1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021973537 STEEL CREEK BELOW L-LAKE AT SRS, SC SOURCE AGENCY USGS STATE 45 COUNTY 003 LATITUDE 333345 LONGITUDE 0812900 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM 108.8 NGVD29 Date Processed: 2004-08-20 15:19 By mishealy APPROVED DD #13, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1988 TO SEPTEMBER 1989 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 66 49 49 49 49 57 93 102 94 71 110 47 2 47 49 49 49 49 57 93 110 93 71 110 47 3 45 49 47 50 49 58 93 120 93 72 97 47 4 45 49 44 49 49 57 93 113 91 72 88 48 5 45 49 45 49 49 74 93 103 91 72 88 48 6 46 49 45 49 48 96 93 103 91 72 88 49 7 46 49 45 49 48 100 93 102 91 72 109 49 8 44 49 45 49 47 105 93 102 91 72 142 49 9 42 49 46 49 47 102 93 102 93 72 154 94 10 43 49 46 49 47 97 94 102 92 82 155 145 11 45 49 46 49 47 98 94 102 92 94 155 173 12 45 49 46 49 47 97 95 102 92 94 156 202 13 45 49 46 49 46 95 97 103 92 95 162 201 14 64 49 46 49 46 95 97 104 92 95 189 200 15 85 49 46 49 45 95 98 100 92 95 183 199 16 86 49 46 49 45 94 97 99 92 95 134 173 17 86 49 46 49 45 94 97 100 92 95 143 133 18 87 49 46 49 45 94 100 101 92 95 144 120 19 87 49 47 49 46 94 103 101 94 63 139 119 20 87 49 47 49 46 94 103 100 97 41 135 119 21 87 49 47 49 47 94 103 96 108 65 165 126 22 87 49 47 49 49 93 103 92 107 72 157 132 23 87 49 47 49 54 93 103 92 110 80 90 131 24 87 49 47 49 54 94 103 92 110 84 61 131 25 87 49 47 49 56 93 103 93 118 88 40 131 26 87 49 47 49 56 93 103 93 127 98 37 131 27 87 49 47 49 56 93 103 93 109 109 37 130 28 87 49 48 49 57 93 103 93 92 109 37 130 29 87 49 48 49 --- 93 102 94 84 109 43 130 30 87 49 48 49 --- 93 102 94 71 110 47 130 31 72 --- 48 49 --- 93 --- 94 --- 110 47 --- TOTAL 2128 1470 1444 1520 1369 2778 2940 3097 2883 2624 3442 3564 MEAN 68.6 49.0 46.6 49.0 48.9 89.6 98.0 99.9 96.1 84.6 111 119 MAX 87 49 49 50 57 105 103 120 127 110 189 202 MIN 42 49 44 49 45 57 93 92 71 41 37 47 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1989 - 1989, BY WATER YEAR (WY) MEAN 68.6 49.0 46.6 49.0 48.9 89.6 98.0 99.9 96.1 84.6 111 119 MAX 68.6 49.0 46.6 49.0 48.9 89.6 98.0 99.9 96.1 84.6 111 119 (WY) 1989 1989 1989 1989 1989 1989 1989 1989 1989 1989 1989 1989 MIN 68.6 49.0 46.6 49.0 48.9 89.6 98.0 99.9 96.1 84.6 111 119 (WY) 1989 1989 1989 1989 1989 1989 1989 1989 1989 1989 1989 1989 SUMMARY STATISTICS FOR 1989 WATER YEAR ANNUAL TOTAL 29259 ANNUAL MEAN 80.2 HIGHEST DAILY MEAN 202 Sep 12 LOWEST DAILY MEAN 37 Aug 26 ANNUAL SEVEN-DAY MINIMUM 41 Aug 25 MAXIMUM PEAK FLOW 229 Aug 15 MAXIMUM PEAK STAGE 9.45 Aug 15 10 PERCENT EXCEEDS 119 50 PERCENT EXCEEDS 87 90 PERCENT EXCEEDS 46 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021973537 STEEL CREEK BELOW L-LAKE AT SRS, SC SOURCE AGENCY USGS STATE 45 COUNTY 003 LATITUDE 333345 LONGITUDE 0812900 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM 108.8 NGVD29 Date Processed: 2004-08-20 15:19 By mishealy APPROVED DD #13, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1989 TO SEPTEMBER 1990 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 132 46 45 114 53 51 110 87 102 47 45 61 2 154 47 45 114 52 51 90 87 102 11 44 41 3 178 48 45 113 52 52 90 87 102 11 41 39 4 178 49 45 113 53 52 90 87 102 11 39 33 5 163 49 45 113 53 52 90 87 102 11 39 26 6 154 61 45 121 53 52 89 87 102 11 39 26 7 110 77 45 133 53 52 89 87 103 11 40 26 8 91 77 45 133 53 52 89 87 97 11 42 26 9 40 76 80 110 53 52 89 87 57 25 41 22 10 32 76 103 85 53 52 89 87 57 39 41 22 11 27 76 103 76 53 52 89 86 56 40 41 22 12 25 76 103 76 53 52 89 86 56 41 41 22 13 25 75 102 76 53 52 89 86 56 42 41 22 14 25 75 101 70 53 53 88 86 56 42 41 23 15 26 75 101 66 53 119 88 96 57 42 41 23 16 26 74 101 66 53 191 88 107 56 43 42 23 17 26 75 101 61 52 191 88 115 56 44 42 28 18 35 75 101 55 52 175 88 116 56 40 42 31 19 35 75 192 54 53 146 88 115 56 44 42 31 20 32 75 249 54 53 114 88 113 56 51 43 31 21 30 74 45 54 53 75 88 111 56 51 43 31 22 27 72 45 54 52 46 88 110 56 51 37 31 23 26 70 45 54 52 46 88 110 56 46 40 31 24 25 66 45 54 52 46 88 110 56 40 49 31 25 25 65 46 54 51 46 88 110 56 40 68 31 26 24 67 46 54 51 46 88 110 56 43 82 32 27 24 67 47 54 51 46 87 110 56 46 98 32 28 23 67 49 53 51 46 87 110 56 47 124 32 29 23 56 50 53 --- 98 87 102 56 47 184 32 30 26 45 70 53 --- 155 87 102 56 47 110 32 31 31 --- 102 53 --- 155 --- 102 --- 46 73 --- TOTAL 1798 2006 2387 2393 1469 2468 2674 3063 2047 1121 1735 893 MEAN 58.0 66.9 77.0 77.2 52.5 79.6 89.1 98.8 68.2 36.2 56.0 29.8 MAX 178 77 249 133 53 191 110 116 103 51 184 61 MIN 23 45 45 53 51 46 87 86 56 11 37 22 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1989 - 1990, BY WATER YEAR (WY) MEAN 63.3 57.9 61.8 63.1 50.7 84.6 93.6 99.4 82.2 60.4 83.5 74.3 MAX 68.6 66.9 77.0 77.2 52.5 89.6 98.0 99.9 96.1 84.6 111 119 (WY) 1989 1990 1990 1990 1990 1989 1989 1989 1989 1989 1989 1989 MIN 58.0 49.0 46.6 49.0 48.9 79.6 89.1 98.8 68.2 36.2 56.0 29.8 (WY) 1990 1989 1989 1989 1989 1990 1990 1990 1990 1990 1990 1990 SUMMARY STATISTICS FOR 1989 CALENDAR YEAR FOR 1990 WATER YEAR WATER YEARS 1989 - 1990 ANNUAL TOTAL 31287 24054 ANNUAL MEAN 85.7 65.9 73.0 HIGHEST ANNUAL MEAN 80.2 1989 LOWEST ANNUAL MEAN 65.9 1990 HIGHEST DAILY MEAN 348 Jul 18 249 Dec 20 249 Dec 20 1989 LOWEST DAILY MEAN 23 Oct 28 11 Jul 2 11 Jul 2 1990 ANNUAL SEVEN-DAY MINIMUM 24 Oct 23 11 Jul 2 11 Jul 2 1990 MAXIMUM PEAK FLOW 314 Dec 19 314 Dec 19 1989 MAXIMUM PEAK STAGE 9.81 Dec 19 9.81 Dec 19 1989 10 PERCENT EXCEEDS 171 110 110 50 PERCENT EXCEEDS 76 53 57 90 PERCENT EXCEEDS 26 28 40 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021973537 STEEL CREEK BELOW L-LAKE AT SRS, SC SOURCE AGENCY USGS STATE 45 COUNTY 003 LATITUDE 333345 LONGITUDE 0812900 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM 108.8 NGVD29 Date Processed: 2004-08-20 15:19 By mishealy APPROVED DD #13, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1990 TO SEPTEMBER 1991 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 35 87 149 68 95 80 165 85 69 153 172 31 2 39 144 119 108 95 89 165 89 69 152 172 26 3 41 143 65 97 91 116 165 80 69 153 172 26 4 43 143 51 80 84 130 165 82 70 151 172 26 5 44 104 26 79 83 130 164 81 70 147 172 25 6 45 32 29 79 83 130 164 84 71 147 172 25 7 45 31 33 79 83 129 164 81 71 147 172 25 8 46 29 33 79 83 128 164 79 72 121 172 25 9 47 29 33 79 83 128 185 78 72 79 170 25 10 92 30 34 79 83 113 198 77 72 81 112 28 11 180 35 36 80 60 90 198 77 73 83 26 34 12 278 41 36 79 36 86 219 77 73 84 26 37 13 336 41 35 79 36 83 233 77 73 108 26 39 14 206 41 36 79 32 83 210 77 74 169 26 45 15 40 41 36 79 26 82 190 77 74 195 26 53 16 40 42 36 79 26 82 78 77 74 254 26 53 17 40 44 36 79 26 82 78 77 75 310 26 53 18 40 45 36 75 26 82 77 77 75 348 26 53 19 40 46 36 55 26 82 76 76 75 338 26 53 20 40 46 36 28 26 82 77 76 76 337 30 53 21 40 46 36 28 26 82 77 76 76 340 32 53 22 43 47 36 28 26 82 78 76 78 340 51 53 23 48 48 36 29 26 82 77 76 78 340 59 56 24 220 48 35 31 26 82 77 76 78 330 41 58 25 152 48 35 32 28 81 77 76 79 175 30 58 26 40 48 37 32 33 81 78 76 107 175 29 58 27 40 48 40 32 33 81 77 76 129 175 29 58 28 41 48 41 32 49 93 85 76 146 174 29 58 29 43 93 41 33 --- 121 84 76 151 172 31 58 30 43 150 41 41 --- 152 80 76 153 172 43 57 31 43 --- 41 65 --- 165 --- 70 --- 172 54 --- TOTAL 2470 1818 1350 1922 1430 3109 3925 2414 2522 6122 2350 1302 MEAN 79.7 60.6 43.5 62.0 51.1 100 131 77.9 84.1 197 75.8 43.4 MAX 336 150 149 108 95 165 233 89 153 348 172 58 MIN 35 29 26 28 26 80 76 70 69 79 26 25 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1989 - 1991, BY WATER YEAR (WY) MEAN 68.8 58.8 55.7 62.7 50.8 89.8 106 92.2 82.8 106 80.9 64.0 MAX 79.7 66.9 77.0 77.2 52.5 100 131 99.9 96.1 197 111 119 (WY) 1991 1990 1990 1990 1990 1991 1991 1989 1989 1991 1989 1989 MIN 58.0 49.0 43.5 49.0 48.9 79.6 89.1 77.9 68.2 36.2 56.0 29.8 (WY) 1990 1989 1991 1989 1989 1990 1990 1991 1990 1990 1990 1990 SUMMARY STATISTICS FOR 1990 CALENDAR YEAR FOR 1991 WATER YEAR WATER YEARS 1989 - 1991 ANNUAL TOTAL 30734 ANNUAL MEAN 84.2 76.8 HIGHEST ANNUAL MEAN 84.2 1991 LOWEST ANNUAL MEAN 65.9 1990 HIGHEST DAILY MEAN 348 Jul 18 348 Jul 18 1991 LOWEST DAILY MEAN 25 Sep 5 11 Jul 2 1990 ANNUAL SEVEN-DAY MINIMUM 25 Sep 3 11 Jul 2 1990 MAXIMUM PEAK FLOW 364 Oct 24 364 Oct 24 1990 MAXIMUM PEAK STAGE 9.98 Oct 24 9.98 Oct 24 1990 10 PERCENT EXCEEDS 172 131 50 PERCENT EXCEEDS 76 70 90 PERCENT EXCEEDS 29 33 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021973537 STEEL CREEK BELOW L-LAKE AT SRS, SC SOURCE AGENCY USGS STATE 45 COUNTY 003 LATITUDE 333345 LONGITUDE 0812900 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM 108.8 NGVD29 Date Processed: 2004-08-20 15:19 By mishealy APPROVED DD #13, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1991 TO SEPTEMBER 1992 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 71 87 115 70 95 86 106 85 99 82 59 75 2 70 87 115 70 95 107 106 84 99 62 59 75 3 70 87 115 67 95 107 106 84 99 63 59 75 4 70 87 105 67 95 107 106 84 99 64 59 75 5 70 87 94 67 95 107 106 84 98 63 58 75 6 70 85 83 67 95 107 106 84 98 62 58 75 7 70 83 66 67 95 107 106 84 98 62 58 75 8 70 77 66 67 95 107 106 84 101 62 58 75 9 70 68 63 67 95 107 107 83 106 61 58 75 10 70 68 63 67 95 107 107 82 103 61 58 72 11 70 68 63 67 83 107 107 81 102 61 58 67 12 70 81 63 67 69 107 107 81 102 61 58 67 13 70 88 63 67 69 107 107 81 102 61 58 67 14 70 88 63 67 69 107 107 81 104 60 58 67 15 70 89 63 66 69 107 107 81 103 60 58 67 16 70 89 63 63 69 107 107 81 103 60 58 67 17 70 89 63 63 69 107 117 81 102 60 70 67 18 70 89 63 63 70 107 132 81 102 60 82 67 19 70 86 63 63 69 107 132 92 102 60 81 67 20 70 81 63 63 68 107 132 108 102 60 81 67 21 70 90 63 77 68 107 132 108 102 60 81 67 22 33 110 63 94 68 107 132 107 102 62 81 67 23 7.6 115 63 96 71 107 132 107 102 60 80 68 24 7.6 115 63 96 70 107 132 107 102 60 77 68 25 21 115 63 95 70 107 107 107 101 60 76 68 26 58 115 61 95 69 107 106 100 101 60 76 68 27 84 115 63 95 69 106 97 100 101 60 76 67 28 87 115 69 95 69 106 85 100 101 60 76 67 29 87 115 70 95 69 106 85 100 101 59 76 67 30 87 115 70 95 --- 106 85 100 101 59 76 67 31 87 --- 70 95 --- 106 --- 99 --- 59 76 --- TOTAL 2030.2 2784 2233 2353 2277 3291 3310 2821 3038 1904 2097 2091 MEAN 65.5 92.8 72.0 75.9 78.5 106 110 91.0 101 61.4 67.6 69.7 MAX 87 115 115 96 95 107 132 108 106 82 82 75 MIN 7.6 68 61 63 68 86 85 81 98 59 58 67 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1989 - 1992, BY WATER YEAR (WY) MEAN 68.0 67.3 59.8 66.0 57.9 93.9 107 91.9 87.4 94.9 77.6 65.4 MAX 79.7 92.8 77.0 77.2 78.5 106 131 99.9 101 197 111 119 (WY) 1991 1992 1990 1990 1992 1992 1991 1989 1992 1991 1989 1989 MIN 58.0 49.0 43.5 49.0 48.9 79.6 89.1 77.9 68.2 36.2 56.0 29.8 (WY) 1990 1989 1991 1989 1989 1990 1990 1991 1990 1990 1990 1990 SUMMARY STATISTICS FOR 1991 CALENDAR YEAR FOR 1992 WATER YEAR WATER YEARS 1989 - 1992 ANNUAL TOTAL 30229.2 ANNUAL MEAN 82.6 78.2 HIGHEST ANNUAL MEAN 84.2 1991 LOWEST ANNUAL MEAN 65.9 1990 HIGHEST DAILY MEAN 132 Apr 18 348 Jul 18 1991 LOWEST DAILY MEAN 7.6 Oct 23 7.6 Oct 23 1991 ANNUAL SEVEN-DAY MINIMUM 38 Oct 20 11 Jul 2 1990 MAXIMUM PEAK FLOW 160 Feb 11 364 Oct 24 1990 MAXIMUM PEAK STAGE 8.59 Feb 11 9.98 Oct 24 1990 10 PERCENT EXCEEDS 107 115 50 PERCENT EXCEEDS 81 73 90 PERCENT EXCEEDS 60 37 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021973537 STEEL CREEK BELOW L-LAKE AT SRS, SC SOURCE AGENCY USGS STATE 45 COUNTY 003 LATITUDE 333345 LONGITUDE 0812900 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM 108.8 NGVD29 Date Processed: 2004-08-20 15:19 By mishealy APPROVED DD #13, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1992 TO SEPTEMBER 1993 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 79 75 85 52 99 255 265 110 110 47 55 69 2 79 75 76 50 82 256 240 115 116 34 64 69 3 79 75 70 50 67 263 220 125 108 34 65 68 4 79 75 70 55 66 296 175 150 108 34 65 68 5 79 75 70 68 65 327 150 140 108 34 65 68 6 79 88 72 68 113 327 130 118 108 34 65 68 7 79 66 74 68 214 326 120 109 108 54 65 66 8 82 66 71 84 258 326 110 105 108 76 66 66 9 83 65 72 104 189 305 110 105 108 76 66 131 10 81 65 76 104 67 276 115 105 108 76 66 209 11 80 65 74 104 69 256 110 105 108 76 66 209 12 80 65 68 105 70 256 109 105 106 77 69 209 13 80 65 64 99 70 256 109 109 98 77 69 208 14 80 65 62 94 71 256 109 108 107 77 69 128 15 79 65 60 93 159 257 110 105 113 77 69 2.8 16 79 65 60 93 258 252 110 105 113 78 70 1.5 17 79 65 62 85 257 134 105 107 114 78 70 1.9 18 79 65 62 69 257 115 105 109 115 75 69 47 19 77 65 61 69 146 118 105 110 112 63 69 47 20 75 64 60 69 132 119 105 110 107 62 70 48 21 75 65 58 69 111 119 107 109 104 63 70 48 22 75 67 58 69 76 119 108 105 103 63 68 48 23 75 73 58 68 66 135 110 100 104 63 68 48 24 75 83 57 68 134 150 112 100 104 63 69 48 25 75 83 56 91 153 160 114 100 104 76 69 48 26 75 95 58 83 82 200 115 100 102 71 69 48 27 75 100 61 127 247 240 115 100 98 55 69 48 28 75 95 66 200 256 230 115 101 99 54 70 48 29 75 93 64 165 --- 250 113 102 87 54 70 48 30 75 90 62 100 --- 270 110 102 64 55 70 49 31 75 --- 59 100 --- 280 --- 105 --- 55 70 --- TOTAL 2412 2218 2026 2723 3834 7129 3831 3379 3152 1911 2094 2265.2 MEAN 77.8 73.9 65.4 87.8 137 230 128 109 105 61.6 67.5 75.5 MAX 83 100 85 200 258 327 265 150 116 78 70 209 MIN 75 64 56 50 65 115 105 100 64 34 55 1.5 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1989 - 1993, BY WATER YEAR (WY) MEAN 69.9 68.6 60.9 70.4 73.6 121 111 95.3 90.9 88.3 75.6 67.4 MAX 79.7 92.8 77.0 87.8 137 230 131 109 105 197 111 119 (WY) 1991 1992 1990 1993 1993 1993 1991 1993 1993 1991 1989 1989 MIN 58.0 49.0 43.5 49.0 48.9 79.6 89.1 77.9 68.2 36.2 56.0 29.8 (WY) 1990 1989 1991 1989 1989 1990 1990 1991 1990 1990 1990 1990 SUMMARY STATISTICS FOR 1992 CALENDAR YEAR FOR 1993 WATER YEAR WATER YEARS 1989 - 1993 ANNUAL TOTAL 36974.2 ANNUAL MEAN 101 82.8 HIGHEST ANNUAL MEAN 101 1993 LOWEST ANNUAL MEAN 65.9 1990 HIGHEST DAILY MEAN 327 Mar 5 348 Jul 18 1991 LOWEST DAILY MEAN 1.5 Sep 16 1.5 Sep 16 1993 ANNUAL SEVEN-DAY MINIMUM 28 Sep 15 11 Jul 2 1990 MAXIMUM PEAK FLOW 390 Nov 6 390 Nov 6 1992 MAXIMUM PEAK STAGE 9.81 Nov 6 9.98 Oct 24 1990 10 PERCENT EXCEEDS 200 128 50 PERCENT EXCEEDS 79 75 90 PERCENT EXCEEDS 58 41 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021973537 STEEL CREEK BELOW L-LAKE AT SRS, SC SOURCE AGENCY USGS STATE 45 COUNTY 003 LATITUDE 333345 LONGITUDE 0812900 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM 108.8 NGVD29 Date Processed: 2004-08-20 15:19 By mishealy APPROVED DD #13, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1993 TO SEPTEMBER 1994 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 50 54 58 65 66 79 73 72 66 64 61 62 2 50 54 58 65 68 79 71 71 66 64 61 62 3 50 54 58 66 69 78 71 71 64 64 61 81 4 50 54 58 67 69 78 71 71 64 64 61 91 5 50 54 58 66 69 78 70 70 64 64 61 77 6 50 54 58 66 70 78 74 69 63 64 61 56 7 50 54 60 67 70 78 75 69 63 64 61 56 8 50 54 61 67 70 78 76 69 63 64 62 56 9 50 54 61 67 70 79 75 69 63 64 62 56 10 50 54 60 68 71 79 75 69 63 64 63 57 11 51 55 61 68 71 79 75 68 63 64 63 57 12 51 55 61 68 72 79 75 68 63 64 63 57 13 51 55 62 68 73 79 75 68 63 64 64 57 14 51 55 62 68 73 79 76 68 62 63 64 57 15 51 54 62 68 74 79 76 68 62 63 64 57 16 51 54 62 68 75 79 75 68 62 63 63 57 17 51 54 62 69 76 79 75 68 62 63 63 57 18 51 54 62 69 76 79 76 67 62 63 62 57 19 51 54 62 70 77 80 76 68 63 63 62 57 20 51 54 62 71 77 80 76 68 63 63 62 57 21 52 55 63 71 77 79 76 68 63 61 61 57 22 52 55 63 71 78 79 75 68 63 61 61 58 23 52 55 63 71 78 79 75 68 63 61 61 60 24 52 55 63 71 78 79 75 67 63 62 61 60 25 52 55 63 71 78 77 78 67 64 61 62 60 26 52 55 64 72 78 76 80 67 64 61 62 60 27 52 52 64 68 79 76 79 67 64 61 62 60 28 52 50 64 63 79 85 79 67 64 61 62 60 29 52 55 64 64 --- 98 79 68 64 61 62 60 30 53 57 64 64 --- 100 78 67 64 61 62 61 31 54 --- 65 65 --- 84 --- 67 --- 61 62 --- TOTAL 1585 1628 1908 2102 2061 2488 2260 2120 1900 1945 1922 1820 MEAN 51.1 54.3 61.5 67.8 73.6 80.3 75.3 68.4 63.3 62.7 62.0 60.7 MAX 54 57 65 72 79 100 80 72 66 64 64 91 MIN 50 50 58 63 66 76 70 67 62 61 61 56 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1989 - 1994, BY WATER YEAR (WY) MEAN 66.8 66.2 61.0 70.0 73.6 114 105 90.8 86.3 84.0 73.3 66.3 MAX 79.7 92.8 77.0 87.8 137 230 131 109 105 197 111 119 (WY) 1991 1992 1990 1993 1993 1993 1991 1993 1993 1991 1989 1989 MIN 51.1 49.0 43.5 49.0 48.9 79.6 75.3 68.4 63.3 36.2 56.0 29.8 (WY) 1994 1989 1991 1989 1989 1990 1994 1994 1994 1990 1990 1990 SUMMARY STATISTICS FOR 1993 CALENDAR YEAR FOR 1994 WATER YEAR WATER YEARS 1989 - 1994 ANNUAL TOTAL 23739 ANNUAL MEAN 65.0 79.9 HIGHEST ANNUAL MEAN 101 1993 LOWEST ANNUAL MEAN 65.0 1994 HIGHEST DAILY MEAN 100 Mar 30 348 Jul 18 1991 LOWEST DAILY MEAN 50 Oct 1 1.5 Sep 16 1993 ANNUAL SEVEN-DAY MINIMUM 50 Oct 1 11 Jul 2 1990 MAXIMUM PEAK FLOW 127 Apr 6 390 Nov 6 1992 MAXIMUM PEAK STAGE 7.97 Apr 6 9.98 Oct 24 1990 10 PERCENT EXCEEDS 78 115 50 PERCENT EXCEEDS 64 70 90 PERCENT EXCEEDS 54 43 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021973537 STEEL CREEK BELOW L-LAKE AT SRS, SC SOURCE AGENCY USGS STATE 45 COUNTY 003 LATITUDE 333345 LONGITUDE 0812900 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM 108.8 NGVD29 Date Processed: 2004-08-20 15:19 By mishealy APPROVED DD #13, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1994 TO SEPTEMBER 1995 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 61 80 81 57 57 28 57 58 60 64 63 62 2 61 75 78 57 57 25 57 63 60 64 62 62 3 60 76 75 57 57 37 58 62 61 64 61 62 4 60 76 75 58 57 43 58 62 61 64 61 62 5 60 76 75 58 57 43 58 62 62 64 61 62 6 60 76 71 58 58 44 54 62 62 63 61 62 7 60 79 64 60 58 45 52 62 63 63 61 62 8 59 82 64 59 58 46 54 61 63 63 59 62 9 59 82 63 59 58 43 56 61 64 62 57 62 10 59 82 63 59 58 43 57 58 63 62 58 62 11 59 82 63 59 58 47 57 54 63 64 61 62 12 60 83 63 59 58 45 58 58 63 65 61 62 13 61 83 67 59 58 48 56 59 63 64 61 62 14 59 82 75 59 58 46 57 59 63 63 61 62 15 59 79 74 59 59 48 58 59 64 63 61 62 16 59 79 74 59 27 39 58 58 64 63 61 62 17 58 79 74 59 24 49 58 58 64 63 61 62 18 58 79 74 59 25 51 58 58 64 64 61 62 19 58 79 74 58 24 50 58 60 66 65 61 62 20 59 78 74 58 26 53 58 63 67 64 62 62 21 59 79 74 58 32 53 58 62 66 63 61 62 22 59 79 69 58 40 53 58 62 66 64 62 62 23 59 79 58 58 41 53 58 62 68 64 62 62 24 60 80 58 58 41 54 56 62 65 64 62 63 25 60 79 58 58 41 56 56 61 66 64 62 61 26 75 79 58 58 47 55 57 61 65 63 63 61 27 85 79 58 58 50 56 57 61 65 64 61 61 28 85 79 58 58 46 56 57 61 64 65 61 61 29 85 79 57 57 --- 56 57 61 64 65 61 61 30 85 79 57 57 --- 56 58 60 64 64 61 61 31 84 --- 57 58 --- 56 --- 60 --- 63 62 --- TOTAL 1985 2378 2083 1806 1330 1477 1709 1870 1913 1974 1893 1855 MEAN 64.0 79.3 67.2 58.3 47.5 47.6 57.0 60.3 63.8 63.7 61.1 61.8 MAX 85 83 81 60 59 56 58 63 68 65 63 63 MIN 58 75 57 57 24 25 52 54 60 62 57 61 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1989 - 1995, BY WATER YEAR (WY) MEAN 66.4 68.1 61.9 68.3 69.9 105 98.3 86.5 83.1 81.1 71.6 65.7 MAX 79.7 92.8 77.0 87.8 137 230 131 109 105 197 111 119 (WY) 1991 1992 1990 1993 1993 1993 1991 1993 1993 1991 1989 1989 MIN 51.1 49.0 43.5 49.0 47.5 47.6 57.0 60.3 63.3 36.2 56.0 29.8 (WY) 1994 1989 1991 1989 1995 1995 1995 1995 1994 1990 1990 1990 SUMMARY STATISTICS FOR 1994 CALENDAR YEAR FOR 1995 WATER YEAR WATER YEARS 1989 - 1995 ANNUAL TOTAL 22273 ANNUAL MEAN 61.0 77.2 HIGHEST ANNUAL MEAN 101 1993 LOWEST ANNUAL MEAN 61.0 1995 HIGHEST DAILY MEAN 85 Oct 27 348 Jul 18 1991 LOWEST DAILY MEAN 24 Feb 17 1.5 Sep 16 1993 ANNUAL SEVEN-DAY MINIMUM 28 Feb 16 11 Jul 2 1990 MAXIMUM PEAK FLOW 189 Oct 26 390 Nov 6 1992 MAXIMUM PEAK STAGE 8.65 Oct 26 9.98 Oct 24 1990 10 PERCENT EXCEEDS 75 110 50 PERCENT EXCEEDS 61 67 90 PERCENT EXCEEDS 53 45 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021973537 STEEL CREEK BELOW L-LAKE AT SRS, SC SOURCE AGENCY USGS STATE 45 COUNTY 003 LATITUDE 333345 LONGITUDE 0812900 NAD27 DRAINAGE AREA CONTRIBUTING DRAINAGE AREA DATUM 108.8 NGVD29 Date Processed: 2004-08-20 15:19 By mishealy APPROVED DD #13, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1995 TO SEPTEMBER 1996 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 61 56 35 27 49 60 36 45 29 29 31 46 2 90 55 35 27 49 61 40 72 30 25 39 46 3 83 55 35 26 49 61 33 72 30 22 49 41 4 132 56 35 25 49 61 21 72 24 22 49 39 5 104 56 33 25 49 61 22 72 26 24 50 101 6 73 55 30 25 49 61 22 72 25 22 59 162 7 73 56 30 24 49 62 22 84 25 22 64 162 8 73 54 30 24 36 63 22 20 26 35 60 162 9 71 40 31 24 26 63 30 19 26 55 58 75 10 67 28 30 24 26 62 38 19 26 61 58 23 11 63 28 30 29 26 62 37 19 37 61 58 23 12 62 28 30 40 26 62 37 19 45 61 58 23 13 62 28 33 40 26 62 37 19 46 61 58 23 14 62 30 35 40 26 52 37 19 45 61 58 23 15 62 31 35 34 26 42 38 20 45 61 58 23 16 61 30 35 25 39 27 38 20 45 61 58 24 17 59 31 35 25 57 25 38 20 45 54 58 23 18 57 30 35 25 57 27 38 20 46 49 58 24 19 56 30 44 25 56 28 38 20 46 50 58 24 20 56 35 49 25 57 27 38 20 44 50 58 24 21 57 40 49 25 57 27 37 20 44 50 58 24 22 57 40 50 25 57 27 37 20 44 49 50 24 23 57 40 50 25 52 27 37 20 44 41 50 24 24 56 40 50 25 56 28 64 20 37 36 50 24 25 56 38 50 28 56 27 50 17 29 33 50 24 26 34 40 50 32 56 26 37 17 29 29 49 24 27 26 40 39 32 56 31 37 17 29 29 49 24 28 26 37 30 32 57 31 37 25 29 29 48 24 29 26 35 27 39 58 31 37 29 29 29 48 24 30 27 35 27 48 --- 31 30 30 29 29 47 29 31 43 --- 27 48 --- 32 --- 29 --- 30 46 --- TOTAL 1892 1197 1134 918 1332 1347 1065 987 1054 1270 1642 1336 MEAN 61.0 39.9 36.6 29.6 45.9 43.5 35.5 31.8 35.1 41.0 53.0 44.5 MAX 132 56 50 48 58 63 64 84 46 61 64 162 MIN 26 28 27 24 26 25 21 17 24 22 31 23 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1989 - 1996, BY WATER YEAR (WY) MEAN 65.7 64.6 58.7 63.5 66.8 97.1 90.5 79.6 77.1 76.1 69.3 63.0 MAX 79.7 92.8 77.0 87.8 137 230 131 109 105 197 111 119 (WY) 1991 1992 1990 1993 1993 1993 1991 1993 1993 1991 1989 1989 MIN 51.1 39.9 36.6 29.6 45.9 43.5 35.5 31.8 35.1 36.2 53.0 29.8 (WY) 1994 1996 1996 1996 1996 1996 1996 1996 1996 1990 1996 1990 SUMMARY STATISTICS FOR 1995 CALENDAR YEAR FOR 1996 WATER YEAR WATER YEARS 1989 - 1996 ANNUAL TOTAL 15174 ANNUAL MEAN 41.5 72.7 HIGHEST ANNUAL MEAN 101 1993 LOWEST ANNUAL MEAN 41.5 1996 HIGHEST DAILY MEAN 162 Sep 6 348 Jul 18 1991 LOWEST DAILY MEAN 17 May 25 1.5 Sep 16 1993 ANNUAL SEVEN-DAY MINIMUM 19 May 21 11 Jul 2 1990 MAXIMUM PEAK FLOW 190 Oct 2 390 Nov 6 1992 MAXIMUM PEAK STAGE 8.66 Oct 2 9.98 Oct 24 1990 10 PERCENT EXCEEDS 61 109 50 PERCENT EXCEEDS 37 64 90 PERCENT EXCEEDS 24 34