1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02147240 BEAR CREEK AT LANCASTER S. C. SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 344309 LONGITUDE 0804750 NAD27 DRAINAGE AREA 66.6* CONTRIBUTING DRAINAGE AREA DATUM Date Processed: 2004-08-20 15:04 By mishealy APPROVED DD #1, , PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1977 TO SEPTEMBER 1978 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 --- --- --- --- --- --- --- --- --- --- --- --- 2 --- --- --- --- --- --- --- --- --- --- --- --- 3 --- --- --- --- --- --- --- --- --- --- --- --- 4 --- --- --- --- --- --- --- --- --- --- --- --- 5 --- --- --- --- --- --- --- --- --- --- --- --- 6 --- --- --- --- --- --- --- --- --- --- --- --- 7 --- --- --- --- --- --- --- --- --- --- --- --- 8 --- --- --- --- --- --- --- --- --- --- --- --- 9 --- --- --- --- --- --- --- --- --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- 11 --- --- --- --- --- --- --- --- --- --- --- --- 12 --- --- --- --- --- --- --- --- --- --- --- --- 13 --- --- --- --- --- --- --- --- --- --- --- --- 14 --- --- --- --- --- --- --- --- --- --- --- --- 15 --- --- --- --- --- --- --- --- --- --- --- --- 16 --- --- --- --- --- --- --- --- --- --- --- --- 17 --- --- --- --- --- --- --- --- --- --- --- --- 18 --- --- --- --- --- --- --- --- --- --- --- --- 19 --- --- --- --- --- --- --- --- --- --- --- --- 20 --- --- --- --- --- --- --- --- --- --- --- --- 21 --- --- --- --- --- --- --- --- --- --- --- --- 22 --- --- --- --- --- --- --- --- --- --- --- --- 23 --- --- --- --- --- --- --- --- --- --- --- --- 24 --- --- --- --- --- --- --- --- --- --- --- --- 25 --- --- --- --- --- --- --- --- --- --- --- --- 26 --- --- --- --- --- --- --- --- --- --- --- --- 27 --- --- --- --- --- --- --- --- --- --- --- --- 28 --- --- --- --- --- --- --- --- --- --- --- --- 29 --- --- --- --- --- --- --- --- --- --- --- 0.00 30 --- --- --- --- --- --- --- --- --- --- --- 0.00 31 --- --- --- --- --- --- --- --- --- --- --- --- TOTAL --- --- --- --- --- --- --- --- --- --- --- --- MEAN --- --- --- --- --- --- --- --- --- --- --- --- MAX --- --- --- --- --- --- --- --- --- --- --- --- MIN --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02147240 BEAR CREEK AT LANCASTER S. C. SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 344309 LONGITUDE 0804750 NAD27 DRAINAGE AREA 66.6* CONTRIBUTING DRAINAGE AREA DATUM Date Processed: 2004-08-20 15:04 By mishealy APPROVED DD #1, , PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1978 TO SEPTEMBER 1979 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 23 4.0 10 4.9 18 147 18 18 48 12 6.1 6.1 2 8.4 4.3 6.3 58 15 74 16 18 42 9.9 5.5 5.2 3 4.6 4.2 4.9 35 14 55 16 17 24 7.4 4.7 3.9 4 3.6 3.5 8.4 18 13 50 255 16 16 6.8 4.2 31 5 3.4 5.0 24 12 13 84 270 15 12 6.8 3.5 308 6 2.9 4.5 14 10 13 88 98 22 10 6.0 3.5 267 7 2.9 4.5 8.6 17 57 60 58 11 10 18 3.8 139 8 2.5 5.5 6.5 43 111 50 43 10 9.0 18 3.6 44 9 2.6 4.0 8.2 27 164 60 152 12 8.0 13 3.3 13 10 2.4 3.5 6.8 15 126 50 109 149 8.0 9.9 3.1 11 11 2.2 3.0 5.0 12 82 192 67 123 8.0 8.6 5.5 5.2 12 2.2 2.5 4.0 37 72 119 42 55 7.6 7.6 4.9 4.7 13 2.5 2.5 3.6 192 94 67 227 70 6.8 6.8 2.9 4.3 14 2.8 2.5 3.4 120 73 53 201 322 6.3 5.8 2.7 4.6 15 2.5 2.5 3.2 58 55 49 87 105 6.3 5.3 2.5 4.2 16 2.8 3.0 3.4 35 45 36 54 47 157 6.7 2.6 3.6 17 3.1 3.5 4.4 26 34 30 35 38 352 5.6 2.4 3.4 18 3.3 3.5 3.8 21 32 27 29 15 87 5.5 2.3 3.3 19 3.3 3.5 3.9 18 46 26 23 13 42 5.2 2.4 3.4 20 3.1 3.0 3.9 42 88 24 20 11 194 5.0 2.1 3.3 21 2.4 2.5 5.6 1600 273 22 17 10 68 35 2.2 4.3 22 2.4 3.0 5.0 262 518 19 13 9.0 33 141 2.4 5.8 23 2.8 3.4 4.2 175 782 84 13 9.0 22 49 2.2 4.9 24 3.1 3.5 18 232 1300 843 13 10 19 35 2.1 4.3 25 3.3 3.5 25 131 1120 266 14 14 285 70 2.6 4.0 26 3.6 3.3 10 66 475 114 580 11 200 88 3.2 4.0 27 3.6 8.0 8.2 47 223 59 425 8.0 63 28 13 4.2 28 4.0 7.0 6.1 36 190 42 167 7.0 31 29 17 4.4 29 4.0 21 5.3 28 --- 47 67 6.0 20 20 39 6.5 30 4.0 24 5.0 22 --- 42 46 16 15 12 10 230 31 4.2 --- 4.7 20 --- 20 --- 55 --- 7.6 5.2 --- TOTAL 121.5 151.7 233.4 3419.9 6046 2899 3175 1242.0 1810.0 684.5 170.5 1140.6 MEAN 3.92 5.06 7.53 110 216 93.5 106 40.1 60.3 22.1 5.50 38.0 MAX 23 24 25 1600 1300 843 580 322 352 141 39 308 MIN 2.2 2.5 3.2 4.9 13 19 13 6.0 6.3 5.0 2.1 3.3 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02147240 BEAR CREEK AT LANCASTER S. C. SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 344309 LONGITUDE 0804750 NAD27 DRAINAGE AREA 66.6* CONTRIBUTING DRAINAGE AREA DATUM Date Processed: 2004-08-20 15:04 By mishealy APPROVED DD #1, , PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1979 TO SEPTEMBER 1980 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 183 6.4 14 26 87 20 205 13 4.7 4.2 2.0 2.0 2 78 8.8 13 20 71 25 131 13 4.7 3.2 5.0 1.5 3 141 27 12 18 64 32 88 11 4.6 2.9 2.0 1.5 4 56 19 13 18 63 54 81 11 4.6 2.7 1.5 1.5 5 272 12 15 23 60 157 72 11 4.2 2.9 1.5 2.0 6 112 9.1 17 24 66 149 63 11 4.0 2.7 1.5 2.0 7 35 8.0 15 19 71 87 58 9.3 4.0 2.1 1.5 2.0 8 18 7.5 15 92 86 950 103 9.1 4.1 2.3 1.0 1.5 9 12 7.5 15 578 122 545 187 8.5 4.0 2.0 1.0 1.5 10 7.7 7.1 14 267 567 199 94 7.7 3.8 5.5 1.5 1.5 11 6.9 128 13 181 176 96 66 7.2 3.6 5.4 1.5 1.0 12 6.2 290 11 184 94 102 59 7.7 3.3 2.5 1.0 1.0 13 6.4 74 12 120 68 640 93 8.5 3.0 2.4 1.0 1.0 14 6.8 13 14 217 54 248 175 7.5 2.9 2.1 1.5 1.0 15 5.5 9.5 13 196 47 109 124 7.2 2.8 2.0 1.5 0.90 16 5.3 8.5 22 124 48 79 81 6.7 3.2 2.1 1.5 0.80 17 5.3 8.0 37 108 47 88 63 8.0 6.8 2.0 5.0 1.3 18 5.3 7.5 23 492 37 555 56 9.1 15 2.5 4.0 1.3 19 5.5 7.5 16 410 31 162 53 8.0 6.7 3.5 3.0 2.4 20 5.5 7.0 16 151 26 369 48 34 5.5 2.5 4.0 1.8 21 6.0 7.0 14 108 30 1290 38 23 4.5 2.0 6.0 0.90 22 6.3 6.5 13 113 35 427 30 19 4.2 1.5 8.0 0.80 23 6.6 6.5 12 384 45 197 24 11 5.8 4.0 5.0 1.0 24 5.4 6.5 19 200 37 296 22 10 20 13 3.0 1.5 25 5.4 18 59 113 32 482 19 9.6 13 4.0 2.5 3.0 26 5.4 97 43 98 25 154 17 8.3 6.7 3.0 2.5 3.5 27 5.3 33 25 91 22 93 17 6.6 5.5 2.5 2.0 2.5 28 5.0 23 20 94 21 763 16 6.0 4.7 2.0 2.0 15 29 5.1 18 18 84 17 1990 16 5.9 4.3 2.0 2.0 60 30 5.9 16 23 76 --- 506 14 5.4 4.0 1.5 1.5 90 31 5.9 --- 29 82 --- 374 --- 4.9 --- 1.5 2.5 --- TOTAL 1035.7 896.9 595 4711 2149 11238 2113 318.2 168.2 94.5 79.5 207.70 MEAN 33.4 29.9 19.2 152 74.1 363 70.4 10.3 5.61 3.05 2.56 6.92 MAX 272 290 59 578 567 1990 205 34 20 13 8.0 90 MIN 5.0 6.4 11 18 17 20 14 4.9 2.8 1.5 1.0 0.80 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02147240 BEAR CREEK AT LANCASTER S. C. SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 344309 LONGITUDE 0804750 NAD27 DRAINAGE AREA 66.6* CONTRIBUTING DRAINAGE AREA DATUM Date Processed: 2004-08-20 15:04 By mishealy APPROVED DD #1, , PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1980 TO SEPTEMBER 1981 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 120 5.9 13 16 5.6 28 26 3.2 5.5 1.9 5.8 1.0 2 60 4.2 11 13 5.6 24 63 3.4 26 2.5 102 0.90 3 30 3.6 9.6 9.3 8.4 22 39 3.0 15 37 91 0.90 4 13 18 8.1 8.1 10 20 22 3.4 85 40 22 1.0 5 7.0 8.7 7.3 8.7 7.3 35 17 3.2 28 12 7.5 65 6 6.0 5.5 7.1 8.0 6.3 30 17 6.2 9.1 9.8 5.8 76 7 5.0 4.3 7.3 9.4 6.5 16 14 17 5.1 12 5.9 56 8 5.0 3.6 6.7 8.6 6.2 10 11 5.5 10 12 5.2 30 9 4.0 3.0 6.9 8.0 784 9.0 10 4.5 8.9 3.6 4.2 9.6 10 4.0 2.8 36 7.4 684 10 8.9 3.9 4.3 2.6 17 4.5 11 2.6 2.6 37 6.2 106 9.0 7.3 4.2 3.4 2.8 122 3.0 12 2.2 1.9 29 5.4 48 8.3 6.9 3.8 17 25 129 2.5 13 3.0 1.7 18 5.4 42 7.9 6.5 3.8 3.4 14 19 2.2 14 2.8 1.5 14 7.0 17 7.9 6.5 3.6 2.9 4.3 7.7 2.0 15 2.8 5.8 11 8.4 17 6.9 8.3 3.3 2.6 3.3 5.0 12 16 3.0 5.0 9.6 7.6 21 6.7 15 3.0 2.6 6.0 3.7 12 17 3.2 19 9.1 6.6 19 6.0 15 2.9 2.6 22 2.8 2.8 18 3.4 27 7.7 6.0 15 6.7 14 2.8 2.4 6.3 2.2 2.3 19 4.0 15 7.1 5.6 13 7.9 16 2.9 6.0 4.1 2.5 2.0 20 4.4 10 6.7 6.0 10 7.5 21 2.9 3.6 3.6 2.0 1.8 21 3.4 9.3 6.0 6.4 9.8 6.9 13 5.2 2.5 3.3 1.6 1.9 22 3.2 9.1 5.5 6.8 9.3 13 4.9 3.3 2.3 2.8 2.0 1.7 23 3.4 5.4 6.9 7.0 9.8 89 4.2 3.2 2.3 3.2 1.3 1.8 24 3.8 122 6.9 6.6 9.1 58 4.2 2.8 2.3 2.5 1.2 1.6 25 5.0 149 6.7 6.2 20 30 4.2 2.5 2.4 321 1.1 1.4 26 6.0 56 6.3 6.0 26 19 3.8 2.5 6.5 76 0.90 1.4 27 4.2 65 6.2 5.8 22 15 3.6 20 2.4 18 0.90 1.4 28 4.4 48 9.1 5.8 26 13 3.7 9.6 2.0 7.5 0.80 1.4 29 5.0 28 9.6 5.8 --- 10 3.6 5.0 2.0 4.3 0.90 1.6 30 24 18 12 5.6 --- 18 3.8 5.4 1.9 5.9 0.70 1.5 31 8.9 --- 15 5.6 --- 24 --- 15 --- 8.7 0.80 --- TOTAL 356.7 658.9 352.4 228.3 1963.9 574.7 393.4 161.0 270.0 678.0 574.50 303.20 MEAN 11.5 22.0 11.4 7.36 70.1 18.5 13.1 5.19 9.00 21.9 18.5 10.1 MAX 120 149 37 16 784 89 63 20 85 321 129 76 MIN 2.2 1.5 5.5 5.4 5.6 6.0 3.6 2.5 1.9 1.9 0.70 0.90 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02147240 BEAR CREEK AT LANCASTER S. C. SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 344309 LONGITUDE 0804750 NAD27 DRAINAGE AREA 66.6* CONTRIBUTING DRAINAGE AREA DATUM Date Processed: 2004-08-20 15:04 By mishealy APPROVED DD #1, , PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1981 TO SEPTEMBER 1982 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 2.4 2.0 --- 1230 72 275 --- 54 --- --- --- --- 2 1.5 2.2 4.6 268 59 156 --- 42 --- --- --- --- 3 1.4 2.1 3.1 1060 531 99 --- 34 --- --- --- --- 4 1.2 2.2 2.5 1030 491 76 --- 27 --- --- --- --- 5 1.3 --- 2.4 391 172 67 --- 20 --- --- --- --- 6 1.3 --- 1.9 187 157 60 --- 16 --- --- --- --- 7 1.4 --- 2.0 120 99 90 --- 10 --- --- --- --- 8 1.4 --- 2.1 62 71 114 --- 12 --- --- --- --- 9 1.4 --- 1.9 45 66 73 --- 12 --- --- --- --- 10 1.5 --- 1.6 35 100 57 --- 9.7 --- --- --- --- 11 1.3 --- 1.5 --- 75 52 --- 8.2 --- --- --- --- 12 1.3 --- 1.6 --- 58 47 --- --- --- --- --- --- 13 1.7 --- 1.4 --- 75 42 --- --- --- --- --- --- 14 2.0 --- 23 --- 71 39 --- --- --- --- --- --- 15 1.9 --- 230 --- 53 140 --- --- --- --- --- --- 16 1.6 --- 168 --- 96 126 --- --- --- --- --- --- 17 1.5 --- 62 --- 980 80 --- --- --- --- --- --- 18 1.5 --- 36 --- 448 65 --- --- --- --- --- --- 19 1.7 --- 21 --- 195 56 --- --- --- --- --- --- 20 1.9 --- 13 --- 114 51 --- --- --- --- --- --- 21 2.2 --- 9.8 --- 81 45 --- --- --- --- --- --- 22 2.0 --- 10 --- 62 42 47 --- --- --- --- --- 23 1.8 --- 7.8 --- 49 38 35 --- --- --- --- --- 24 2.2 --- 14 --- 44 30 20 --- --- --- --- --- 25 33 --- 493 95 38 33 25 --- --- --- --- --- 26 14 --- 243 75 35 28 484 --- --- --- --- --- 27 14 --- 89 56 412 20 423 --- --- --- --- --- 28 3.4 --- 59 46 545 17 490 --- --- --- --- --- 29 2.2 --- 72 42 --- --- 179 --- --- --- --- --- 30 2.0 --- 53 38 --- --- 86 --- --- --- --- --- 31 2.1 --- 641 40 --- --- --- --- --- --- --- --- TOTAL 110.1 --- --- --- 5249 --- --- --- --- --- --- --- MEAN 3.55 --- --- --- 187 --- --- --- --- --- --- --- MAX 33 --- --- --- 980 --- --- --- --- --- --- --- MIN 1.2 --- --- --- 35 --- --- --- --- --- --- --- STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1978 - 1982, BY WATER YEAR (WY) MEAN 13.1 19.0 12.7 89.9 136 158 63.1 18.5 25.0 15.7 8.87 18.4 MAX 33.4 29.9 19.2 152 216 363 106 40.1 60.3 22.1 18.5 38.0 (WY) 1980 1980 1980 1980 1979 1980 1979 1979 1979 1979 1981 1979 MIN 3.55 5.06 7.53 7.36 70.1 18.5 13.1 5.19 5.61 3.05 2.56 6.92 (WY) 1982 1979 1979 1981 1981 1981 1981 1981 1980 1980 1980 1980 SUMMARY STATISTICS WATER YEARS 1978 - 1982 ANNUAL MEAN 46.7 HIGHEST ANNUAL MEAN 64.5 1980 LOWEST ANNUAL MEAN 17.8 1981 HIGHEST DAILY MEAN 1990 Mar 29 1980 LOWEST DAILY MEAN 0.00 Sep 29 1978 ANNUAL SEVEN-DAY MINIMUM 0.86 Aug 26 1981 10 PERCENT EXCEEDS 102 50 PERCENT EXCEEDS 8.5 90 PERCENT EXCEEDS 2.4