1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02157510 MIDDLE TYGER RIVER NEAR LYMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 345624 LONGITUDE 0820725 NAD27 DRAINAGE AREA 69.0* CONTRIBUTING DRAINAGE AREA DATUM 758 NGVD29 Date Processed: 2005-04-11 11:50 By mishealy APPROVED DD #4, PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 --- --- --- --- --- 57 107 83 35 17 19 9.6 2 --- --- --- --- --- 59 123 95 36 14 17 15 3 --- --- --- --- --- 54 245 116 46 12 48 17 4 --- --- --- --- --- 55 303 87 48 7.3 84 15 5 --- --- --- --- --- 59 176 82 62 10 53 13 6 --- --- --- --- --- 54 140 73 82 10 43 13 7 --- --- --- --- --- 50 156 65 71 7.5 34 9.4 8 --- --- --- --- --- 50 146 64 58 4.5 24 9.5 9 --- --- --- --- --- 73 110 58 56 6.0 19 17 10 --- --- --- --- --- 43 101 54 48 1.8 18 11 11 --- --- --- --- --- 65 135 50 46 4.3 18 8.5 12 --- --- --- --- 79 80 117 51 30 27 14 7.0 13 --- --- --- --- 98 65 126 53 21 21 15 5.4 14 --- --- --- --- 133 55 125 47 18 12 9.9 4.7 15 --- --- --- --- 165 52 194 45 16 8.4 23 7.5 16 --- --- --- --- 113 73 199 40 19 7.4 10 7.5 17 --- --- --- --- 89 164 165 41 22 6.1 8.9 5.5 18 --- --- --- --- 86 128 124 41 35 14 8.3 10 19 --- --- --- --- 82 98 112 69 51 15 8.3 8.3 20 --- --- --- --- 78 603 109 23 33 13 7.7 7.5 21 --- --- --- --- 66 982 109 34 25 13 8.1 9.3 22 --- --- --- --- 63 270 97 42 25 9.5 8.1 14 23 --- --- --- --- 65 166 84 36 20 13 14 26 24 --- --- --- --- 60 123 95 48 19 17 7.4 20 25 --- --- --- --- 61 108 117 61 16 14 6.6 14 26 --- --- --- --- 60 102 95 58 12 16 8.2 9.9 27 --- --- --- --- 64 120 91 49 7.9 22 6.8 11 28 --- --- --- --- 71 128 100 43 7.6 25 7.1 8.4 29 --- --- --- --- 63 105 136 41 16 18 7.2 11 30 --- --- --- --- --- 100 105 39 16 24 7.1 12 31 --- --- --- --- --- 100 --- 34 --- 26 6.6 --- TOTAL --- --- --- --- --- 4241 4042 1722 997.5 415.8 569.3 337.0 MEAN --- --- --- --- --- 137 135 55.5 33.2 13.4 18.4 11.2 MAX --- --- --- --- 982 303 116 82 27 84 26 MIN --- --- --- --- 43 84 23 7.6 1.8 6.6 4.7 CFSM --- --- --- --- --- 1.98 1.95 0.81 0.48 0.19 0.27 0.16 IN. --- --- --- --- --- 2.29 2.18 0.93 0.54 0.22 0.31 0.18 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 2000 - 2000, BY WATER YEAR (WY) MEAN --- --- --- --- --- 137 135 55.5 33.2 13.4 18.4 11.2 MAX --- --- --- --- --- 137 135 55.5 33.2 13.4 18.4 11.2 (WY) --- --- --- --- --- 2000 2000 2000 2000 2000 2000 2000 MIN --- --- --- --- --- 137 135 55.5 33.2 13.4 18.4 11.2 (WY) --- --- --- --- --- 2000 2000 2000 2000 2000 2000 2000 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02157510 MIDDLE TYGER RIVER NEAR LYMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 345624 LONGITUDE 0820725 NAD27 DRAINAGE AREA 69.0* CONTRIBUTING DRAINAGE AREA DATUM 758 NGVD29 Date Processed: 2005-04-11 11:50 By mishealy APPROVED DD #4, PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 12 15 25 29 42 57 e150 31 51 39 29 11 2 10 6.3 27 30 41 18 e80 28 95 22 27 16 3 6.8 11 28 25 42 19 e78 27 64 17 22 17 4 6.0 e13 28 26 40 28 e77 23 44 50 23 34 5 7.5 e14 25 29 35 25 e76 24 32 43 25 29 6 8.3 e12 23 30 33 16 e75 24 25 34 25 23 7 11 e13 23 30 33 14 66 19 24 27 21 21 8 8.7 17 23 36 31 12 61 19 25 21 16 19 9 6.1 27 26 35 35 14 61 22 35 24 14 16 10 7.5 37 27 30 39 13 52 27 35 18 14 12 11 7.5 31 22 28 39 12 50 26 24 13 13 17 12 5.2 28 26 38 36 16 47 35 25 9.8 10 21 13 7.5 23 22 42 34 23 49 41 25 12 29 16 14 9.1 22 28 37 37 18 57 28 23 14 5.9 13 15 10 21 35 35 37 34 55 18 36 8.7 4.9 18 16 6.3 17 53 33 38 46 54 16 38 6.5 6.3 17 17 5.7 21 155 32 63 29 47 15 29 4.3 6.5 11 18 4.1 25 145 34 59 23 40 15 17 15 8.9 9.9 19 7.8 31 82 78 48 17 40 14 10 20 7.7 9.6 20 5.2 e35 63 199 42 52 37 15 10 91 5.6 13 21 11 e30 48 140 40 106 38 38 9.2 66 8.9 28 22 7.5 24 45 e83 45 153 39 57 8.8 41 6.8 25 23 8.3 27 39 e70 239 e120 36 63 17 27 4.2 20 24 7.8 26 39 59 416 e80 36 41 18 20 6.0 55 25 8.1 54 37 53 346 e60 42 46 15 67 25 125 26 6.8 69 35 48 388 e45 42 60 18 146 15 74 27 8.2 49 34 45 273 e35 34 45 18 88 11 43 28 12 34 33 45 91 e30 35 38 16 56 4.5 31 29 7.3 33 33 39 --- e80 34 40 14 46 5.8 29 30 12 28 34 45 --- e300 30 35 24 38 6.3 21 31 5.5 --- 31 49 --- e240 --- 28 --- 33 7.6 --- TOTAL 246.8 793.3 1294 1532 2642 1735 1618 958 825.0 1117.3 414.9 794.5 MEAN 7.96 26.4 41.7 49.4 94.4 56.0 53.9 30.9 27.5 36.0 13.4 26.5 MAX 12 69 155 199 416 300 150 63 95 146 29 125 MIN 4.1 6.3 22 25 31 12 30 14 8.8 4.3 4.2 9.6 CFSM 0.12 0.38 0.60 0.72 1.37 0.81 0.78 0.45 0.40 0.52 0.19 0.38 IN. 0.13 0.43 0.70 0.83 1.42 0.94 0.87 0.52 0.44 0.60 0.22 0.43 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 2000 - 2001, BY WATER YEAR (WY) MEAN 7.96 26.4 41.7 49.4 94.4 96.4 94.3 43.2 30.4 24.7 15.9 18.9 MAX 7.96 26.4 41.7 49.4 94.4 137 135 55.5 33.2 36.0 18.4 26.5 (WY) 2001 2001 2001 2001 2001 2000 2000 2000 2000 2001 2000 2001 MIN 7.96 26.4 41.7 49.4 94.4 56.0 53.9 30.9 27.5 13.4 13.4 11.2 (WY) 2001 2001 2001 2001 2001 2001 2001 2001 2001 2000 2001 2000 SUMMARY STATISTICS FOR 2001 WATER YEAR WATER YEARS 2000 - 2001 ANNUAL TOTAL 13970.8 ANNUAL MEAN 38.3 38.3 HIGHEST ANNUAL MEAN 38.3 2001 LOWEST ANNUAL MEAN 38.3 2001 HIGHEST DAILY MEAN 416 Feb 24 982 Mar 21 2000 LOWEST DAILY MEAN 4.1 Oct 18 1.8 Jul 10 2000 ANNUAL SEVEN-DAY MINIMUM 6.5 Aug 14 6.3 Jul 5 2000 MAXIMUM PEAK FLOW 540 Feb 24 1520 Mar 21 2000 MAXIMUM PEAK STAGE 3.52 Feb 24 4.74 Mar 21 2000 ANNUAL RUNOFF (CFSM) 0.555 0.555 ANNUAL RUNOFF (INCHES) 7.53 7.54 10 PERCENT EXCEEDS 66 100 50 PERCENT EXCEEDS 28 29 90 PERCENT EXCEEDS 8.3 8.1 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02157510 MIDDLE TYGER RIVER NEAR LYMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 345624 LONGITUDE 0820725 NAD27 DRAINAGE AREA 69.0* CONTRIBUTING DRAINAGE AREA DATUM 758 NGVD29 Date Processed: 2005-04-11 11:50 By mishealy APPROVED DD #4, PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 19 18 31 30 62 36 82 36 19 4.9 9.0 e6.4 2 16 19 29 28 58 51 70 48 16 6.1 5.2 e6.0 3 13 25 24 30 57 96 61 47 12 8.4 8.0 e5.0 4 12 22 23 30 53 72 53 115 10 16 6.9 4.1 5 17 15 20 33 48 57 49 136 12 14 4.7 3.5 6 20 21 21 44 53 51 64 80 24 e4.6 3.7 2.6 7 19 13 23 61 95 49 38 58 23 e9.2 4.5 0.89 8 15 14 25 47 105 47 47 47 22 8.3 12 8.4 9 9.1 15 25 40 85 49 49 39 18 4.2 3.4 12 10 11 19 34 37 74 50 52 43 12 6.2 4.7 11 11 12 18 69 36 67 42 49 46 10 12 4.5 5.8 12 13 16 58 34 59 59 50 43 8.2 22 3.7 2.7 13 17 14 45 34 55 88 54 36 e5.3 8.6 3.3 17 14 42 16 46 35 51 81 57 43 e15 7.4 2.9 50 15 47 13 41 32 50 70 50 37 16 6.4 15 363 16 33 13 38 30 49 63 46 31 9.7 e5.0 45 156 17 25 16 39 29 47 74 42 29 6.5 e2.3 32 52 18 18 18 83 28 43 85 40 32 3.9 e2.6 12 43 19 16 19 78 53 44 71 36 29 4.5 e4.2 e2.5 40 20 17 26 58 144 47 66 38 26 4.4 12 e3.0 34 21 19 29 46 118 52 84 34 23 4.6 10 11 35 22 17 26 42 98 47 83 32 24 7.7 e5.0 1.2 79 23 15 30 45 153 44 66 28 22 12 e3.0 e0.90 72 24 16 83 46 263 43 61 25 20 10 e2.0 0.89 52 25 44 63 45 306 44 60 30 21 5.8 7.5 0.89 40 26 28 42 40 242 41 63 34 21 6.3 7.8 0.88 49 27 27 31 34 124 40 70 30 18 7.4 6.8 3.0 63 28 22 28 33 97 37 60 30 16 5.7 e3.5 0.75 70 29 15 25 35 84 --- 54 28 16 6.1 e1.7 0.66 53 30 16 28 32 76 --- 70 24 15 8.0 e1.7 3.2 41 31 16 --- 29 68 --- 93 --- 18 --- e11 e8.0 --- TOTAL 626.1 735 1237 2464 1550 2021 1322 1215 325.1 224.4 217.37 1377.39 MEAN 20.2 24.5 39.9 79.5 55.4 65.2 44.1 39.2 10.8 7.24 7.01 45.9 MAX 47 83 83 306 105 96 82 136 24 22 45 363 MIN 9.1 13 20 28 37 36 24 15 3.9 1.7 0.66 0.89 CFSM 0.29 0.36 0.58 1.15 0.80 0.94 0.64 0.57 0.16 0.10 0.10 0.67 IN. 0.34 0.40 0.67 1.33 0.84 1.09 0.71 0.66 0.18 0.12 0.12 0.74 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 2000 - 2002, BY WATER YEAR (WY) MEAN 14.1 25.5 40.8 64.5 74.9 86.0 77.6 41.9 23.9 18.9 12.9 27.9 MAX 20.2 26.4 41.7 79.5 94.4 137 135 55.5 33.2 36.0 18.4 45.9 (WY) 2002 2001 2001 2002 2001 2000 2000 2000 2000 2001 2000 2002 MIN 7.96 24.5 39.9 49.4 55.4 56.0 44.1 30.9 10.8 7.24 7.01 11.2 (WY) 2001 2002 2002 2001 2002 2001 2002 2001 2002 2002 2002 2000 SUMMARY STATISTICS FOR 2001 CALENDAR YEAR FOR 2002 WATER YEAR WATER YEARS 2000 - 2002 ANNUAL TOTAL 14234.8 13314.36 ANNUAL MEAN 39.0 36.5 37.4 HIGHEST ANNUAL MEAN 38.3 2001 LOWEST ANNUAL MEAN 36.5 2002 HIGHEST DAILY MEAN 416 Feb 24 363 Sep 15 982 Mar 21 2000 LOWEST DAILY MEAN 4.2 Aug 23 0.66 Aug 29 0.66 Aug 29 2002 ANNUAL SEVEN-DAY MINIMUM 6.5 Aug 14 1.1 Aug 23 1.1 Aug 23 2002 MAXIMUM PEAK FLOW 1060 Sep 15 1520 Mar 21 2000 MAXIMUM PEAK STAGE 4.26 Sep 15 4.74 Mar 21 2000 ANNUAL RUNOFF (CFSM) 0.565 0.529 0.542 ANNUAL RUNOFF (INCHES) 7.67 7.18 7.36 10 PERCENT EXCEEDS 66 70 70 50 PERCENT EXCEEDS 29 29 28 90 PERCENT EXCEEDS 12 4.6 6.4 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02157510 MIDDLE TYGER RIVER NEAR LYMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 345624 LONGITUDE 0820725 NAD27 DRAINAGE AREA 69.0* CONTRIBUTING DRAINAGE AREA DATUM 758 NGVD29 Date Processed: 2005-04-11 11:50 By mishealy APPROVED DD #4, PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 37 58 49 117 82 123 111 101 121 138 216 91 2 34 48 44 114 76 116 104 134 104 787 224 90 3 30 47 46 116 73 107 98 160 136 1000 223 86 4 27 42 49 104 83 95 95 237 208 266 192 85 5 26 52 217 97 84 92 103 234 189 192 288 94 6 28 118 408 91 73 195 117 565 177 160 517 84 7 21 108 182 83 103 248 343 1280 324 149 349 78 8 20 78 124 81 100 154 431 545 371 204 290 80 9 19 64 96 80 87 125 309 274 231 142 210 79 10 22 63 86 79 84 112 351 190 153 122 161 73 11 26 79 164 77 78 99 542 174 150 119 148 70 12 25 128 179 70 72 93 319 153 144 138 142 68 13 46 132 196 72 67 89 212 134 147 144 136 67 14 67 98 342 70 67 89 170 122 129 144 118 67 15 225 82 204 68 75 92 148 118 121 187 110 67 16 753 113 142 65 85 140 134 122 118 211 110 65 17 567 177 110 71 110 145 128 148 123 145 168 61 18 141 135 96 67 107 143 289 154 119 120 135 58 19 97 104 88 65 96 193 258 142 145 160 139 56 20 79 92 256 64 90 e1900 182 130 217 160 115 56 21 73 80 320 68 84 e1950 162 128 155 146 105 57 22 59 74 171 71 202 435 159 e875 121 151 112 73 23 51 63 131 73 564 257 132 e1870 108 127 138 226 24 47 62 287 64 244 187 120 542 104 159 125 156 25 46 60 713 62 154 145 121 225 95 120 107 97 26 51 59 289 63 126 135 144 204 88 113 96 82 27 50 58 172 62 141 124 152 187 88 109 91 79 28 49 53 141 60 141 116 123 154 99 100 90 83 29 64 53 123 64 --- 114 112 133 105 94 99 70 30 72 51 109 98 --- 141 103 127 94 123 89 64 31 65 --- 103 98 --- 140 --- 120 --- 417 88 --- TOTAL 2917 2431 5637 2434 3348 8094 5772 9682 4484 6347 5131 2462 MEAN 94.1 81.0 182 78.5 120 261 192 312 149 205 166 82.1 MAX 753 177 713 117 564 1950 542 1870 371 1000 517 226 MIN 19 42 44 60 67 89 95 101 88 94 88 56 CFSM 1.36 1.17 2.64 1.14 1.73 3.78 2.79 4.53 2.17 2.97 2.40 1.19 IN. 1.57 1.31 3.04 1.31 1.81 4.36 3.11 5.22 2.42 3.42 2.77 1.33 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 2000 - 2003, BY WATER YEAR (WY) MEAN 40.8 44.0 87.8 69.1 89.8 130 106 109 55.3 65.4 51.1 41.4 MAX 94.1 81.0 182 79.5 120 261 192 312 149 205 166 82.1 (WY) 2003 2003 2003 2002 2003 2003 2003 2003 2003 2003 2003 2003 MIN 7.96 24.5 39.9 49.4 55.4 56.0 44.1 30.9 10.8 7.24 7.01 11.2 (WY) 2001 2002 2002 2001 2002 2001 2002 2001 2002 2002 2002 2000 SUMMARY STATISTICS FOR 2002 CALENDAR YEAR FOR 2003 WATER YEAR WATER YEARS 2000 - 2003 ANNUAL TOTAL 21701.26 58739 ANNUAL MEAN 59.5 161 78.6 HIGHEST ANNUAL MEAN 161 2003 LOWEST ANNUAL MEAN 36.5 2002 HIGHEST DAILY MEAN 753 Oct 16 1950 Mar 21 1950 Mar 21 2003 LOWEST DAILY MEAN 0.66 Aug 29 19 Oct 9 0.66 Aug 29 2002 ANNUAL SEVEN-DAY MINIMUM 1.1 Aug 23 23 Oct 6 1.1 Aug 23 2002 MAXIMUM PEAK FLOW 20 Mar 20 1520 Mar 21 2003 MAXIMUM PEAK STAGE 6.56 Mar 20 6.56 Mar 20 2003 ANNUAL RUNOFF (CFSM) 0.862 2.33 1.14 ANNUAL RUNOFF (INCHES) 11.70 31.67 15.47 10 PERCENT EXCEEDS 123 261 153 50 PERCENT EXCEEDS 43 114 44 90 PERCENT EXCEEDS 4.6 59 8.7 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02157510 MIDDLE TYGER RIVER NEAR LYMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 345624 LONGITUDE 0820725 NAD27 DRAINAGE AREA 69.0* CONTRIBUTING DRAINAGE AREA DATUM 758 NGVD29 Date Processed: 2005-04-11 11:50 By mishealy APPROVED DD #4, PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 63 64 79 77 69 91 103 71 37 76 68 54 2 63 63 74 76 71 90 84 85 37 80 55 98 3 62 72 71 80 125 93 78 86 31 86 59 91 4 60 64 78 78 129 89 72 71 31 105 61 121 5 63 65 97 84 106 87 66 62 34 110 47 103 6 65 87 96 99 302 85 63 59 31 103 41 54 7 61 94 85 80 1060 82 64 54 30 72 35 143 8 67 83 83 74 432 79 64 52 33 63 32 e1780 9 74 73 76 75 128 76 64 52 66 62 33 e1280 10 76 75 101 74 139 75 63 52 63 52 28 226 11 78 65 196 75 131 73 63 49 48 70 29 133 12 82 64 153 70 143 71 81 34 41 105 85 107 13 78 62 123 70 147 74 125 34 60 87 142 80 14 70 54 e193 69 136 69 151 35 89 64 79 76 15 71 56 223 70 131 74 99 39 112 51 55 102 16 64 57 148 65 132 78 81 41 174 43 50 193 17 62 62 130 70 116 83 74 48 117 51 43 301 18 65 61 120 76 106 76 69 49 77 93 41 414 19 64 179 106 78 107 72 64 61 91 83 47 202 20 64 e284 97 70 99 71 62 47 71 54 38 120 21 61 161 97 70 96 77 59 43 74 51 39 86 22 59 118 89 66 97 68 57 43 60 42 58 65 23 55 95 88 64 89 63 53 43 61 39 55 50 24 57 93 89 67 89 64 54 38 56 40 47 53 25 59 94 88 72 87 65 54 35 103 39 41 54 26 61 84 88 85 87 67 55 35 347 40 41 48 27 92 81 81 83 99 67 64 56 204 45 35 242 28 89 92 82 76 100 67 57 24 114 129 33 e1330 29 76 96 83 73 91 63 51 24 87 149 38 e920 30 69 89 82 73 --- 70 54 26 79 116 31 218 31 65 --- 80 76 --- 95 --- 39 --- 86 30 --- TOTAL 2095 2687 3276 2315 4644 2354 2148 1487 2458 2286 1516 8744 MEAN 67.6 89.6 106 74.7 160 75.9 71.6 48.0 81.9 73.7 48.9 291 MAX 92 284 223 99 1060 95 151 86 347 149 142 1780 MIN 55 54 71 64 69 63 51 24 30 39 28 48 CFSM 0.98 1.30 1.53 1.08 2.32 1.10 1.04 0.70 1.19 1.07 0.71 4.22 IN. 1.13 1.45 1.77 1.25 2.50 1.27 1.16 0.80 1.33 1.23 0.82 4.71 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 2000 - 2004, BY WATER YEAR (WY) MEAN 47.5 55.4 92.3 70.5 108 119 99.3 97.2 60.6 67.0 50.6 91.4 MAX 94.1 89.6 182 79.5 160 261 192 312 149 205 166 291 (WY) 2003 2004 2003 2002 2004 2003 2003 2003 2003 2003 2003 2004 MIN 7.96 24.5 39.9 49.4 55.4 56.0 44.1 30.9 10.8 7.24 7.01 11.2 (WY) 2001 2002 2002 2001 2002 2001 2002 2001 2002 2002 2002 2000 SUMMARY STATISTICS FOR 2003 CALENDAR YEAR FOR 2004 WATER YEAR WATER YEARS 2000 - 2004 ANNUAL TOTAL 55812 36010 ANNUAL MEAN 153 98.4 83.5 HIGHEST ANNUAL MEAN 161 2003 LOWEST ANNUAL MEAN 36.5 2002 HIGHEST DAILY MEAN 1950 Mar 21 1780 Sep 8 1950 Mar 21 2003 LOWEST DAILY MEAN 54 Nov 14 24 May 28 0.66 Aug 29 2002 ANNUAL SEVEN-DAY MINIMUM 59 Oct 20 31 May 28 1.1 Aug 23 2002 MAXIMUM PEAK FLOW 1520 Mar 21 2003 MAXIMUM PEAK STAGE 5.99 Sep 8 6.56 Mar 20 2003 ANNUAL RUNOFF (CFSM) 2.22 1.43 1.21 ANNUAL RUNOFF (INCHES) 30.09 19.41 16.45 10 PERCENT EXCEEDS 228 131 148 50 PERCENT EXCEEDS 105 72 56 90 PERCENT EXCEEDS 64 41 12 e Estimated