112 113 100 105 91 86 89 27 116 106 111 116 109 112 114 101 108 94 89 91 28 121 106 113 118 108 111 113 98 103 96 85 92 29 117 107 112 113 107 109 108 96 101 88 76 82 30 119 109 113 113 106 109 104 96 99 84 75 78 31 119 109 112 --- --- --- 103 94 98 85 76 78 MONTH 122 94 108 230 106 115 259 94 118 145 63 88 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1992 TO SEPTEMBER 1993 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 85 77 80 85 77 80 87 79 82 87 76 80 2 83 78 81 85 78 81 92 81 85 86 76 80 3 96 69 85 87 75 80 93 81 86 81 74 78 4 150 80 103 92 74 81 90 82 85 82 76 79 5 141 84 108 95 77 84 91 81 87 88 78 81 6 186 82 116 94 77 82 85 79 82 90 79 84 7 171 94 125 83 77 80 86 79 82 95 77 85 8 159 88 124 86 79 82 85 77 81 104 79 88 9 100 81 92 88 77 81 82 77 80 119 84 97 10 92 80 86 84 78 80 90 77 81 129 85 102 11 90 80 84 85 78 81 90 79 84 122 83 101 12 89 77 84 82 77 80 90 78 82 106 80 89 13 90 77 82 82 68 79 92 77 82 87 78 81 14 91 77 82 110 61 81 88 78 81 81 76 78 15 87 79 82 109 70 88 91 77 82 81 77 79 16 85 76 80 97 84 87 97 77 86 84 78 80 17 86 77 80 104 84 92 109 80 95 87 76 81 18 84 77 80 110 86 95 93 81 85 88 76 81 19 84 74 79 101 86 93 98 78 85 90 78 83 20 80 75 78 107 86 96 95 74 82 108 82 86 21 82 75 79 112 90 99 85 73 78 119 90 101 22 84 78 80 112 87 99 95 74 80 134 90 111 23 84 78 80 105 79 89 81 74 77 182 96 126 24 82 75 79 106 79 90 83 76 79 236 96 151 25 80 75 78 101 81 88 85 77 80 173 85 120 26 81 75 78 88 80 83 87 77 81 105 85 93 27 90 74 81 90 80 84 81 76 79 97 82 90 28 85 75 78 98 82 89 82 74 79 119 82 94 29 --- --- --- 91 82 86 87 75 80 88 78 83 30 --- --- --- 89 82 85 81 75 78 90 79 82 31 --- --- --- 87 80 83 --- --- --- 97 82 87 MONTH 186 69 87 112 61 86 109 73 82 236 74 91 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1992 TO SEPTEMBER 1993 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 97 82 88 98 85 91 179 98 130 94 86 90 2 147 85 92 92 84 88 184 96 130 94 86 89 3 147 84 112 91 85 88 153 93 115 99 88 94 4 101 83 94 92 86 88 129 94 110 99 88 93 5 96 83 90 91 87 90 114 95 105 104 89 95 6 94 85 89 96 90 94 127 92 109 126 93 107 7 116 85 102 95 89 93 121 93 103 121 96 107 8 102 81 91 93 87 90 134 92 108 119 90 98 9 89 80 83 92 87 89 135 97 113 103 85 92 10 86 81 83 93 85 88 119 90 102 96 84 88 11 86 82 84 91 85 87 109 90 100 96 84 89 12 86 82 83 89 85 87 108 90 98 131 86 95 13 88 82 85 91 86 87 120 90 101 129 88 104 14 90 85 87 92 85 87 188 92 114 108 88 96 15 91 83 88 92 84 87 262 98 137 108 89 95 16 91 79 86 91 86 88 249 102 166 120 92 100 17 85 79 82 127 89 94 256 117 177 154 94 114 18 88 80 83 127 89 105 312 114 196 112 92 104 19 91 81 84 121 86 104 326 122 187 139 92 108 20 118 83 88 96 87 91 219 101 158 171 99 127 21 134 90 111 118 92 101 165 99 139 163 98 120 22 103 91 97 128 97 110 158 101 133 122 97 109 23 171 89 128 130 98 111 151 95 122 115 93 103 24 112 90 101 126 96 110 133 94 114 106 91 97 25 99 86 91 113 92 103 126 91 107 97 88 92 26 96 83 89 120 94 103 121 89 102 94 90 92 27 120 89 100 134 95 108 106 89 100 96 80 93 28 114 91 104 128 93 108 103 87 94 104 92 94 29 111 90 100 129 93 106 95 87 91 110 95 102 30 103 88 96 138 95 107 94 88 91 110 91 102 31 --- --- --- 173 97 116 97 86 92 --- --- --- MONTH 171 79 93 173 84 97 326 86 121 171 80 100 YEAR 326 61 99 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1993 TO SEPTEMBER 1994 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 98 86 93 --- --- --- 135 96 112 --- --- --- 2 95 86 89 --- --- --- 120 102 109 135 117 125 3 99 88 93 131 92 106 108 101 105 145 118 127 4 96 89 93 128 98 115 114 100 105 139 117 128 5 99 89 94 106 93 96 117 105 110 --- --- --- 6 102 90 95 102 91 96 119 104 111 --- --- --- 7 106 90 97 114 95 102 118 107 112 127 106 118 8 105 91 96 135 89 106 119 106 111 --- --- --- 9 101 90 95 133 102 115 117 97 108 --- --- --- 10 101 92 96 137 99 114 113 104 109 --- --- --- 11 150 90 106 136 88 108 --- --- --- 127 104 119 12 269 107 144 115 94 105 --- --- --- 145 120 127 13 341 133 191 113 94 102 --- --- --- 150 125 136 14 291 110 201 131 96 109 156 99 122 137 120 130 15 141 97 125 141 99 114 154 115 133 --- --- --- 16 192 101 129 115 97 105 126 108 117 --- --- --- 17 175 104 132 133 98 110 129 96 114 --- --- --- 18 131 102 118 115 98 107 126 101 111 --- --- --- 19 136 96 117 102 90 99 112 105 110 --- --- --- 20 118 96 105 104 92 100 109 106 107 --- --- --- 21 112 94 102 102 90 98 --- --- --- --- --- --- 22 107 96 101 100 96 98 --- --- --- --- --- --- 23 118 95 103 103 98 100 --- --- --- --- --- --- 24 121 98 108 116 99 105 --- --- --- --- --- --- 25 124 99 111 110 99 105 --- --- --- --- --- --- 26 134 100 114 136 100 113 --- --- --- 181 133 147 27 130 102 113 136 102 113 119 99 112 168 135 149 28 125 93 109 119 102 110 132 102 117 167 135 146 29 98 85 95 110 100 105 145 114 125 151 134 143 30 112 90 99 114 99 105 --- --- --- 147 136 143 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1993 TO SEPTEMBER 1994 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 --- --- --- 154 94 132 137 120 128 132 112 123 2 --- --- --- 148 123 135 136 117 123 133 115 125 3 --- --- --- 140 113 127 141 117 126 141 115 125 4 --- --- --- 139 112 122 144 119 128 125 110 117 5 143 138 140 124 113 119 138 120 125 132 110 120 6 143 139 141 122 116 119 133 121 126 135 111 121 7 145 140 143 123 118 120 140 120 128 135 111 119 8 158 142 147 126 121 122 143 121 128 138 111 120 9 149 144 146 127 122 125 131 120 126 130 110 118 10 148 143 145 128 126 127 138 118 126 125 110 117 11 145 139 142 130 128 129 137 116 125 120 107 114 12 147 142 145 130 127 128 132 114 121 114 104 110 13 148 144 146 131 127 128 129 113 119 115 105 108 14 147 141 145 133 126 129 137 113 123 122 105 110 15 147 139 143 129 126 127 127 113 119 126 105 113 16 150 137 141 128 125 127 130 113 120 130 106 115 17 144 136 139 127 124 126 136 113 121 133 105 114 18 144 136 138 127 124 125 131 113 119 119 105 110 19 147 137 140 127 124 125 131 115 120 115 107 111 20 148 137 139 126 124 125 131 114 120 119 106 112 21 218 138 163 131 124 126 129 111 118 138 106 115 22 211 147 167 130 125 127 126 111 116 179 112 129 23 210 142 162 146 126 134 140 112 117 172 105 136 24 157 141 150 179 128 143 141 118 124 119 103 110 25 148 120 141 138 125 133 129 112 122 115 104 108 26 156 136 143 147 126 132 128 111 118 126 103 114 27 170 115 148 164 131 141 129 111 119 132 104 115 28 157 114 141 147 129 138 128 113 121 154 110 133 29 --- --- --- 144 129 136 134 113 123 214 114 157 30 --- --- --- 150 129 139 130 113 122 179 117 142 31 --- --- --- 174 129 142 --- --- --- 180 111 141 MONTH --- --- --- 179 94 129 144 111 122 214 103 120 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1993 TO SEPTEMBER 1994 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 134 109 119 138 96 107 93 87 90 108 103 104 2 119 100 107 103 96 99 95 89 92 108 103 105 3 107 101 104 103 98 100 96 92 95 158 105 110 4 111 100 104 105 100 101 98 95 96 202 112 136 5 113 102 106 106 99 102 98 94 96 321 135 203 6 122 103 108 108 99 103 102 94 97 258 110 170 7 122 102 110 106 97 101 118 98 102 153 112 129 8 110 100 106 106 98 100 163 109 130 137 109 128 9 108 100 102 104 98 100 210 117 166 132 109 121 10 106 99 103 103 98 100 180 100 144 124 108 113 11 105 99 101 103 100 101 129 100 115 117 104 108 12 105 99 102 109 100 104 115 99 104 114 104 109 13 106 100 104 104 100 102 111 98 103 128 108 114 14 104 99 102 104 99 101 110 100 103 121 112 116 15 104 101 103 104 100 102 110 101 104 133 111 118 16 104 98 101 106 100 102 108 101 104 132 110 120 17 103 99 101 104 99 102 108 101 104 128 109 119 18 103 98 101 110 100 104 103 100 102 123 109 116 19 111 98 102 141 102 109 103 95 100 140 109 120 20 111 97 102 143 111 121 102 96 100 151 113 127 21 102 96 99 140 101 121 103 99 101 123 99 114 22 100 96 97 117 101 110 103 93 101 108 98 104 23 103 98 99 107 99 104 99 94 97 106 98 100 24 108 98 102 112 98 105 97 94 95 102 97 99 25 113 101 105 107 94 103 99 96 98 98 94 96 26 124 104 113 107 93 98 100 98 99 98 94 96 27 135 100 117 103 92 96 100 99 100 96 92 94 28 111 100 107 101 93 96 102 100 101 96 92 94 29 114 103 109 104 96 100 103 100 101 95 92 94 30 111 99 103 105 90 97 106 101 103 95 93 94 31 --- --- --- 92 83 89 107 103 105 --- --- --- MONTH 135 96 105 143 83 103 210 87 105 321 92 116 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1994 TO SEPTEMBER 1995 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 97 94 95 124 101 106 145 109 129 108 98 101 2 100 96 97 111 100 104 119 104 112 104 98 101 3 114 96 101 108 99 103 120 103 109 119 101 106 4 104 97 99 103 98 101 139 104 115 108 103 107 5 101 92 96 111 98 102 127 102 112 108 106 107 6 99 91 94 125 100 106 108 99 103 109 106 108 7 98 91 95 149 104 121 103 94 99 111 103 107 8 99 94 96 143 107 116 101 94 99 111 103 107 9 100 96 98 120 108 113 102 98 101 111 98 106 10 100 98 99 114 107 110 102 100 101 109 100 106 11 100 98 99 111 107 109 103 99 101 111 102 107 12 106 98 100 111 108 110 104 101 103 112 107 110 13 105 95 99 112 108 110 104 102 103 112 108 110 14 95 81 90 112 108 110 103 101 102 112 108 110 15 91 74 84 118 110 113 102 100 101 110 98 104 16 90 75 82 116 108 113 103 101 102 106 89 97 17 91 79 85 116 108 111 107 102 103 102 86 93 18 91 82 87 121 109 112 106 102 104 107 89 97 19 94 85 89 125 109 113 107 103 105 107 96 102 20 95 89 93 205 111 143 107 104 106 105 91 98 21 95 90 93 137 117 129 142 105 115 101 93 98 22 96 92 95 128 105 117 110 99 106 102 97 100 23 96 93 95 110 104 107 104 89 98 102 96 99 24 98 94 96 109 102 104 97 80 88 103 97 100 25 100 94 98 106 103 104 91 71 82 103 101 102 26 100 97 99 106 102 104 89 76 82 104 100 102 27 99 98 99 109 103 105 92 81 86 102 100 101 28 99 97 98 115 105 109 95 84 89 103 100 101 29 98 96 98 142 107 119 99 87 92 118 100 108 30 99 97 98 219 113 149 100 92 97 125 103 110 31 106 98 100 --- --- --- 104 97 100 111 102 106 MONTH 114 74 95 219 98 112 145 71 101 125 86 104 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1994 TO SEPTEMBER 1995 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 110 101 105 96 90 93 88 82 85 85 79 83 2 105 100 102 96 90 92 96 83 88 85 78 81 3 102 99 100 96 89 92 94 84 88 83 78 80 4 108 99 101 93 89 92 98 83 90 83 78 80 5 106 99 101 93 89 91 100 84 90 84 79 80 6 103 100 101 94 90 92 95 82 86 80 77 79 7 104 100 102 94 89 92 94 80 86 82 78 80 8 103 98 100 95 89 91 100 81 89 87 78 82 9 101 95 98 99 89 93 102 82 88 91 80 86 10 101 95 97 93 85 89 89 83 85 95 81 87 11 99 94 96 91 83 87 86 81 83 87 80 83 12 102 94 98 88 81 84 85 81 83 89 81 84 13 100 92 96 88 82 85 87 82 85 92 82 87 14 104 89 95 90 83 86 90 83 86 104 84 89 15 100 90 94 106 85 92 106 84 88 119 81 98 16 93 87 90 107 83 95 122 92 102 90 82 86 17 93 88 90 89 82 86 182 93 130 94 82 88 18 94 89 91 91 83 87 154 78 122 91 81 84 19 96 89 92 95 83 89 94 78 85 90 85 88 20 92 89 91 104 81 93 84 77 80 103 85 92 21 93 89 92 100 81 88 84 78 82 134 92 111 22 91 89 90 98 82 86 85 80 83 123 96 108 23 91 90 90 90 83 87 96 80 86 156 93 112 24 91 89 90 94 84 90 112 85 94 164 96 121 25 93 89 90 92 84 88 110 82 92 113 87 99 26 94 90 92 96 84 89 108 85 95 90 84 87 27 94 91 93 95 84 89 93 80 87 93 85 87 28 100 92 95 92 82 88 84 77 80 96 88 91 29 --- --- --- 90 83 87 90 77 80 99 89 93 30 --- --- --- 92 84 88 96 80 87 97 88 93 31 --- --- --- 90 81 86 --- --- --- 94 89 92 MONTH 110 87 95 107 81 89 182 77 90 164 77 90 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1994 TO SEPTEMBER 1995 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 93 89 91 92 89 91 113 101 108 98 81 91 2 92 89 90 95 90 92 111 100 106 100 92 95 3 93 89 91 101 92 97 109 101 105 101 93 97 4 95 90 93 100 93 96 109 100 103 103 96 99 5 94 89 92 98 89 93 107 100 102 104 100 102 6 114 89 96 94 88 90 106 99 102 105 102 103 7 112 85 93 93 87 90 113 99 103 105 101 103 8 98 84 89 95 87 90 298 107 131 104 102 103 9 91 83 86 106 89 93 295 121 195 104 102 103 10 94 83 87 106 91 96 300 116 190 105 102 104 11 95 84 89 99 89 95 292 103 177 107 104 105 12 98 83 89 101 90 94 154 105 131 108 106 107 13 97 83 86 97 90 93 126 103 117 109 107 108 14 109 91 98 94 90 92 113 98 107 111 106 108 15 209 86 148 95 90 94 102 98 100 112 107 109 16 104 84 96 100 93 95 106 99 103 114 107 109 17 90 84 88 103 93 96 108 102 105 113 106 108 18 98 86 91 103 93 97 113 102 107 112 104 108 19 99 88 94 101 94 97 113 103 108 111 106 107 20 97 85 90 100 94 96 112 103 107 111 102 107 21 91 86 88 100 93 95 110 103 107 110 104 107 22 91 87 89 101 94 96 110 102 106 111 105 108 23 94 88 90 100 94 96 108 102 104 113 106 110 24 100 89 93 100 96 97 108 103 105 122 109 112 25 128 92 97 101 97 99 107 102 105 165 111 123 26 136 92 107 102 97 99 104 91 99 178 112 131 27 110 89 100 118 99 101 100 76 88 122 107 115 28 98 89 94 129 100 112 95 71 86 109 101 105 29 91 88 90 106 99 104 93 71 83 103 98 101 30 93 89 91 113 100 105 92 69 80 104 96 101 31 --- --- --- 113 101 108 93 72 85 --- --- --- MONTH 209 83 94 129 87 96 300 69 111 178 81 106 YEAR 300 69 99 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1995 TO SEPTEMBER 1996 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 105 100 102 106 95 100 111 103 107 135 105 117 2 106 102 103 109 94 100 108 104 106 168 109 130 3 106 100 103 109 92 99 115 104 108 144 102 126 4 105 99 102 113 93 101 137 108 117 129 102 110 5 104 98 101 113 96 102 166 111 129 106 101 103 6 110 98 104 103 97 100 143 111 125 111 101 105 7 111 98 104 114 93 101 116 103 113 136 102 111 8 111 100 104 110 93 101 112 103 106 112 101 106 9 107 100 102 111 94 99 107 103 105 106 101 104 10 108 96 102 109 94 99 110 103 106 112 103 107 11 101 95 99 110 94 100 109 102 105 111 105 108 12 100 95 98 118 97 105 106 102 104 109 101 105 13 105 96 99 99 96 97 106 102 104 107 101 103 14 108 95 100 100 96 98 107 103 105 112 102 108 15 113 96 104 102 95 98 107 104 106 138 106 116 16 108 95 100 101 95 96 108 102 106 179 110 134 17 104 95 98 97 95 96 140 105 119 142 106 121 18 98 94 96 98 95 96 236 109 148 143 104 120 19 100 93 96 108 96 100 319 123 175 159 101 123 20 98 93 95 169 100 124 160 111 129 125 102 115 21 105 95 98 359 115 183 126 108 119 158 109 128 22 109 95 102 164 107 137 175 108 135 133 108 120 23 120 100 107 213 107 144 144 105 121 145 107 123 24 127 96 109 143 97 123 121 104 111 180 113 141 25 117 95 106 122 98 107 147 105 118 139 106 115 26 110 93 102 114 97 103 183 113 138 108 102 105 27 105 92 97 115 98 105 155 109 128 112 103 105 28 110 92 99 115 99 105 129 100 112 114 105 108 29 114 96 105 112 101 107 108 100 104 113 108 111 30 107 96 101 109 102 105 106 101 103 114 109 112 31 104 96 100 --- --- --- 119 103 109 123 107 113 MONTH 127 92 101 359 92 108 319 100 117 180 101 115 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1995 TO SEPTEMBER 1996 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 126 105 113 105 100 103 109 98 102 112 97 103 2 111 103 107 108 100 103 116 96 104 112 91 99 3 108 102 105 113 102 108 115 95 102 95 89 92 4 113 103 107 112 102 107 119 95 104 94 90 91 5 112 104 106 117 102 107 115 94 102 96 90 92 6 109 104 106 112 100 106 111 93 100 95 89 93 7 110 106 107 106 97 102 115 96 102 95 90 92 8 110 107 109 120 96 104 133 99 114 105 91 98 9 112 108 111 107 97 102 143 101 115 103 95 99 10 116 109 113 106 99 102 118 92 103 107 96 102 11 123 111 117 105 99 103 104 91 94 111 95 102 12 117 109 113 104 97 100 101 91 94 116 94 103 13 113 108 111 123 98 108 99 91 95 106 91 99 14 116 110 112 145 101 115 107 94 98 110 93 98 15 132 111 119 132 100 110 111 94 104 126 94 102 16 125 111 117 121 98 106 108 93 100 127 93 106 17 123 110 116 161 104 124 111 93 98 108 89 100 18 151 113 120 120 98 113 114 93 102 97 90 92 19 187 122 145 114 98 106 107 90 98 99 90 94 20 231 130 166 123 99 110 101 90 95 96 90 92 21 172 115 147 115 100 105 100 90 95 94 90 92 22 128 103 118 106 100 103 98 90 94 94 91 92 23 122 102 108 105 100 103 97 90 93 96 91 94 24 114 101 106 109 98 104 98 93 96 110 92 96 25 118 104 110 104 96 99 99 95 98 97 91 95 26 116 107 111 102 96 98 102 92 97 115 93 100 27 112 101 108 101 93 96 98 91 95 110 94 101 28 114 102 106 105 93 95 104 95 100 137 94 104 29 111 101 105 107 93 99 125 98 108 137 95 109 30 --- --- --- 102 97 99 122 98 109 114 93 103 31 --- --- --- 106 98 101 --- --- --- 118 91 107 MONTH 231 101 115 161 93 105 143 90 100 137 89 98 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1995 TO SEPTEMBER 1996 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 104 89 94 416 101 231 107 87 96 114 94 104 2 129 97 103 130 96 116 110 88 99 123 96 107 3 187 107 141 149 102 121 104 88 94 111 98 106 4 222 103 158 194 103 141 121 91 106 110 98 103 5 182 103 133 211 116 168 116 91 100 108 96 100 6 133 98 109 181 97 114 104 90 97 113 96 102 7 107 90 94 171 102 134 104 88 95 105 95 98 8 96 89 94 141 103 127 96 85 90 107 96 99 9 99 90 94 129 94 111 93 85 88 108 95 99 10 97 90 93 109 89 99 94 85 88 107 95 99 11 95 88 92 108 90 96 114 88 93 98 92 95 12 96 88 92 108 91 101 114 86 97 94 79 89 13 99 90 93 109 91 99 96 85 90 89 78 84 14 96 90 93 125 92 98 96 86 91 88 82 84 15 98 88 92 128 93 109 92 85 89 89 85 87 16 101 92 96 --- --- --- 89 84 86 93 84 87 17 105 91 98 --- --- --- 89 84 86 94 90 92 18 107 92 99 --- --- --- 93 85 89 96 91 93 19 108 88 98 --- --- --- 95 84 92 95 92 94 20 96 88 91 --- --- --- 92 84 87 96 94 96 21 93 88 90 --- --- --- 91 85 88 102 96 97 22 92 86 88 --- --- --- 92 86 89 110 97 100 23 92 87 89 96 87 90 94 86 90 123 100 107 24 92 88 90 95 86 90 95 86 90 135 104 116 25 93 87 90 94 85 89 113 87 93 135 100 116 26 99 89 92 97 84 88 161 95 108 113 99 105 27 253 94 117 94 85 88 165 91 123 122 100 106 28 253 105 150 127 88 94 173 101 131 115 101 106 29 218 102 144 126 88 105 203 95 143 110 102 106 30 386 112 161 112 87 100 135 90 115 151 105 121 31 --- --- --- 103 87 96 110 91 100 --- --- --- MONTH 386 86 106 --- --- --- 203 84 98 151 78 100 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 143 110 124 121 112 116 125 115 119 115 109 110 2 134 105 114 120 114 116 124 116 120 112 109 110 3 115 101 107 128 115 120 121 114 118 113 110 112 4 108 101 104 147 116 127 118 113 114 114 111 113 5 106 101 103 196 121 146 114 112 113 118 113 115 6 106 102 104 203 126 157 116 112 114 145 114 126 7 107 102 104 192 122 152 120 112 116 160 116 132 8 102 95 98 221 119 163 147 113 124 157 115 131 9 99 85 95 153 118 135 125 114 121 159 115 131 10 109 85 100 175 117 137 134 111 120 131 118 123 11 107 98 103 164 121 136 156 110 121 126 117 121 12 106 101 102 185 115 136 128 108 118 138 119 125 13 108 101 104 191 115 138 146 109 125 124 116 120 14 111 106 108 221 120 152 124 106 113 121 116 118 15 113 109 110 227 118 156 116 105 109 119 115 117 16 113 111 112 287 122 179 118 105 112 131 116 121 17 115 112 113 230 129 181 126 110 115 120 115 118 18 116 113 115 291 135 187 120 109 115 118 116 117 19 120 114 116 225 123 161 117 106 111 121 117 119 20 127 115 119 169 122 148 116 105 109 123 118 121 21 138 118 125 197 135 159 111 106 108 125 121 123 22 151 122 131 152 124 139 112 107 109 123 120 122 23 158 118 133 155 124 137 119 109 113 124 121 122 24 130 118 124 185 130 146 135 112 118 127 122 124 25 127 117 123 261 138 175 132 113 121 143 123 128 26 133 117 122 176 127 151 147 108 127 134 124 129 27 174 122 139 148 122 138 137 107 117 160 124 136 28 148 117 139 134 117 126 119 107 112 139 126 132 29 145 117 129 125 116 119 117 110 114 128 123 126 30 131 119 125 123 115 118 126 111 117 128 122 125 31 126 110 117 --- --- --- 121 111 115 132 124 127 MONTH 174 85 115 291 112 145 156 105 116 160 109 122 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 132 126 128 122 116 118 106 95 100 96 89 93 2 132 127 129 122 118 119 --- --- --- 95 88 92 3 180 129 146 123 118 121 --- --- --- 92 88 90 4 285 140 189 125 117 120 108 93 102 100 87 92 5 207 142 168 129 116 121 107 93 98 101 89 94 6 170 132 153 123 117 121 123 96 103 100 92 95 7 153 125 137 128 116 122 125 97 111 95 88 92 8 149 125 133 140 113 121 107 95 102 102 89 94 9 160 127 141 150 120 133 151 101 119 96 88 92 10 139 126 132 205 124 156 163 97 121 94 88 91 11 158 126 139 196 125 148 123 94 104 99 88 94 12 149 126 135 239 121 185 102 90 96 105 90 96 13 145 125 133 167 116 135 110 91 101 96 88 91 14 149 126 135 121 107 113 111 94 100 93 88 90 15 129 123 127 131 105 114 106 93 98 91 87 89 16 131 119 125 131 106 112 101 89 94 94 87 89 17 128 118 123 113 104 108 103 88 94 92 86 89 18 127 117 122 113 103 109 112 89 98 94 90 92 19 121 118 119 111 104 107 111 89 97 97 91 94 20 121 118 119 107 100 104 154 93 101 98 89 94 21 122 118 120 104 100 102 167 102 131 103 90 93 22 122 118 120 108 100 104 137 94 116 108 91 100 23 124 118 120 121 102 110 137 95 113 108 89 101 24 122 119 120 118 104 111 123 88 102 97 90 94 25 122 119 121 111 99 106 105 86 93 114 93 101 26 121 117 120 108 99 103 97 87 91 116 94 103 27 120 117 118 103 98 101 119 87 104 125 93 106 28 120 117 118 106 97 102 125 92 100 158 97 122 29 --- --- --- 106 97 101 101 89 93 119 96 109 30 --- --- --- 104 96 101 101 90 95 112 93 101 31 --- --- --- 115 100 106 --- --- --- 99 90 95 MONTH 285 117 132 239 96 117 --- --- --- 158 86 96 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 105 90 96 83 70 75 108 80 92 107 92 99 2 103 93 98 82 74 77 97 80 88 106 92 98 3 126 93 100 84 80 82 91 80 84 110 92 100 4 126 90 106 87 82 85 88 78 83 112 91 99 5 118 87 103 90 84 86 85 77 81 99 83 93 6 108 83 93 90 83 86 92 74 83 94 82 88 7 90 83 87 90 85 87 91 77 83 99 84 91 8 99 83 90 89 85 87 89 79 84 98 86 92 9 102 86 93 89 87 88 85 76 80 97 85 91 10 94 86 90 90 86 88 96 78 85 97 86 91 11 92 85 88 89 86 87 90 77 81 96 87 90 12 92 84 87 89 86 87 85 75 79 98 86 91 13 90 84 86 91 86 87 86 77 80 99 89 95 14 91 83 86 91 85 87 88 79 82 138 92 101 15 92 84 87 92 85 87 90 79 83 159 100 118 16 101 88 92 --- --- --- 91 81 85 196 108 138 17 101 88 95 --- --- --- 92 82 87 363 124 189 18 99 88 94 --- --- --- 102 85 92 277 112 192 19 99 85 91 --- --- --- 125 87 98 252 105 160 20 91 84 89 --- --- --- 284 103 167 267 106 166 21 90 84 87 --- --- --- 138 101 123 246 121 162 22 90 85 86 --- --- --- 158 91 117 288 104 172 23 89 85 87 103 81 92 193 95 122 255 99 149 24 89 85 87 128 87 103 266 111 168 172 92 126 25 88 84 86 109 86 97 216 120 165 158 89 117 26 89 85 87 115 84 100 187 104 135 124 86 106 27 98 86 90 109 86 95 126 91 112 106 81 93 28 110 86 97 102 80 88 115 87 101 95 78 86 29 101 77 83 98 80 86 104 86 92 103 77 88 30 91 71 79 96 80 86 113 87 93 84 72 78 31 --- --- --- 107 79 89 114 90 102 --- --- --- MONTH 126 71 91 --- --- --- 284 74 100 363 72 115 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 95 87 92 94 89 91 138 110 122 86 80 83 2 98 89 93 95 90 92 121 102 113 91 81 87 3 98 90 93 92 87 90 124 96 106 94 88 91 4 101 92 95 90 83 88 107 99 103 99 91 95 5 104 93 97 90 85 89 105 99 102 107 97 102 6 105 94 99 92 85 87 101 96 98 107 102 105 7 102 93 97 86 84 85 102 95 98 112 104 108 8 100 94 97 94 85 88 101 98 100 116 110 114 9 101 95 98 117 86 94 111 100 104 117 106 111 10 103 95 99 112 92 100 131 103 114 110 99 105 11 108 97 102 115 95 103 135 107 117 106 95 101 12 153 101 111 120 96 106 149 109 124 116 97 105 13 146 107 126 135 94 108 128 104 113 112 106 109 14 139 107 123 108 94 101 163 106 125 112 108 110 15 123 102 111 102 93 98 182 105 128 112 108 110 16 155 98 113 106 92 97 137 102 115 112 111 112 17 203 95 131 101 91 95 107 98 102 114 111 112 18 139 95 112 94 90 92 105 97 101 114 110 112 19 131 96 113 99 90 92 105 97 100 114 110 112 20 114 90 102 95 89 92 105 97 101 114 109 111 21 123 90 102 103 92 96 108 101 104 114 105 111 22 106 90 99 103 98 101 110 104 106 111 104 108 23 99 87 92 105 101 103 110 101 104 109 74 101 24 93 86 90 106 101 103 107 100 102 103 71 94 25 97 89 92 103 96 101 104 96 101 108 74 90 26 96 91 94 104 94 99 100 87 94 92 76 83 27 99 90 94 104 96 100 97 86 92 100 83 91 28 98 88 92 104 96 99 94 78 85 100 77 90 29 92 88 90 108 99 102 91 78 85 101 83 93 30 92 88 90 164 104 126 92 75 82 103 88 97 31 92 89 91 --- --- --- 88 77 81 102 92 98 MONTH 203 86 101 164 83 97 182 75 104 117 71 102 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 105 93 99 85 79 81 97 80 91 90 78 84 2 101 95 99 83 81 82 90 79 86 89 78 84 3 103 97 101 83 78 80 86 77 81 93 82 88 4 104 80 98 82 75 76 85 72 79 91 83 87 5 87 61 79 78 75 76 84 72 77 92 78 83 6 87 67 79 78 74 75 79 72 76 85 75 79 7 91 75 82 77 74 75 81 71 76 82 75 78 8 90 74 82 82 76 79 81 78 79 82 73 77 9 89 77 84 87 79 84 86 76 80 82 72 76 10 91 81 87 84 71 77 86 73 79 77 72 75 11 95 85 90 72 63 66 79 72 75 77 73 75 12 97 91 94 66 60 63 80 73 76 76 72 74 13 96 92 94 67 58 63 81 74 78 76 70 73 14 94 90 92 70 61 66 78 71 76 76 72 74 15 91 87 89 73 66 69 79 71 74 78 72 75 16 92 88 90 76 69 73 78 73 75 77 72 74 17 90 64 78 75 67 73 81 75 77 77 73 75 18 80 51 71 76 67 70 81 76 78 77 73 75 19 75 51 63 75 70 72 84 77 80 78 73 76 20 72 54 64 75 64 70 86 80 83 78 72 74 21 76 59 68 69 59 65 91 81 86 79 71 74 22 73 63 68 69 59 64 90 82 86 76 71 74 23 73 69 71 69 63 66 86 76 81 79 71 75 24 74 67 70 72 65 69 84 74 78 80 73 76 25 75 66 71 75 68 72 91 76 82 80 73 76 26 83 71 76 80 69 74 96 81 87 79 72 74 27 81 76 78 81 72 76 97 86 91 76 71 74 28 83 76 80 82 73 77 134 88 106 75 71 73 29 --- --- --- 86 75 80 145 83 110 76 72 74 30 --- --- --- 90 78 83 99 80 87 76 72 75 31 --- --- --- 100 83 90 --- --- --- 76 72 75 MONTH 105 51 82 100 58 74 145 71 82 93 70 77 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 77 73 75 79 71 74 87 79 83 89 85 87 2 76 73 75 75 70 72 89 78 84 89 85 87 3 80 73 76 75 70 73 104 78 88 88 82 86 4 80 75 77 83 71 75 161 84 102 95 82 87 5 79 73 76 95 74 80 257 95 127 117 87 96 6 93 75 79 99 76 85 265 118 160 158 98 116 7 107 77 84 99 75 83 265 120 176 203 100 140 8 117 77 87 82 74 78 274 131 187 145 90 118 9 126 81 96 84 75 79 254 110 178 151 88 111 10 128 74 96 87 78 81 234 114 170 134 88 104 11 87 74 81 96 80 88 220 115 168 137 88 107 12 81 75 78 114 82 93 250 115 166 124 87 100 13 80 74 77 130 86 105 223 104 152 120 89 101 14 78 73 76 126 84 104 170 101 132 113 91 98 15 79 75 77 119 85 101 212 106 142 103 87 95 16 80 73 76 119 83 98 171 106 139 101 86 93 17 80 75 77 99 80 89 170 101 128 92 85 89 18 79 73 77 103 80 89 139 97 117 92 84 88 19 82 76 79 118 85 95 139 89 107 97 86 90 20 93 75 80 114 88 96 118 90 101 98 85 91 21 115 79 88 104 84 93 116 85 102 98 85 90 22 115 73 87 103 83 90 99 86 92 91 86 88 23 79 70 74 97 82 89 102 88 94 92 85 89 24 76 70 73 97 82 88 100 87 94 --- --- --- 25 77 72 74 92 81 86 --- --- --- --- --- --- 26 77 72 75 89 81 85 92 83 87 --- --- --- 27 80 72 76 91 81 87 91 81 85 --- --- --- 28 78 73 76 87 74 80 87 83 85 --- --- --- 29 77 74 76 81 74 78 90 85 88 106 94 98 30 76 72 74 84 77 80 91 87 89 103 95 98 31 --- --- --- 90 77 82 93 86 89 --- --- --- MONTH 128 70 79 130 70 86 --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 105 96 99 113 96 102 --- --- --- 125 102 110 2 104 96 100 122 100 108 122 95 107 162 104 126 3 133 97 103 168 102 117 190 93 126 143 104 124 4 136 102 114 121 100 108 132 99 117 124 104 112 5 172 102 122 165 97 116 138 99 113 110 102 105 6 183 102 121 116 91 106 186 109 135 106 100 103 7 146 100 114 100 90 95 153 108 125 105 100 103 8 121 99 109 111 87 96 142 106 121 104 101 103 9 112 99 107 114 93 100 124 99 108 110 102 106 10 120 97 106 118 93 103 118 97 106 114 104 109 11 115 97 105 112 99 105 108 95 100 107 102 105 12 119 101 109 110 95 101 98 95 96 106 101 103 13 112 101 107 102 93 97 99 95 97 106 101 104 14 110 98 104 102 92 96 100 96 98 115 101 106 15 108 95 100 107 95 99 100 93 96 123 103 110 16 105 94 98 106 96 102 98 93 96 117 101 108 17 105 94 98 109 100 104 99 95 97 124 106 113 18 105 95 101 109 97 104 107 96 101 187 110 132 19 106 94 98 115 93 102 190 100 128 128 102 115 20 113 94 102 103 92 97 331 126 180 107 101 104 21 109 96 101 103 89 96 234 128 175 132 101 111 22 101 90 97 100 89 94 311 127 190 117 105 111 23 92 87 90 112 92 100 177 108 146 127 104 112 24 95 86 91 109 95 102 131 102 115 115 101 105 25 94 87 91 116 93 100 115 98 105 108 98 104 26 96 88 92 102 96 100 105 95 99 106 92 103 27 98 88 93 100 90 93 111 96 103 105 92 101 28 99 90 94 92 87 90 113 101 109 105 98 102 29 99 91 94 96 87 92 118 103 109 105 101 104 30 101 92 95 105 91 96 113 103 109 118 104 110 31 104 93 98 --- --- --- 116 102 108 109 106 108 MONTH 183 86 102 168 87 101 --- --- --- 187 92 109 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 107 104 105 163 126 138 123 117 121 122 102 111 2 107 104 105 168 127 146 123 118 120 --- --- --- 3 106 100 104 144 121 134 121 117 119 --- --- --- 4 108 97 104 132 118 123 122 116 119 94 87 90 5 108 100 106 121 117 119 121 116 118 95 90 92 6 109 105 108 121 117 119 134 116 122 98 91 95 7 109 106 108 122 118 120 123 117 120 104 96 101 8 109 107 108 126 118 121 121 116 118 107 101 104 9 112 108 110 120 118 119 119 116 117 106 101 104 10 110 109 110 120 117 118 118 116 117 107 104 106 11 115 109 111 120 118 119 120 116 118 107 105 106 12 116 110 112 125 119 121 119 116 117 109 105 107 13 112 109 111 197 120 143 138 117 125 111 106 107 14 112 110 111 583 145 300 160 124 133 121 106 110 15 114 111 112 230 135 179 232 130 162 123 110 115 16 116 113 114 192 128 149 239 126 175 130 111 121 17 123 115 118 178 138 154 151 122 137 160 113 132 18 135 118 124 182 131 154 159 124 137 175 114 136 19 194 123 144 143 122 134 197 117 148 152 114 128 20 159 126 139 132 121 126 153 118 129 140 111 121 21 167 123 143 175 123 148 139 116 127 146 111 123 22 147 121 132 147 125 134 138 118 125 124 108 114 23 159 118 133 149 121 132 124 115 119 119 108 112 24 127 117 123 135 118 127 131 115 120 112 106 109 25 130 118 124 130 119 125 152 121 135 110 105 109 26 134 120 127 134 117 124 197 130 152 112 108 110 27 139 120 128 124 117 120 199 135 162 119 108 110 28 167 124 136 128 118 122 179 126 154 120 108 112 29 --- --- --- 139 122 129 148 118 134 113 107 110 30 --- --- --- 137 122 129 139 111 122 118 108 111 31 --- --- --- 135 119 125 --- --- --- 131 111 118 MONTH 194 97 118 583 117 137 239 111 131 --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 122 110 117 118 106 112 119 110 114 268 124 166 2 119 108 114 109 106 108 114 110 112 183 115 132 3 112 108 110 108 105 107 114 108 111 134 113 121 4 110 107 109 110 105 108 113 109 111 128 112 121 5 111 107 109 108 105 107 116 109 111 135 114 121 6 112 108 110 --- --- --- 116 110 112 131 113 121 7 112 109 111 --- --- --- 120 111 114 131 115 122 8 112 109 110 --- --- --- 132 112 117 129 115 123 9 112 108 110 --- --- --- 145 113 120 128 117 121 10 116 109 112 121 106 110 171 116 128 --- --- --- 11 140 111 115 121 107 111 190 118 146 --- --- --- 12 136 111 123 139 107 111 157 116 131 139 120 128 13 142 109 124 149 111 124 143 116 129 145 120 131 14 175 114 134 149 113 128 128 114 122 --- --- --- 15 151 115 128 172 112 134 128 114 122 149 120 133 16 171 117 138 139 111 122 127 115 121 134 118 123 17 171 117 137 121 111 115 127 114 120 128 113 120 18 --- --- --- 114 110 112 124 112 116 127 114 120 19 --- --- --- 114 109 111 120 111 115 123 114 119 20 --- --- --- 114 108 110 117 112 114 144 115 122 21 132 112 121 111 106 108 116 111 113 278 117 143 22 129 109 119 108 106 107 123 112 115 241 113 181 23 121 106 114 109 106 108 212 114 127 223 134 182 24 119 107 112 110 106 108 206 118 153 208 128 179 25 --- --- --- 110 106 108 154 115 135 218 127 166 26 --- --- --- 110 106 108 129 114 122 192 136 159 27 --- --- --- --- --- --- 136 116 123 274 135 184 28 --- --- --- --- --- --- 132 116 123 207 144 169 29 --- --- --- 114 109 111 183 123 142 158 130 140 30 --- --- --- 114 108 111 255 134 189 150 103 126 31 --- --- --- 114 109 111 277 141 207 --- --- --- MONTH --- --- --- --- --- --- 277 108 127 --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 146 97 116 124 108 112 140 117 126 123 118 120 2 128 102 115 123 110 116 121 115 118 145 120 128 3 119 106 113 116 111 113 122 116 119 168 124 139 4 121 107 112 112 110 111 123 117 120 --- --- --- 5 122 111 115 111 110 110 134 118 124 --- --- --- 6 126 113 118 112 110 111 136 119 125 --- --- --- 7 130 113 121 113 110 111 124 116 121 --- --- --- 8 144 114 124 114 110 112 118 115 117 --- --- --- 9 141 116 125 128 112 116 120 115 117 --- --- --- 10 125 114 121 124 112 115 122 115 118 --- --- --- 11 123 111 119 115 111 113 127 116 119 --- --- --- 12 135 111 119 122 112 115 126 116 119 121 119 120 13 137 117 127 119 112 115 133 118 122 121 118 120 14 130 114 121 120 114 116 124 116 119 121 119 120 15 136 111 122 125 113 117 121 115 117 121 120 121 16 131 111 121 126 116 121 119 115 117 123 121 122 17 130 107 115 123 113 119 118 115 117 132 122 125 18 111 97 107 120 115 117 124 117 119 187 124 148 19 105 92 99 120 109 114 167 118 134 159 128 141 20 104 91 97 127 108 116 136 120 128 180 127 142 21 100 87 96 151 117 127 131 118 124 152 129 140 22 101 93 97 210 123 149 134 116 121 205 128 158 23 102 95 97 218 122 152 132 115 122 214 142 167 24 103 97 99 283 120 175 131 116 120 158 138 150 25 104 99 101 229 126 163 127 116 120 150 125 134 26 106 101 104 254 132 175 123 116 118 130 104 118 27 116 103 106 173 119 136 120 116 117 119 96 109 28 120 105 109 146 118 128 120 116 117 120 94 111 29 115 107 109 154 120 130 117 116 117 125 100 116 30 124 107 111 150 125 137 119 117 118 122 107 116 31 113 107 110 --- --- --- 120 118 119 122 109 117 MONTH 146 87 112 283 108 125 167 115 120 --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 123 111 118 146 143 144 139 132 135 142 129 134 2 123 114 119 145 141 144 151 132 138 150 132 138 3 125 118 121 146 140 143 155 137 144 150 128 140 4 125 118 122 146 139 143 155 133 143 144 130 137 5 126 119 123 146 139 143 139 132 136 147 128 136 6 128 123 126 147 141 144 141 131 135 135 127 131 7 131 125 129 144 135 140 136 131 134 152 129 138 8 151 128 138 --- --- --- 139 132 135 161 130 143 9 153 142 146 --- --- --- 133 123 131 178 133 148 10 145 141 142 --- --- --- 137 130 133 141 128 132 11 143 140 142 --- --- --- 137 131 133 131 126 129 12 142 140 141 --- --- --- 141 131 135 134 127 131 13 147 141 143 --- --- --- 143 131 136 137 129 132 14 155 139 145 --- --- --- 141 130 136 145 129 134 15 147 138 141 154 135 141 145 131 138 152 133 140 16 148 135 141 153 136 141 144 132 136 155 133 145 17 153 134 143 139 132 136 144 131 137 155 130 145 18 145 140 142 140 133 136 138 131 135 139 127 134 19 146 139 142 142 133 136 140 131 136 133 127 130 20 142 139 141 192 136 154 158 130 141 135 129 131 21 146 141 143 144 109 129 153 129 140 137 128 132 22 146 142 144 125 101 114 136 129 134 141 128 133 23 146 143 144 119 105 114 176 133 153 136 127 132 24 144 142 143 123 108 116 179 134 151 134 127 130 25 143 142 143 124 108 119 169 128 145 132 126 128 26 145 142 143 --- --- --- 144 127 132 130 126 128 27 146 143 145 --- --- --- 136 127 130 131 127 128 28 147 144 145 --- --- --- 131 125 128 133 127 129 29 146 143 145 130 125 127 132 127 129 161 128 135 30 --- --- --- 131 126 129 136 127 131 164 133 147 31 --- --- --- 135 126 131 --- --- --- 226 140 170 MONTH 155 111 138 --- --- --- 179 123 137 226 126 136 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 184 133 164 182 132 140 155 124 137 175 155 164 2 170 132 154 218 134 166 144 125 133 171 153 161 3 166 136 150 220 135 168 130 123 128 169 153 159 4 195 136 164 219 137 169 130 123 127 160 148 154 5 --- --- --- 211 130 161 146 123 133 157 143 151 6 --- --- --- 146 129 136 146 123 131 149 134 143 7 --- --- --- 157 129 140 138 124 130 145 125 137 8 226 144 174 157 130 142 137 124 128 139 125 133 9 174 126 142 147 129 139 133 122 125 137 124 131 10 151 125 135 139 128 134 128 123 124 136 127 132 11 156 128 139 138 127 132 125 122 124 136 127 132 12 140 126 134 134 127 130 124 120 122 137 131 134 13 137 126 131 139 126 130 132 116 120 138 135 137 14 135 126 130 --- --- --- 137 117 124 140 134 137 15 132 125 128 --- --- --- 126 119 123 137 134 136 16 133 126 129 --- --- --- 126 123 124 145 134 137 17 134 126 129 --- --- --- 124 123 124 140 134 137 18 130 125 127 126 122 124 125 122 124 148 130 137 19 132 124 127 127 123 125 124 120 122 141 126 132 20 129 124 126 129 124 126 129 120 123 133 123 128 21 132 125 129 141 125 132 141 121 130 --- --- --- 22 133 125 128 142 128 135 141 126 132 --- --- --- 23 137 126 132 152 129 137 138 124 129 123 111 116 24 145 129 134 139 126 133 127 122 125 113 78 91 25 146 129 137 131 122 127 127 123 125 105 72 88 26 138 125 132 128 122 126 144 124 128 110 86 98 27 134 125 128 137 122 127 205 128 138 106 93 101 28 130 125 128 134 121 126 205 132 154 115 100 106 29 139 126 130 130 121 124 217 145 169 119 109 114 30 146 125 130 151 122 126 299 142 224 123 116 119 31 --- --- --- 157 125 137 219 155 178 --- --- --- MONTH --- --- --- --- --- --- 299 116 134 --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 121 118 119 147 130 135 132 128 130 132 130 131 2 121 117 120 144 129 133 135 127 130 132 129 131 3 122 117 120 145 129 134 133 128 130 131 130 130 4 123 119 122 144 129 134 130 127 129 132 130 131 5 124 121 123 145 130 135 129 127 128 134 131 132 6 124 122 123 142 133 137 130 128 129 158 133 143 7 135 123 126 141 130 135 133 129 130 232 140 171 8 187 127 136 139 130 134 156 130 137 492 157 298 9 231 132 166 152 132 140 225 135 164 306 141 193 10 229 145 177 140 132 137 272 139 183 180 135 155 11 180 130 152 146 133 139 212 145 175 162 139 150 12 147 128 138 183 133 150 290 144 179 215 142 169 13 153 125 138 157 134 146 177 134 155 251 146 184 14 132 125 129 230 136 160 144 129 137 246 163 205 15 146 127 135 187 134 152 176 130 145 197 143 161 16 165 130 145 205 134 156 181 133 149 167 142 154 17 153 130 143 169 138 150 160 136 145 168 139 151 18 168 127 142 175 133 148 145 129 133 173 140 152 19 160 129 141 159 129 142 134 128 131 172 140 153 20 145 131 138 144 131 137 133 129 131 153 138 144 21 140 130 135 139 128 133 132 129 131 148 135 139 22 138 128 134 132 128 130 137 130 133 138 135 137 23 151 130 136 131 128 130 137 131 133 141 136 137 24 173 134 145 134 129 131 137 130 133 159 137 143 25 213 137 163 180 130 150 148 132 138 156 140 146 26 200 137 171 266 140 170 142 132 137 154 140 146 27 166 132 147 187 134 158 139 131 136 166 143 151 28 153 133 143 161 131 145 136 130 133 187 146 162 29 167 134 146 146 130 137 134 130 132 189 148 169 30 149 132 141 139 129 133 135 129 132 156 140 148 31 146 130 136 --- --- --- 135 130 132 146 140 143 MONTH 231 117 140 266 128 142 290 127 140 492 129 157 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 145 140 142 153 144 148 140 134 137 163 148 154 2 147 141 143 148 144 146 139 134 137 174 145 156 3 145 140 142 148 144 146 140 137 138 159 145 152 4 146 141 143 158 145 151 144 138 140 170 148 153 5 154 142 146 153 146 150 148 140 143 173 151 160 6 153 142 147 165 143 150 153 142 145 163 147 155 7 192 147 162 149 141 146 154 144 147 171 150 159 8 216 156 175 159 142 147 152 145 148 191 157 173 9 311 164 216 159 142 149 156 144 149 189 152 169 10 188 153 175 157 144 150 155 145 150 196 150 168 11 260 156 196 173 148 159 155 144 150 198 150 171 12 257 155 190 192 149 162 152 144 148 162 150 155 13 178 151 164 181 145 159 150 144 147 170 149 159 14 174 147 159 152 142 146 148 144 146 185 150 167 15 169 148 155 160 138 147 150 144 147 214 158 179 16 152 144 148 140 120 136 147 144 146 181 152 168 17 151 144 147 137 117 131 148 145 146 194 154 170 18 180 146 160 137 119 132 149 145 147 177 145 160 19 239 150 180 137 125 135 150 146 148 160 146 153 20 186 156 168 160 132 140 150 146 148 170 147 155 21 175 149 161 133 108 121 151 146 149 170 149 160 22 170 148 159 118 89 107 158 147 150 168 150 159 23 159 146 151 116 100 109 158 148 152 166 144 155 24 153 145 148 119 106 111 157 146 152 163 145 154 25 164 148 155 123 110 114 153 147 150 173 144 155 26 158 148 153 121 115 117 156 147 150 171 147 155 27 162 147 155 128 117 121 161 145 150 204 151 169 28 159 144 150 135 123 128 162 145 151 206 151 169 29 --- --- --- 136 131 133 165 147 153 177 149 159 30 --- --- --- 141 131 136 177 147 158 176 146 159 31 --- --- --- 139 132 136 --- --- --- 164 147 157 MONTH 311 140 160 192 89 138 177 134 147 214 144 161 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 165 140 153 151 143 148 155 143 149 162 146 154 2 163 139 147 152 138 147 152 143 147 184 149 157 3 163 140 149 153 139 144 153 142 147 199 155 174 4 162 139 148 153 140 145 148 143 145 211 150 183 5 148 139 145 147 140 144 152 144 148 197 144 172 6 146 138 143 148 140 145 150 139 147 164 144 153 7 148 139 144 153 141 146 143 140 141 157 144 151 8 157 140 148 157 142 148 144 140 142 152 142 147 9 149 138 143 150 143 146 144 139 141 165 143 151 10 178 142 155 151 141 147 145 139 143 160 145 152 11 168 142 156 145 140 143 149 144 146 165 143 153 12 158 145 151 146 140 142 151 144 148 173 146 155 13 160 142 148 149 140 144 153 145 149 170 144 156 14 150 138 143 149 142 146 147 138 143 159 141 151 15 148 138 141 152 143 146 148 138 142 173 145 151 16 150 138 141 154 144 148 169 141 148 229 151 178 17 160 139 144 155 145 149 221 144 159 256 160 197 18 209 146 157 184 144 152 238 147 172 257 156 194 19 271 149 183 184 146 157 260 143 184 246 152 186 20 259 144 184 176 145 155 224 151 181 267 154 188 21 156 141 150 201 154 176 230 154 183 176 154 167 22 169 142 153 303 159 222 264 154 196 178 146 164 23 190 144 158 228 151 188 193 152 172 172 149 158 24 212 153 177 174 151 162 168 144 152 166 143 156 25 295 164 235 177 149 161 171 144 154 163 145 153 26 283 167 211 189 154 169 168 144 155 162 147 153 27 179 148 158 169 149 160 161 144 151 162 142 151 28 166 145 154 171 145 156 153 143 148 152 140 146 29 160 145 152 169 145 153 153 144 148 154 142 145 30 154 142 149 164 145 153 157 145 150 152 142 147 31 --- --- --- 154 144 149 161 146 153 --- --- --- MONTH 295 138 157 303 138 155 264 138 154 267 140 161 YEAR 492 89 151 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 153 141 146 217 151 167 182 144 157 236 162 185 2 149 142 145 197 148 160 204 149 165 185 159 172 3 157 144 148 181 147 157 231 153 178 213 159 175 4 151 142 147 209 148 166 197 143 163 182 159 168 5 155 143 148 242 152 180 230 143 168 167 157 163 6 157 143 150 190 147 165 175 153 161 166 158 161 7 163 143 151 161 143 148 173 153 159 166 158 162 8 166 144 151 154 143 147 184 155 165 166 159 163 9 167 145 151 162 143 149 184 158 169 165 159 161 10 157 145 150 167 145 153 231 161 187 167 159 162 11 153 142 149 191 148 164 178 158 168 177 161 165 12 155 143 150 216 153 178 188 157 167 172 160 165 13 --- --- --- 212 155 180 211 159 178 168 160 164 14 --- --- --- 322 158 197 197 156 170 163 159 161 15 --- --- --- 210 152 179 216 160 176 171 159 163 16 189 149 159 218 155 183 207 163 180 163 156 160 17 191 151 163 209 153 173 219 160 177 162 156 158 18 196 149 161 169 147 158 174 157 167 160 156 158 19 176 148 161 221 147 168 213 156 174 164 155 158 20 157 144 151 189 147 161 180 154 165 166 156 160 21 159 144 154 213 148 169 166 153 156 174 157 165 22 --- --- --- 202 145 156 157 153 155 178 157 166 23 --- --- --- 149 142 144 166 154 158 173 156 162 24 156 144 149 153 142 146 168 156 161 175 157 164 25 158 146 151 156 145 149 244 157 191 169 156 163 26 161 146 151 163 146 152 327 178 214 171 157 163 27 151 144 147 161 142 151 198 161 180 229 158 181 28 158 144 148 149 143 147 184 159 172 310 169 210 29 158 146 149 167 144 150 188 157 167 224 166 194 30 170 147 155 193 147 159 180 161 171 239 162 184 31 173 149 159 --- --- --- 214 159 179 265 166 194 MONTH --- --- --- 322 142 162 327 143 171 310 155 169 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 190 163 178 246 175 202 219 166 188 227 165 188 2 232 163 185 234 183 202 208 166 181 221 166 186 3 213 166 184 215 176 188 204 166 177 184 160 165 4 218 169 183 193 168 177 176 165 170 177 160 167 5 179 163 170 176 166 169 183 164 174 173 158 165 6 188 162 174 178 167 172 192 168 176 182 158 168 7 187 165 174 178 167 172 181 169 174 181 160 167 8 175 164 169 181 168 173 177 167 172 164 154 159 9 179 166 172 187 169 175 177 166 171 161 154 157 10 214 167 183 179 169 173 176 166 171 158 154 156 11 183 165 174 188 172 179 174 167 171 162 154 156 12 178 163 169 212 174 189 175 166 170 165 156 160 13 179 165 170 182 168 176 170 164 168 167 156 161 14 174 164 168 178 167 171 174 165 169 169 156 160 15 166 162 164 178 168 173 177 166 170 170 154 160 16 172 162 167 176 169 173 171 163 167 158 155 157 17 173 165 168 176 168 173 168 162 166 171 157 161 18 174 165 169 183 168 174 171 162 166 164 156 159 19 176 165 170 183 167 175 166 161 164 173 156 164 20 182 165 170 192 167 179 165 161 162 188 160 173 21 169 165 167 177 167 170 164 158 162 208 165 181 22 171 164 167 174 164 168 163 160 161 213 166 186 23 182 165 171 171 164 166 172 160 164 209 165 184 24 235 166 191 171 165 168 190 165 174 209 170 184 25 216 172 187 177 166 170 202 168 183 202 165 185 26 484 179 279 182 167 171 271 173 192 209 167 182 27 337 173 239 189 167 172 292 171 223 221 172 191 28 235 171 193 232 172 194 215 172 188 239 172 199 29 --- --- --- 242 183 207 229 163 183 224 176 190 30 --- --- --- 257 179 218 196 165 176 211 173 185 31 --- --- --- 276 174 212 --- --- --- 196 169 177 MONTH 484 162 181 276 164 180 292 158 174 239 154 172 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 180 168 174 163 158 161 --- --- --- 160 154 156 2 174 167 170 163 159 161 --- --- --- 193 153 162 3 176 167 171 164 159 162 --- --- --- 198 156 169 4 182 170 175 164 160 162 --- --- --- 164 154 159 5 180 169 174 164 161 162 --- --- --- 172 155 159 6 175 161 169 164 160 162 237 161 177 180 157 167 7 168 160 163 193 161 166 323 166 205 187 158 170 8 186 161 167 191 163 173 399 172 242 205 160 175 9 223 163 175 170 160 167 272 172 211 264 163 193 10 247 169 192 167 160 164 300 167 212 296 163 212 11 260 166 196 170 158 163 246 168 198 189 165 173 12 239 161 190 187 162 173 215 162 189 235 160 189 13 184 160 170 215 165 185 220 162 184 233 159 179 14 170 160 165 212 166 182 227 166 188 185 160 171 15 187 161 173 193 164 174 203 160 175 172 157 166 16 202 165 183 193 162 173 183 162 171 172 157 163 17 200 167 182 176 160 168 179 160 170 172 155 161 18 188 163 175 175 158 164 176 159 167 172 158 165 19 181 164 172 174 158 163 186 158 167 168 156 162 20 184 165 174 177 158 165 186 159 169 168 156 161 21 183 161 171 193 159 168 169 158 164 176 157 165 22 174 159 164 205 162 174 174 157 166 186 159 169 23 174 158 164 206 165 181 174 158 166 179 157 166 24 172 159 164 203 162 182 170 160 163 175 159 163 25 166 159 163 194 156 173 168 159 162 185 159 167 26 166 159 162 178 156 165 178 162 171 159 148 154 27 163 158 161 162 156 158 174 155 166 155 133 146 28 161 158 160 161 156 158 167 155 161 155 126 144 29 163 159 161 163 157 160 164 154 159 161 141 152 30 164 160 162 167 155 159 161 153 157 159 154 156 31 --- --- --- 162 157 159 160 151 156 --- --- --- MONTH 260 158 171 215 155 167 --- --- --- 296 126 166 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 158 153 156 159 148 153 147 143 145 149 126 134 2 160 153 156 162 149 154 155 144 148 142 123 131 3 160 155 158 188 151 159 187 145 155 144 119 129 4 176 156 160 228 153 174 236 149 180 134 116 128 5 178 157 166 220 152 177 216 156 174 135 124 130 6 205 160 173 174 150 165 192 150 167 136 125 131 7 314 173 212 175 149 158 181 146 158 135 127 131 8 294 172 216 153 145 149 155 145 149 137 131 133 9 298 173 222 162 140 150 156 144 149 137 131 133 10 233 164 187 156 144 149 172 144 152 136 131 133 11 185 154 167 149 142 146 158 143 149 138 133 135 12 166 134 154 147 140 144 149 142 145 137 134 135 13 144 121 138 147 137 142 147 140 144 137 134 135 14 136 117 129 145 130 140 143 134 139 142 134 137 15 137 121 131 143 132 139 143 129 138 143 136 138 16 141 121 132 142 131 136 142 134 138 145 135 139 17 142 122 130 139 128 134 146 135 138 147 136 140 18 147 127 138 138 119 128 151 135 141 139 134 137 19 151 134 144 138 121 132 156 138 144 138 132 136 20 150 138 145 138 128 133 177 139 150 136 133 134 21 152 143 148 138 129 135 148 138 141 144 133 136 22 153 147 150 142 130 135 150 138 141 224 136 163 23 154 149 151 142 129 136 142 138 140 174 140 153 24 154 149 151 141 134 138 148 138 142 147 132 135 25 154 149 151 143 139 140 145 111 130 136 129 133 26 155 150 152 143 140 142 129 104 119 145 130 137 27 157 150 153 143 141 142 130 107 122 167 133 145 28 156 147 152 144 141 143 131 113 124 182 133 151 29 153 147 148 145 143 144 129 115 124 179 135 149 30 159 147 151 145 142 144 131 121 126 172 132 147 31 158 147 152 --- --- --- 142 125 131 141 131 137 MONTH 314 117 157 228 119 145 236 104 143 224 116 138 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 152 130 138 146 128 133 111 101 106 103 84 91 2 142 128 134 148 123 131 115 99 106 96 89 92 3 137 128 132 125 117 122 116 98 105 96 87 91 4 136 128 132 120 113 117 117 101 106 94 87 90 5 133 128 130 120 113 117 111 100 104 94 86 91 6 134 128 131 124 113 118 112 101 104 92 85 89 7 132 126 129 125 116 120 107 100 103 94 83 88 8 132 126 127 123 114 118 109 95 103 92 83 87 9 130 125 127 120 111 116 108 92 99 94 85 88 10 131 125 127 119 111 115 102 77 91 94 80 86 11 130 122 127 121 109 116 93 77 89 100 81 88 12 130 125 127 122 114 118 89 77 84 93 83 87 13 131 125 128 124 116 119 90 81 85 99 82 88 14 147 125 132 122 115 119 93 81 86 107 83 91 15 182 130 146 125 117 120 96 82 87 114 83 95 16 218 132 167 137 118 123 94 83 88 114 85 100 17 247 140 179 133 114 121 93 87 89 135 84 103 18 183 133 154 136 116 122 97 89 92 170 85 127 19 213 135 164 126 117 120 107 89 96 175 82 117 20 159 128 144 121 94 112 104 89 95 141 82 107 21 173 128 146 106 67 89 109 88 97 116 78 95 22 153 127 135 116 73 94 102 88 94 105 77 89 23 140 124 134 115 87 100 101 87 93 89 77 83 24 140 123 130 103 89 95 99 88 92 83 77 80 25 138 125 131 102 90 97 98 85 90 80 76 78 26 139 125 130 107 97 102 93 84 87 81 72 77 27 136 126 131 110 100 102 92 84 87 82 75 78 28 134 126 131 107 102 104 90 84 87 80 75 77 29 --- --- --- 109 102 106 94 84 87 82 74 77 30 --- --- --- --- --- --- 95 83 88 79 74 76 31 --- --- --- 111 103 107 --- --- --- 77 73 75 MONTH 247 122 137 --- --- --- 117 77 94 175 72 90 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 76 72 75 78 73 75 76 69 72 128 82 98 2 77 71 74 78 72 75 75 62 70 129 82 100 3 76 71 74 84 70 76 79 67 72 117 83 99 4 76 71 73 81 72 75 79 67 73 112 82 97 5 81 71 76 81 71 74 72 51 68 103 78 91 6 81 72 76 82 70 74 74 54 65 97 63 81 7 81 73 76 82 69 73 74 60 68 96 62 74 8 85 72 76 80 71 74 76 67 72 86 64 74 9 80 73 76 81 71 75 77 71 73 77 55 67 10 78 73 75 82 74 77 80 72 75 72 53 63 11 80 73 76 84 73 77 79 72 76 75 59 66 12 78 73 76 82 73 77 81 73 77 75 65 69 13 83 75 78 89 73 78 85 73 80 74 67 70 14 83 77 80 89 74 81 85 73 79 77 70 73 15 89 77 82 96 74 85 83 74 79 79 72 74 16 96 74 84 111 75 91 82 74 78 81 71 76 17 83 74 77 86 73 81 85 74 80 82 51 77 18 79 70 75 85 73 78 88 76 80 84 72 77 19 77 67 71 83 73 77 84 74 79 83 71 76 20 80 66 73 88 73 78 88 74 79 80 74 76 21 78 66 71 82 70 75 86 74 78 95 74 79 22 83 65 74 81 69 74 89 72 79 92 76 84 23 81 63 71 86 68 74 89 76 80 91 73 84 24 77 63 69 78 70 73 116 75 84 138 76 89 25 75 66 71 75 66 70 112 79 95 183 89 121 26 77 68 73 71 58 61 110 78 94 240 88 143 27 80 70 74 67 54 60 98 75 88 241 93 140 28 79 71 74 69 49 61 98 76 88 213 91 139 29 82 71 75 72 63 67 106 77 88 230 91 141 30 81 72 75 74 65 70 111 77 92 185 85 129 31 --- --- --- 75 67 71 129 79 95 --- --- --- MONTH 96 63 75 111 49 74 129 51 79 241 51 91 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 183 83 123 107 73 85 84 71 77 90 75 82 2 183 84 124 97 76 83 83 70 76 88 76 80 3 172 80 124 96 74 83 80 70 75 94 77 83 4 150 76 108 94 75 82 92 71 80 114 79 88 5 113 74 88 86 75 82 92 71 80 109 82 93 6 100 73 83 86 73 80 94 73 80 114 82 93 7 85 73 80 84 71 77 94 72 80 94 80 89 8 83 72 79 93 71 78 80 70 75 94 81 85 9 94 74 80 90 72 78 89 71 78 139 85 101 10 98 75 82 75 68 72 161 74 103 101 85 94 11 106 73 82 81 68 73 113 73 87 97 87 91 12 90 73 79 78 69 73 105 73 83 96 87 90 13 108 74 86 78 69 73 107 74 86 104 86 94 14 105 74 85 77 69 72 86 75 80 103 87 95 15 91 71 79 76 66 70 93 75 81 98 86 92 16 83 70 76 78 67 71 87 73 78 111 86 95 17 82 71 76 91 68 75 87 74 80 112 87 97 18 98 70 79 120 71 86 89 76 82 157 91 115 19 125 72 88 116 73 93 88 74 80 226 97 138 20 99 78 86 103 75 84 97 75 82 144 102 123 21 101 73 85 103 74 89 90 77 81 170 96 121 22 111 76 86 179 79 107 99 77 85 147 103 122 23 111 76 93 176 82 113 143 81 103 124 95 109 24 105 77 90 216 81 127 215 87 125 105 93 99 25 116 82 94 177 80 113 141 93 110 106 93 100 26 197 82 111 184 76 109 168 86 114 108 93 99 27 205 77 116 172 83 113 99 82 89 103 92 97 28 187 76 112 216 86 125 91 77 83 111 90 96 29 125 82 99 111 78 97 90 77 83 98 89 92 30 116 69 90 92 71 81 90 78 85 99 90 93 31 106 73 87 --- --- --- 94 79 85 105 91 97 MONTH 205 69 92 216 66 88 215 70 86 226 75 98 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 145 93 107 120 111 114 111 102 107 105 95 98 2 172 95 120 121 110 114 114 96 106 103 95 99 3 158 98 118 122 110 115 102 96 99 106 97 102 4 115 96 106 119 111 114 109 98 103 110 98 101 5 133 96 108 117 109 113 109 97 102 116 100 104 6 211 102 131 115 107 111 110 100 105 133 98 110 7 123 96 112 117 107 111 118 100 105 121 95 106 8 113 96 102 114 106 109 116 98 105 106 94 99 9 114 96 105 114 104 109 130 98 108 117 94 103 10 117 96 104 119 103 109 125 98 106 120 94 104 11 106 94 101 110 103 105 121 98 106 113 96 105 12 112 93 100 113 100 107 127 98 106 106 94 100 13 104 93 98 113 104 107 108 97 103 96 89 93 14 101 94 97 116 104 109 109 95 102 94 88 92 15 108 93 99 118 105 109 110 94 100 99 91 94 16 110 93 99 118 105 111 102 94 98 100 94 96 17 104 93 97 115 106 111 104 94 98 104 95 97 18 100 91 96 114 106 110 107 95 100 104 93 97 19 102 92 96 113 106 110 107 94 100 105 94 98 20 100 93 96 115 106 110 106 93 99 101 90 96 21 103 93 97 116 106 111 101 90 96 94 89 92 22 106 94 99 115 105 109 102 90 95 93 90 92 23 112 95 102 112 102 106 101 89 94 95 91 93 24 117 108 114 114 102 107 101 89 94 102 92 96 25 116 113 115 116 103 107 100 88 92 95 92 94 26 119 113 115 117 103 108 104 89 95 94 91 93 27 119 112 116 115 104 108 105 93 99 96 92 94 28 119 113 114 114 104 107 107 99 101 95 92 93 29 118 112 114 110 104 107 107 95 99 99 91 94 30 --- --- --- 119 97 107 107 95 99 108 92 98 31 --- --- --- 108 103 106 --- --- --- 112 95 103 MONTH 211 91 106 122 97 109 130 88 101 133 88 98 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172040 BACK RIVER AT DUPONT INTAKE NR KITTREDGE,SC SOURCE AGENCY USGS STATE 45 COUNTY 015 LATITUDE 330349 LONGITUDE 0795726 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM -14.04 NGVD29 Date Processed: 2005-04-01 16:47 By mishealy APPROVED DD #21, ,PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 165 97 111 116 91 103 228 110 152 84 73 78 2 158 97 126 122 91 102 148 109 129 86 76 82 3 153 98 123 128 97 107 198 115 156 88 84 87 4 158 96 123 134 94 113 174 111 145 92 88 91 5 159 93 118 135 94 111 154 110 129 94 91 93 6 142 96 114 104 94 100 157 110 131 96 93 94 7 134 96 108 119 94 105 156 108 130 105 94 98 8 133 94 111 126 98 108 151 114 130 106 97 100 9 125 100 112 113 99 105 139 108 122 104 97 100 10 126 101 112 110 100 105 121 106 112 102 98 100 11 124 100 109 109 99 105 129 106 115 102 100 101 12 119 97 104 113 99 105 125 107 117 103 100 101 13 128 102 111 113 98 106 118 103 111 104 99 102 14 128 101 113 107 97 103 108 102 105 116 102 105 15 121 97 106 107 98 102 118 104 108 110 99 105 16 107 97 100 109 100 103 118 105 112 110 99 102 17 106 97 101 109 100 105 118 106 113 116 99 105 18 103 97 100 109 100 105 115 102 109 108 99 103 19 --- --- --- 108 99 104 112 103 107 111 100 104 20 --- --- --- 107 97 103 111 104 107 152 100 116 21 114 95 104 107 99 102 111 104 107 148 106 118 22 --- --- --- 111 99 106 118 104 110 119 103 113 23 102 93 96 113 103 107 128 105 113 138 102 115 24 96 90 93 116 102 107 141 105 118 124 105 111 25 98 91 94 116 102 108 138 107 118 128 104 113 26 97 90 93 121 103 110 149 107 119 125 104 115 27 130 90 100 126 104 113 146 108 125 135 103 114 28 139 95 109 142 105 115 154 102 122 111 101 107 29 134 96 111 151 108 122 155 94 120 116 102 109 30 121 95 108 169 108 130 95 75 88 131 102 112 31 --- --- --- 184 106 141 91 73 82 --- --- --- MONTH --- --- --- 184 91 108 228 73 118 152 73 103