1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02167557 BUSH RIVER AT JOANNA, SC SOURCE AGENCY USGS STATE 45 COUNTY 059 LATITUDE 342428 LONGITUDE 0814935 NAD27 DRAINAGE AREA 11.1* CONTRIBUTING DRAINAGE AREA DATUM 530. NGVD29 Date Processed: 2005-04-11 11:54 By mishealy APPROVED DD #12, ,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 --- --- --- --- --- --- --- --- --- 6.1 3.6 6.8 2 --- --- --- --- --- --- --- --- 5.0 4.7 3.4 6.0 3 --- --- --- --- --- --- --- --- 6.7 4.0 4.6 5.3 4 --- --- --- --- --- --- --- --- 4.8 3.8 4.9 5.0 5 --- --- --- --- --- --- --- --- 8.1 3.6 4.6 4.9 6 --- --- --- --- --- --- --- --- 52 3.2 3.8 5.0 7 --- --- --- --- --- --- --- --- 13 3.3 3.6 5.3 8 --- --- --- --- --- --- --- --- 6.2 3.5 4.7 5.8 9 --- --- --- --- --- --- --- --- 5.4 2.9 4.9 5.7 10 --- --- --- --- --- --- --- --- 8.8 2.7 4.7 5.6 11 --- --- --- --- --- --- --- --- 5.2 2.5 5.2 15 12 --- --- --- --- --- --- --- --- 10 2.5 5.1 8.6 13 --- --- --- --- --- --- --- --- 6.7 2.5 4.6 6.7 14 --- --- --- --- --- --- --- --- 4.7 2.3 4.1 7.0 15 --- --- --- --- --- --- --- --- 3.9 2.3 3.8 7.2 16 --- --- --- --- --- --- --- --- 3.7 3.2 4.6 15 17 --- --- --- --- --- --- --- --- 3.5 5.3 4.6 13 18 --- --- --- --- --- --- --- --- 3.4 3.7 4.5 8.5 19 --- --- --- --- --- --- --- --- 3.9 4.5 4.8 7.2 20 --- --- --- --- --- --- --- --- 4.0 4.0 4.8 6.8 21 --- --- --- --- --- --- --- --- 5.0 6.9 5.0 7.0 22 --- --- --- --- --- --- --- --- 20 4.4 5.6 7.5 23 --- --- --- --- --- --- --- --- 6.7 3.4 5.4 11 24 --- --- --- --- --- --- --- --- 4.5 3.0 6.6 15 25 --- --- --- --- --- --- --- --- 4.9 2.8 9.6 9.4 26 --- --- --- --- --- --- --- --- 8.2 2.6 38 8.0 27 --- --- --- --- --- --- --- --- 4.9 3.1 142 7.5 28 --- --- --- --- --- --- --- --- 4.0 4.4 61 7.4 29 --- --- --- --- --- --- --- --- 3.6 3.7 15 7.2 30 --- --- --- --- --- --- --- --- 3.7 3.2 8.3 7.2 31 --- --- --- --- --- --- --- --- --- 3.4 6.3 --- TOTAL --- --- --- --- --- --- --- --- --- 111.5 391.7 237.6 MEAN --- --- --- --- --- --- --- --- --- 3.60 12.6 7.92 MAX --- --- --- --- --- --- --- --- -- 6.9 142 15 MIN --- --- --- --- --- --- --- --- -- 2.3 3.4 4.9 CFSM --- --- --- --- --- --- --- --- --- 0.32 1.14 0.71 IN. --- --- --- --- --- --- --- --- --- 0.37 1.31 0.80 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1995 - 1995, BY WATER YEAR (WY) MEAN --- --- --- --- --- --- --- --- --- 3.60 12.6 7.92 MAX --- --- --- --- --- --- --- --- --- 3.60 12.6 7.92 (WY) --- --- --- --- --- --- --- --- --- 1995 1995 1995 MIN --- --- --- --- --- --- --- --- --- 3.60 12.6 7.92 (WY) --- --- --- --- --- --- --- --- --- 1995 1995 1995 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02167557 BUSH RIVER AT JOANNA, SC SOURCE AGENCY USGS STATE 45 COUNTY 059 LATITUDE 342428 LONGITUDE 0814935 NAD27 DRAINAGE AREA 11.1* CONTRIBUTING DRAINAGE AREA DATUM 530. NGVD29 Date Processed: 2005-04-11 11:54 By mishealy APPROVED DD #12, ,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 7.1 19 11 14 22 7.8 21 33 8.9 4.4 2.8 3.2 2 7.3 52 10 14 204 7.9 15 19 7.3 4.3 2.8 5.6 3 7.4 34 9.6 78 286 7.5 11 15 7.7 3.9 2.9 8.6 4 56 16 9.9 17 41 6.9 10 13 8.4 3.3 3.9 40 5 56 11 9.6 12 25 7.3 9.7 12 9.4 3.6 2.7 29 6 23 9.9 9.1 11 18 210 9.8 11 8.6 4.7 2.4 5.1 7 11 31 20 31 16 248 11 11 8.4 4.6 2.4 4.2 8 8.3 50 14 24 16 60 8.8 11 18 4.7 2.8 5.2 9 7.7 16 23 16 14 23 9.1 10 26 4.7 9.7 4.2 10 7.4 12 16 15 12 15 8.3 10 14 4.9 4.9 4.1 11 7.2 173 11 13 12 13 7.6 15 11 4.8 3.4 4.1 12 7.2 193 10 16 11 11 7.3 18 9.6 4.8 5.4 4.0 13 8.0 33 9.5 14 10 10 8.0 11 12 4.7 4.1 4.1 14 21 21 9.2 11 12 9.6 18 11 8.9 4.8 3.0 3.7 15 30 17 9.4 10 9.5 11 12 9.2 8.9 8.0 2.6 3.7 16 10 14 9.5 9.9 11 17 11 9.4 7.9 13 2.4 20 17 8.2 12 8.9 9.9 11 18 9.0 9.6 7.2 4.9 2.4 75 18 7.6 11 8.9 11 10 13 9.5 10 6.5 4.4 2.2 6.2 19 7.4 11 25 52 9.3 119 24 9.5 6.5 3.7 2.5 4.3 20 7.3 9.9 19 17 34 35 35 8.5 31 3.7 2.3 3.8 21 7.7 10 12 15 21 18 27 8.5 13 3.8 2.4 3.9 22 7.7 10 10 13 14 13 16 9.3 8.7 3.9 2.2 5.6 23 7.9 10 9.5 11 11 11 14 10 7.1 3.5 2.3 4.1 24 9.0 46 8.9 14 11 9.7 13 9.6 6.5 3.4 2.5 3.6 25 8.5 45 8.6 14 8.8 9.5 12 37 6.6 5.1 2.6 3.6 26 8.8 18 8.7 10 8.4 11 19 18 5.3 8.3 2.8 3.8 27 20 14 8.6 250 8.6 10 17 29 5.2 3.9 9.6 4.1 28 135 13 8.3 44 9.1 56 13 17 4.7 3.3 117 4.7 29 19 12 8.1 20 9.2 23 32 13 4.4 3.1 7.5 5.1 30 11 11 8.5 15 --- 15 231 11 4.2 3.0 3.8 121 31 14 --- 10 37 --- 15 --- 10 --- 2.8 3.2 --- TOTAL 553.7 934.8 353.8 838.8 884.9 1041.2 649.1 428.6 291.9 144.0 223.5 397.6 MEAN 17.9 31.2 11.4 27.1 30.5 33.6 21.6 13.8 9.73 4.65 7.21 13.3 MAX 135 193 25 250 286 248 231 37 31 13 117 121 MIN 7.1 9.9 8.1 9.9 8.4 6.9 7.3 8.5 4.2 2.8 2.2 3.2 CFSM 1.61 2.81 1.03 2.44 2.75 3.03 1.95 1.25 0.88 0.42 0.65 1.19 IN. 1.86 3.13 1.19 2.81 2.97 3.49 2.18 1.44 0.98 0.48 0.75 1.33 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1995 - 1996, BY WATER YEAR (WY) MEAN 17.9 31.2 11.4 27.1 30.5 33.6 21.6 13.8 9.73 4.12 9.92 10.6 MAX 17.9 31.2 11.4 27.1 30.5 33.6 21.6 13.8 9.73 4.65 12.6 13.3 (WY) 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1995 1996 MIN 17.9 31.2 11.4 27.1 30.5 33.6 21.6 13.8 9.73 3.60 7.21 7.92 (WY) 1996 1996 1996 1996 1996 1996 1996 1996 1996 1995 1996 1995 SUMMARY STATISTICS FOR 1996 WATER YEAR WATER YEARS 1995 - 1996 ANNUAL TOTAL 6741.9 ANNUAL MEAN 18.4 18.4 HIGHEST ANNUAL MEAN 18.4 1996 LOWEST ANNUAL MEAN 18.4 1996 HIGHEST DAILY MEAN 286 Feb 3 286 Feb 3 1996 LOWEST DAILY MEAN 2.2 Aug 18 2.2 Aug 18 1996 ANNUAL SEVEN-DAY MINIMUM 2.3 Aug 17 2.3 Aug 17 1996 MAXIMUM PEAK FLOW 606 Feb 2 606 Feb 2 1996 MAXIMUM PEAK STAGE 8.09 Feb 2 8.09 Feb 2 1996 ANNUAL RUNOFF (CFSM) 1.66 1.66 ANNUAL RUNOFF (INCHES) 22.59 22.55 10 PERCENT EXCEEDS 31 25 50 PERCENT EXCEEDS 10 8.8 90 PERCENT EXCEEDS 3.7 3.5 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02167557 BUSH RIVER AT JOANNA, SC SOURCE AGENCY USGS STATE 45 COUNTY 059 LATITUDE 342428 LONGITUDE 0814935 NAD27 DRAINAGE AREA 11.1* CONTRIBUTING DRAINAGE AREA DATUM 530. NGVD29 Date Processed: 2005-04-11 11:54 By mishealy APPROVED DD #12, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 265 6.1 83 10 14 276 9.3 14 9.0 8.1 8.5 4.8 2 40 16 52 9.9 12 42 9.2 11 7.8 4.9 5.5 4.9 3 28 7.8 17 8.8 11 23 9.0 85 9.9 3.9 4.8 4.9 4 8.5 5.4 12 9.1 13 16 8.6 39 8.8 3.6 4.7 4.8 5 6.0 6.9 9.1 13 12 14 8.8 14 6.3 3.5 4.5 4.8 6 5.5 11 9.5 13 11 19 10 11 5.7 3.1 4.4 4.4 7 6.8 6.6 11 11 10 13 10 9.2 6.6 3.1 4.8 4.6 8 165 46 13 12 72 11 7.5 8.0 5.8 3.6 5.0 4.7 9 41 27 9.1 161 28 10 6.7 8.0 5.0 4.6 4.6 4.8 10 12 11 8.0 85 17 9.7 6.6 7.7 4.4 7.9 4.6 5.3 11 8.1 9.4 7.9 20 16 9.6 7.0 7.0 4.4 6.4 4.6 6.3 12 6.6 9.0 9.1 15 14 9.2 12 7.1 5.1 4.7 4.7 6.0 13 5.9 8.9 35 13 107 10 12 7.2 9.7 4.8 4.6 5.6 14 5.7 8.7 13 12 217 95 9.5 7.0 8.5 4.4 4.6 5.4 15 5.5 9.5 9.6 12 270 31 10 6.4 83 4.1 4.6 5.5 16 5.5 9.4 8.8 55 47 15 11 6.3 8.9 3.3 4.5 5.3 17 5.5 9.4 9.5 22 25 11 9.6 6.2 4.9 3.3 4.6 5.2 18 5.7 11 9.8 15 18 11 9.8 6.2 4.6 3.5 4.6 5.2 19 6.3 15 19 14 16 12 10 5.8 4.5 3.3 4.3 5.1 20 6.3 12 11 13 15 16 11 6.6 3.8 3.2 4.5 5.2 21 6.7 11 9.2 12 17 12 11 6.7 3.2 3.1 4.5 5.1 22 6.7 11 8.5 11 29 11 14 5.9 6.5 3.0 4.4 4.7 23 6.2 11 8.6 11 16 9.5 38 5.5 4.5 25 4.4 4.3 24 6.0 10 8.7 14 13 8.6 17 5.9 3.6 113 4.3 5.4 25 5.8 10 8.6 69 12 9.6 12 6.2 3.9 9.6 4.4 29 26 5.8 12 8.1 24 12 111 10 9.6 3.3 6.2 4.4 11 27 5.9 10 8.1 15 12 28 62 9.5 3.3 5.2 4.4 6.5 28 6.2 9.7 8.1 16 92 17 279 8.6 3.8 4.8 4.5 6.4 29 6.3 9.7 8.8 15 --- 20 67 7.9 3.8 4.7 4.9 6.3 30 6.4 10 8.9 18 --- 13 24 6.4 4.5 5.0 4.8 5.9 31 6.6 --- 8.6 16 --- 10 --- 6.3 --- 15 4.9 --- TOTAL 707.5 350.5 450.6 744.8 1148 903.2 721.6 351.2 247.1 281.9 146.9 187.4 MEAN 22.8 11.7 14.5 24.0 41.0 29.1 24.1 11.3 8.24 9.09 4.74 6.25 MAX 265 46 83 161 270 276 279 85 83 113 8.5 29 MIN 5.5 5.4 7.9 8.8 10 8.6 6.6 5.5 3.2 3.0 4.3 4.3 CFSM 2.06 1.05 1.31 2.16 3.69 2.62 2.17 1.02 0.74 0.82 0.43 0.56 IN. 2.37 1.17 1.51 2.50 3.85 3.03 2.42 1.18 0.83 0.94 0.49 0.63 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1995 - 1997, BY WATER YEAR (WY) MEAN 20.3 21.4 13.0 25.5 35.7 31.4 22.8 12.6 8.98 5.78 8.19 9.14 MAX 22.8 31.2 14.5 27.1 41.0 33.6 24.1 13.8 9.73 9.09 12.6 13.3 (WY) 1997 1996 1997 1996 1997 1996 1997 1996 1996 1997 1995 1996 MIN 17.9 11.7 11.4 24.0 30.5 29.1 21.6 11.3 8.24 3.60 4.74 6.25 (WY) 1996 1997 1996 1997 1996 1997 1996 1997 1997 1995 1997 1997 SUMMARY STATISTICS FOR 1996 CALENDAR YEAR FOR 1997 WATER YEAR WATER YEARS 1995 - 1997 ANNUAL TOTAL 6240.7 ANNUAL MEAN 17.1 17.8 HIGHEST ANNUAL MEAN 18.4 1996 LOWEST ANNUAL MEAN 17.1 1997 HIGHEST DAILY MEAN 279 Apr 28 286 Feb 3 1996 LOWEST DAILY MEAN 3.0 Jul 22 2.2 Aug 18 1996 ANNUAL SEVEN-DAY MINIMUM 3.2 Jul 16 2.3 Aug 17 1996 MAXIMUM PEAK FLOW 516 Oct 1 606 Feb 2 1996 MAXIMUM PEAK STAGE 7.65 Oct 1 8.09 Feb 2 1996 ANNUAL RUNOFF (CFSM) 1.54 1.60 ANNUAL RUNOFF (INCHES) 20.91 21.74 10 PERCENT EXCEEDS 27 25 50 PERCENT EXCEEDS 8.8 8.8 90 PERCENT EXCEEDS 4.5 3.8 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02167557 BUSH RIVER AT JOANNA, SC SOURCE AGENCY USGS STATE 45 COUNTY 059 LATITUDE 342428 LONGITUDE 0814935 NAD27 DRAINAGE AREA 11.1* CONTRIBUTING DRAINAGE AREA DATUM 530. NGVD29 Date Processed: 2005-04-11 11:54 By mishealy APPROVED DD #12, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 5.1 7.8 13 13 17 15 8.8 95 3.5 3.1 5.9 2.9 2 5.0 9.5 9.5 12 16 14 8.7 32 8.3 3.1 5.8 2.8 3 4.8 7.8 7.9 11 199 13 151 15 8.6 3.0 4.3 30 4 4.4 7.6 12 11 413 12 182 28 5.1 3.1 3.8 e150 5 4.3 7.1 12 11 208 12 35 14 26 3.0 3.8 e25 6 4.2 7.4 8.3 11 43 12 18 8.6 17 3.2 4.3 e10 7 4.1 9.8 7.0 13 29 20 13 13 5.7 3.2 5.4 e4.0 8 4.2 12 6.8 65 23 311 12 91 3.9 3.1 4.8 e4.0 9 4.0 9.7 9.1 33 19 424 401 22 3.8 3.2 4.9 8.6 10 4.6 9.4 18 18 16 48 53 12 7.5 3.6 5.1 5.4 11 4.9 9.0 20 13 15 27 25 18 6.0 3.7 4.7 3.4 12 5.5 11 10 11 15 17 15 9.4 4.4 3.9 4.8 3.0 13 5.9 30 8.3 11 14 14 11 7.1 3.4 3.5 8.8 2.9 14 5.6 41 7.7 9.9 13 12 27 6.5 3.0 3.3 17 2.7 15 5.4 18 7.4 17 12 11 26 5.9 3.1 3.0 7.7 2.6 16 5.3 9.6 6.7 71 18 11 14 5.5 4.1 2.9 9.6 2.6 17 5.9 7.7 6.9 52 60 9.7 358 5.7 4.7 3.1 38 2.7 18 6.1 6.9 6.7 22 46 14 132 5.0 4.1 3.3 7.4 2.8 19 11 6.3 6.8 88 25 222 64 4.4 4.2 5.2 4.4 2.5 20 7.9 6.1 6.7 40 17 41 51 4.0 3.9 10 3.4 2.5 21 6.1 14 6.7 21 15 24 28 3.9 4.1 6.6 2.8 2.8 22 5.9 46 27 21 14 17 29 3.9 3.9 4.5 2.3 3.1 23 5.5 19 27 120 47 13 24 3.8 4.7 4.0 2.1 3.3 24 5.8 9.7 257 36 29 12 17 3.7 4.6 3.5 2.1 2.9 25 6.8 9.2 190 21 19 10 14 3.8 3.8 6.9 2.1 2.7 26 81 7.3 38 15 15 9.2 9.7 3.7 3.6 16 2.1 2.5 27 40 6.7 33 350 24 9.3 8.5 3.6 3.7 6.2 2.1 2.5 28 8.8 6.4 28 137 21 8.7 8.2 3.3 3.5 4.8 1.9 2.4 29 5.8 6.2 24 33 --- 8.4 7.3 3.2 3.4 4.2 1.9 2.5 30 4.9 11 27 25 --- 8.1 53 3.2 3.4 3.8 1.9 2.7 31 5.0 --- 18 20 --- 7.7 --- 3.3 --- 4.5 2.6 --- TOTAL 283.8 369.2 866.5 1331.9 1402 1387.1 1804.2 441.5 169.0 138.5 177.8 297.8 MEAN 9.15 12.3 28.0 43.0 50.1 44.7 60.1 14.2 5.63 4.47 5.74 9.93 MAX 81 46 257 350 413 424 401 95 26 16 38 150 MIN 4.0 6.1 6.7 9.9 12 7.7 7.3 3.2 3.0 2.9 1.9 2.4 CFSM 0.82 1.11 2.52 3.87 4.51 4.03 5.42 1.28 0.51 0.40 0.52 0.89 IN. 0.95 1.24 2.90 4.46 4.70 4.65 6.05 1.48 0.57 0.46 0.60 1.00 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1995 - 1998, BY WATER YEAR (WY) MEAN 16.6 18.4 18.0 31.3 40.4 35.8 35.3 13.1 7.87 5.45 7.58 9.34 MAX 22.8 31.2 28.0 43.0 50.1 44.7 60.1 14.2 9.73 9.09 12.6 13.3 (WY) 1997 1996 1998 1998 1998 1998 1998 1998 1996 1997 1995 1996 MIN 9.15 11.7 11.4 24.0 30.5 29.1 21.6 11.3 5.63 3.60 4.74 6.25 (WY) 1998 1997 1996 1997 1996 1997 1996 1997 1998 1995 1997 1997 SUMMARY STATISTICS FOR 1997 CALENDAR YEAR FOR 1998 WATER YEAR WATER YEARS 1995 - 1998 ANNUAL TOTAL 8669.3 ANNUAL MEAN 23.8 19.8 HIGHEST ANNUAL MEAN 23.8 1998 LOWEST ANNUAL MEAN 17.1 1997 HIGHEST DAILY MEAN 424 Mar 9 424 Mar 9 1998 LOWEST DAILY MEAN 1.9 Aug 28 1.9 Aug 28 1998 ANNUAL SEVEN-DAY MINIMUM 2.0 Aug 24 2.0 Aug 24 1998 MAXIMUM PEAK FLOW 880 Apr 9 1160 Feb 2 1996 MAXIMUM PEAK STAGE 7.65 Apr 9 8.09 Feb 2 1996 ANNUAL RUNOFF (CFSM) 2.14 1.78 ANNUAL RUNOFF (INCHES) 29.05 24.18 10 PERCENT EXCEEDS 40 30 50 PERCENT EXCEEDS 8.3 8.7 90 PERCENT EXCEEDS 3.1 3.5 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02167557 BUSH RIVER AT JOANNA, SC SOURCE AGENCY USGS STATE 45 COUNTY 059 LATITUDE 342428 LONGITUDE 0814935 NAD27 DRAINAGE AREA 11.1* CONTRIBUTING DRAINAGE AREA DATUM 530. NGVD29 Date Processed: 2005-04-11 11:54 By mishealy APPROVED DD #12, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 4.2 4.2 3.3 2.6 106 7.9 19 76 2.5 6.0 1.7 1.4 2 3.8 4.5 2.9 4.2 97 7.0 12 25 2.4 6.6 1.4 1.5 3 3.1 6.9 3.1 67 28 9.8 9.4 13 2.4 5.0 1.7 1.5 4 2.9 8.0 3.5 15 16 15 11 9.2 2.5 3.5 1.0 1.4 5 2.8 6.9 3.3 7.7 11 8.4 13 7.8 2.5 3.0 1.0 1.3 6 2.9 6.0 3.6 6.3 8.2 7.9 13 16 2.3 4.4 0.88 1.4 7 3.1 5.3 3.5 4.5 7.6 7.4 14 23 2.2 33 0.91 1.3 8 8.1 5.0 3.9 4.1 6.5 6.4 17 9.6 2.1 11 1.2 1.5 9 5.3 4.7 3.8 4.1 6.4 11 18 6.1 2.8 6.4 1.5 1.6 10 3.3 6.2 3.7 3.6 5.4 15 17 5.1 2.8 4.6 1.0 1.6 11 2.8 7.6 3.6 3.2 5.1 9.1 13 4.5 4.1 4.6 0.90 1.6 12 2.6 8.3 3.6 3.1 4.8 7.1 12 4.1 2.7 11 0.72 1.5 13 2.5 8.7 5.0 3.3 4.5 6.4 12 4.7 2.3 65 0.86 1.4 14 2.5 9.4 6.0 4.1 4.2 30 12 4.8 4.5 18 0.63 1.4 15 2.5 16 4.5 7.9 4.0 28 19 4.9 2.9 5.8 0.63 1.8 16 2.3 14 17 5.8 4.0 15 23 4.7 4.1 4.3 0.69 e2.3 17 1.9 28 6.8 5.9 4.1 12 20 4.5 8.8 4.0 0.68 e1.9 18 2.2 8.3 3.5 27 25 8.1 19 3.9 7.0 3.6 0.63 1.8 19 2.1 4.5 2.8 11 36 7.0 17 3.9 4.4 2.9 0.61 1.7 20 2.5 3.9 2.6 6.6 39 6.8 18 3.5 3.4 2.4 1.0 1.8 21 2.8 3.3 2.7 5.1 19 9.8 17 3.2 3.1 2.4 0.98 2.2 22 3.1 2.9 2.8 4.7 13 10 16 3.1 3.9 2.1 1.2 2.7 23 2.8 3.7 3.8 12 10 7.3 14 3.4 2.7 2.1 1.5 2.8 24 2.7 3.3 18 64 9.6 6.5 14 3.5 2.6 2.1 2.0 2.5 25 2.9 2.9 28 22 11 7.1 19 3.3 4.9 2.9 3.0 2.4 26 3.5 3.2 8.0 10 8.4 9.0 18 3.5 16 3.0 23 2.4 27 3.8 2.8 4.1 7.2 7.8 8.4 19 3.3 18 2.2 3.5 3.3 28 3.6 2.9 3.4 6.6 7.8 7.2 30 3.2 18 3.3 1.7 4.1 29 4.0 3.2 4.8 5.6 --- 6.8 30 3.1 8.8 3.7 1.3 4.6 30 4.0 4.3 4.4 5.3 --- 7.2 127 3.0 5.8 2.6 1.4 4.2 31 4.1 --- 3.0 6.8 --- 8.9 --- 2.8 --- 2.0 1.5 --- TOTAL 100.7 198.9 173.0 346.3 509.4 313.5 612.4 269.7 152.5 233.5 60.72 62.9 MEAN 3.25 6.63 5.58 11.2 18.2 10.1 20.4 8.70 5.08 7.53 1.96 2.10 MAX 8.1 28 28 67 106 30 127 76 18 65 23 4.6 MIN 1.9 2.8 2.6 2.6 4.0 6.4 9.4 2.8 2.1 2.0 0.61 1.3 CFSM 0.29 0.60 0.50 1.01 1.64 0.91 1.84 0.78 0.46 0.68 0.18 0.19 IN. 0.34 0.67 0.58 1.16 1.71 1.05 2.05 0.90 0.51 0.78 0.20 0.21 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1995 - 1999, BY WATER YEAR (WY) MEAN 13.3 15.4 14.9 26.3 34.9 29.4 31.6 12.0 7.17 5.87 6.46 7.89 MAX 22.8 31.2 28.0 43.0 50.1 44.7 60.1 14.2 9.73 9.09 12.6 13.3 (WY) 1997 1996 1998 1998 1998 1998 1998 1998 1996 1997 1995 1996 MIN 3.25 6.63 5.58 11.2 18.2 10.1 20.4 8.70 5.08 3.60 1.96 2.10 (WY) 1999 1999 1999 1999 1999 1999 1999 1999 1999 1995 1999 1999 SUMMARY STATISTICS FOR 1998 CALENDAR YEAR FOR 1999 WATER YEAR WATER YEARS 1995 - 1999 ANNUAL TOTAL 3033.52 ANNUAL MEAN 8.31 16.9 HIGHEST ANNUAL MEAN 23.8 1998 LOWEST ANNUAL MEAN 8.31 1999 HIGHEST DAILY MEAN 127 Apr 30 424 Mar 9 1998 LOWEST DAILY MEAN 0.61 Aug 19 0.61 Aug 19 1999 ANNUAL SEVEN-DAY MINIMUM 0.68 Aug 13 0.68 Aug 13 1999 MAXIMUM PEAK FLOW 245 Feb 1 1160 Feb 2 1996 MAXIMUM PEAK STAGE 5.86 Feb 1 8.09 Feb 2 1996 ANNUAL RUNOFF (CFSM) 0.749 1.52 ANNUAL RUNOFF (INCHES) 10.17 20.68 10 PERCENT EXCEEDS 18 27 50 PERCENT EXCEEDS 4.2 7.7 90 PERCENT EXCEEDS 1.6 2.9 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02167557 BUSH RIVER AT JOANNA, SC SOURCE AGENCY USGS STATE 45 COUNTY 059 LATITUDE 342428 LONGITUDE 0814935 NAD27 DRAINAGE AREA 11.1* CONTRIBUTING DRAINAGE AREA DATUM 530. NGVD29 Date Processed: 2005-04-11 11:54 By mishealy APPROVED DD #12, ,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 2.6 1.8 1.6 1.4 e46 5.6 4.3 6.7 1.1 4.7 4.3 0.95 2 3.0 5.1 1.7 1.1 e34 6.3 6.3 6.3 1.1 3.0 3.9 3.5 3 2.1 6.5 1.7 1.1 17 6.9 12 14 1.1 2.2 3.9 8.7 4 2.5 3.5 1.6 2.0 13 22 9.0 11 1.3 1.8 3.8 6.6 5 5.8 2.9 1.7 2.7 9.4 25 8.1 6.9 1.3 2.1 3.5 6.8 6 2.7 2.8 2.0 2.0 7.1 11 8.7 5.5 1.4 3.6 3.0 4.3 7 2.0 2.8 2.0 1.7 5.9 7.4 9.2 4.3 0.99 9.2 2.3 3.8 8 1.7 2.6 1.9 1.9 5.3 6.1 9.7 4.0 0.77 5.5 1.6 3.9 9 1.5 2.2 2.0 3.4 4.8 6.5 11 4.8 0.66 3.6 1.4 2.7 10 5.3 2.2 3.3 87 4.4 5.8 11 4.0 0.59 2.9 1.2 1.8 11 17 3.4 3.4 27 4.2 6.6 11 3.9 0.45 2.2 1.0 1.3 12 4.5 8.8 3.1 10 3.9 11 11 4.1 0.34 2.3 1.0 1.0 13 2.1 4.2 3.4 8.3 5.5 7.1 14 4.2 0.29 4.4 0.99 0.94 14 2.2 2.9 12 6.0 126 6.1 14 4.5 0.25 5.9 0.90 1.1 15 1.9 2.6 5.2 4.4 35 6.3 29 4.1 0.22 3.8 0.77 1.1 16 2.4 2.6 2.2 4.2 14 8.8 22 4.1 0.21 2.7 0.58 0.94 17 2.6 2.6 1.5 4.4 8.9 13 13 3.5 0.24 2.2 0.50 0.69 18 2.5 2.8 1.4 6.1 9.1 7.1 11 2.8 0.23 2.1 0.35 0.80 19 2.3 2.9 1.8 6.5 8.6 6.2 9.1 2.1 0.21 1.7 0.25 1.1 20 2.4 3.1 2.4 e9.0 5.9 137 8.7 1.9 1.6 1.3 0.26 1.0 21 4.0 3.6 5.8 e11 6.1 44 7.5 1.8 30 1.1 0.26 1.6 22 3.4 3.5 13 e14 6.8 19 7.1 2.0 6.2 0.90 0.25 131 23 2.4 3.2 3.0 e44 5.4 12 7.0 1.3 3.3 2.2 0.22 557 24 2.0 3.0 2.0 e126 5.0 9.0 9.7 1.1 2.5 4.8 0.24 43 25 1.9 4.0 1.5 e102 5.1 7.7 82 1.1 1.9 18 0.24 17 26 1.7 19 1.2 e59 6.8 6.4 44 1.5 1.4 8.5 0.25 47 27 1.6 6.0 0.74 e32 5.4 6.2 17 2.0 1.1 3.6 0.23 9.5 28 1.6 2.7 1.5 e26 9.3 7.8 13 2.4 0.86 2.8 0.23 4.7 29 1.7 1.9 1.4 e23 6.2 5.6 11 1.8 3.5 2.3 0.21 3.1 30 1.8 2.1 1.1 e62 --- 7.0 8.8 1.4 8.0 2.5 0.21 2.8 31 1.7 --- 1.6 e70 --- 4.6 --- 1.0 --- 3.0 0.62 --- TOTAL 92.9 117.3 88.74 759.2 424.1 441.1 439.2 120.1 73.11 116.90 38.46 869.72 MEAN 3.00 3.91 2.86 24.5 14.6 14.2 14.6 3.87 2.44 3.77 1.24 29.0 MAX 17 19 13 126 126 137 82 14 30 18 4.3 557 MIN 1.5 1.8 0.74 1.1 3.9 4.6 4.3 1.0 0.21 0.90 0.21 0.69 CFSM 0.27 0.35 0.26 2.21 1.32 1.28 1.32 0.35 0.22 0.34 0.11 2.61 IN. 0.31 0.39 0.30 2.54 1.42 1.48 1.47 0.40 0.25 0.39 0.13 2.91 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1995 - 2000, BY WATER YEAR (WY) MEAN 11.2 13.1 12.5 25.9 30.8 26.4 28.2 10.4 6.22 5.52 5.59 11.4 MAX 22.8 31.2 28.0 43.0 50.1 44.7 60.1 14.2 9.73 9.09 12.6 29.0 (WY) 1997 1996 1998 1998 1998 1998 1998 1998 1996 1997 1995 2000 MIN 3.00 3.91 2.86 11.2 14.6 10.1 14.6 3.87 2.44 3.60 1.24 2.10 (WY) 2000 2000 2000 1999 2000 1999 2000 2000 2000 1995 2000 1999 SUMMARY STATISTICS FOR 1999 CALENDAR YEAR FOR 2000 WATER YEAR WATER YEARS 1995 - 2000 ANNUAL TOTAL 3580.83 ANNUAL MEAN 9.78 15.5 HIGHEST ANNUAL MEAN 23.8 1998 LOWEST ANNUAL MEAN 8.31 1999 HIGHEST DAILY MEAN 557 Sep 23 557 Sep 23 2000 LOWEST DAILY MEAN 0.21 Jun 16 0.21 Jun 16 2000 ANNUAL SEVEN-DAY MINIMUM 0.23 Aug 24 0.23 Aug 24 2000 MAXIMUM PEAK FLOW 1010 Sep 23 1160 Feb 2 1996 MAXIMUM PEAK STAGE 7.86 Sep 23 8.09 Feb 2 1996 ANNUAL RUNOFF (CFSM) 0.881 1.39 ANNUAL RUNOFF (INCHES) 12.00 18.94 10 PERCENT EXCEEDS 14 25 50 PERCENT EXCEEDS 3.5 6.7 90 PERCENT EXCEEDS 0.94 2.2 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02167557 BUSH RIVER AT JOANNA, SC SOURCE AGENCY USGS STATE 45 COUNTY 059 LATITUDE 342428 LONGITUDE 0814935 NAD27 DRAINAGE AREA 11.1* CONTRIBUTING DRAINAGE AREA DATUM 530. NGVD29 Date Processed: 2005-04-11 11:54 By mishealy APPROVED DD #12, ,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 2.4 3.8 1.9 2.8 2.9 2.0 8.3 1.9 3.9 0.77 0.83 e0.00 2 2.1 3.8 2.3 2.8 2.9 2.5 4.1 1.6 6.3 1.3 0.43 e0.00 3 2.1 3.9 2.9 2.8 2.7 3.8 3.4 1.5 3.6 1.1 0.38 e0.00 4 2.3 4.3 2.8 2.9 3.0 40 4.1 2.2 2.5 1.7 0.33 e0.38 5 2.4 5.1 2.7 3.0 3.2 9.5 2.9 2.7 2.2 1.4 0.27 3.1 6 2.5 5.0 2.7 2.8 4.0 2.9 2.9 2.8 1.9 0.94 0.26 0.85 7 2.8 4.9 2.6 2.8 3.3 1.6 2.8 2.6 1.6 0.66 0.23 0.48 8 2.8 5.1 2.3 4.4 2.9 1.6 2.4 3.4 2.8 0.51 0.17 e0.20 9 2.8 5.8 2.2 5.8 2.7 1.9 2.2 3.7 9.7 0.40 0.18 0.23 10 2.8 5.8 2.3 3.6 3.8 2.2 2.0 3.3 4.4 0.38 0.16 e0.28 11 2.7 5.2 2.8 3.1 3.9 1.7 1.7 3.5 2.0 0.24 e0.13 e0.20 12 2.5 5.0 2.9 6.9 3.8 3.1 1.6 3.6 2.0 e0.06 e0.09 e0.18 13 2.6 4.7 2.5 8.4 4.8 31 2.3 3.2 85 0.26 e0.10 e0.15 14 2.8 5.8 3.1 4.5 4.7 6.1 3.0 3.2 10 e0.12 e0.16 0.16 15 2.8 5.1 3.4 4.3 4.1 149 2.7 3.1 2.0 0.18 e0.13 e0.13 16 3.2 4.8 9.8 3.3 4.1 55 3.6 2.3 1.4 0.34 0.13 e0.10 17 3.2 5.9 13 2.8 11 17 3.3 2.0 1.0 e0.15 0.15 e0.04 18 3.1 6.4 6.0 2.7 6.5 6.4 3.1 1.7 0.72 e0.11 0.13 e0.02 19 3.2 8.0 3.6 3.8 3.4 3.6 2.8 1.7 0.55 e0.13 0.15 e0.00 20 3.6 11 3.0 32 2.6 125 2.7 2.5 0.45 0.25 0.17 e0.00 21 3.6 5.9 3.0 6.8 3.6 231 2.6 2.7 0.45 0.62 e0.09 e0.02 22 3.9 4.5 3.1 3.5 17 35 2.3 2.9 0.56 0.69 e0.06 e0.01 23 3.9 4.1 2.8 3.3 14 11 2.5 2.8 0.76 0.47 e0.06 e0.00 24 3.9 4.2 2.7 3.1 4.8 4.2 3.0 2.6 0.96 0.54 e0.06 e4.7 25 4.0 25 2.6 2.5 4.6 2.9 13 3.3 0.70 0.60 e0.03 15 26 4.2 22 2.6 2.1 4.1 1.9 9.5 3.0 1.2 1.0 e0.02 0.97 27 4.2 4.4 2.8 2.6 3.0 1.4 4.2 2.5 1.8 1.6 e0.01 0.37 28 4.2 2.7 3.7 2.2 2.6 1.5 3.2 3.8 1.5 1.3 e0.00 1.1 29 4.2 2.4 3.5 2.4 --- 77 2.8 5.9 1.2 1.3 e0.00 e0.15 30 4.2 2.3 2.9 4.0 --- 148 2.5 5.2 1.1 0.78 e0.00 e0.09 31 4.1 --- 2.8 4.9 --- 26 --- 2.6 --- 0.80 e0.00 --- TOTAL 99.1 186.9 107.3 142.9 134.0 1005.8 107.5 89.8 154.25 20.70 4.91 28.91 MEAN 3.20 6.23 3.46 4.61 4.79 32.4 3.58 2.90 5.14 0.67 0.16 0.96 MAX 4.2 25 13 32 17 231 13 5.9 85 1.7 0.83 15 MIN 2.1 2.3 1.9 2.1 2.6 1.4 1.6 1.5 0.45 0.06 0.00 0.00 CFSM 0.29 0.56 0.31 0.42 0.43 2.92 0.32 0.26 0.46 0.06 0.01 0.09 IN. 0.33 0.63 0.36 0.48 0.45 3.37 0.36 0.30 0.52 0.07 0.02 0.10 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1995 - 2001, BY WATER YEAR (WY) MEAN 9.88 12.0 11.0 22.4 26.5 27.4 24.1 9.14 6.04 4.82 4.81 9.91 MAX 22.8 31.2 28.0 43.0 50.1 44.7 60.1 14.2 9.73 9.09 12.6 29.0 (WY) 1997 1996 1998 1998 1998 1998 1998 1998 1996 1997 1995 2000 MIN 3.00 3.91 2.86 4.61 4.79 10.1 3.58 2.90 2.44 0.67 0.16 0.96 (WY) 2000 2000 2000 2001 2001 1999 2001 2001 2000 2001 2001 2001 SUMMARY STATISTICS FOR 2000 CALENDAR YEAR FOR 2001 WATER YEAR WATER YEARS 1995 - 2001 ANNUAL TOTAL 2082.07 ANNUAL MEAN 5.70 13.8 HIGHEST ANNUAL MEAN 23.8 1998 LOWEST ANNUAL MEAN 5.70 2001 HIGHEST DAILY MEAN 231 Mar 21 557 Sep 23 2000 LOWEST DAILY MEAN 0.00 Aug 28 0.00 Aug 28 2001 ANNUAL SEVEN-DAY MINIMUM 0.00 Aug 28 0.00 Aug 28 2001 MAXIMUM PEAK FLOW 548 Mar 21 1160 Feb 2 1996 MAXIMUM PEAK STAGE 6.96 Mar 21 8.09 Feb 2 1996 ANNUAL RUNOFF (CFSM) 0.514 1.25 ANNUAL RUNOFF (INCHES) 6.98 16.95 10 PERCENT EXCEEDS 6.3 22 50 PERCENT EXCEEDS 2.8 5.5 90 PERCENT EXCEEDS 0.15 1.6 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02167557 BUSH RIVER AT JOANNA, SC SOURCE AGENCY USGS STATE 45 COUNTY 059 LATITUDE 342428 LONGITUDE 0814935 NAD27 DRAINAGE AREA 11.1* CONTRIBUTING DRAINAGE AREA DATUM 530. NGVD29 Date Processed: 2005-04-11 11:54 By mishealy APPROVED DD #12, ,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 e0.17 0.28 0.65 0.90 2.4 1.3 49 13 0.03 0.01 e0.02 2.7 2 e0.13 0.33 0.69 0.94 0.91 23 27 18 0.10 1.8 e0.01 3.0 3 e0.12 0.39 1.5 1.2 1.4 75 21 6.6 0.03 0.17 e0.00 1.9 4 e0.08 0.40 0.27 1.6 1.7 24 13 38 0.06 0.04 e0.00 1.3 5 e0.04 e1.5 0.57 1.8 1.8 7.9 10 30 0.08 0.03 e0.00 0.93 6 e0.36 e0.20 0.66 e6.5 e8.0 4.8 8.0 12 0.10 0.02 e0.00 0.78 7 e0.83 e0.68 0.66 e11 e84 4.3 6.5 4.4 0.16 0.02 0.00 0.73 8 1.2 e0.39 0.64 2.4 e48 2.5 6.1 2.5 0.17 0.01 0.00 0.67 9 0.69 e0.18 0.59 1.6 11 2.6 8.1 1.8 0.18 0.01 0.00 0.63 10 0.41 e0.19 1.1 1.2 5.1 5.1 18 1.3 0.14 0.01 0.00 0.53 11 0.34 0.23 5.8 e1.3 4.1 5.2 16 9.0 0.17 0.02 0.00 0.39 12 0.53 0.35 2.8 e1.1 3.0 25 15 17 0.13 0.46 e0.00 0.23 13 e0.16 0.41 1.6 1.7 1.5 134 22 6.7 0.14 0.03 e0.00 0.29 14 0.25 0.33 1.8 1.8 2.0 36 16 19 0.10 0.02 0.00 5.5 15 0.28 0.33 0.52 1.5 1.9 24 11 4.5 0.06 0.01 0.83 26 16 0.44 0.49 0.76 1.3 1.9 18 7.1 1.5 0.02 0.01 0.02 42 17 0.39 0.41 1.6 1.1 1.8 14 4.2 0.92 0.01 0.00 0.00 15 18 0.75 0.48 9.5 1.2 3.3 12 10 11 0.00 0.00 0.09 4.8 19 0.19 0.68 4.8 e10 1.0 11 11 19 0.00 0.00 0.04 3.5 20 0.18 0.74 1.7 e39 1.7 10 5.2 2.8 0.00 0.00 0.05 4.0 21 0.18 0.55 0.84 8.2 4.1 56 3.4 0.88 0.00 0.00 0.77 2.9 22 0.17 0.54 0.80 6.0 2.7 30 2.7 0.39 0.09 0.03 1.1 1.9 23 e0.22 1.5 0.83 e35 1.7 20 1.7 0.18 0.03 0.00 0.27 1.3 24 e0.18 e15 0.88 e20 2.4 14 1.3 0.15 0.02 1.3 0.44 0.87 25 e0.14 4.4 0.71 e40 2.0 11 1.8 0.13 0.01 e0.00 0.73 0.82 26 e0.12 0.89 1.1 e15 4.1 11 1.8 0.09 0.01 e0.00 4.6 1.5 27 e0.10 0.57 0.54 3.8 2.1 25 2.1 0.08 0.04 e0.00 1.8 3.8 28 e0.12 0.47 0.69 2.4 1.4 14 2.6 0.07 0.01 e0.00 5.7 13 29 e0.13 0.49 0.62 2.0 --- 9.6 2.6 0.05 0.00 e0.00 3.1 7.1 30 e0.13 0.61 0.71 1.6 --- 21 2.0 0.06 0.00 e0.00 1.9 4.2 31 0.23 --- 0.77 1.5 --- 98 --- 0.06 --- e0.00 1.6 --- TOTAL 9.26 34.01 46.70 224.64 207.01 749.3 306.2 221.16 1.89 4.00 23.07 152.27 MEAN 0.30 1.13 1.51 7.25 7.39 24.2 10.2 7.13 0.06 0.13 0.74 5.08 MAX 1.2 15 9.5 40 84 134 49 38 0.18 1.8 5.7 42 MIN 0.04 0.18 0.27 0.90 0.91 1.3 1.3 0.05 0.00 0.00 0.00 0.23 CFSM 0.03 0.10 0.14 0.65 0.67 2.18 0.92 0.64 0.01 0.01 0.07 0.46 IN. 0.03 0.11 0.16 0.75 0.69 2.51 1.03 0.74 0.01 0.01 0.08 0.51 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1995 - 2002, BY WATER YEAR (WY) MEAN 8.51 10.4 9.62 20.2 23.8 26.9 22.1 8.86 5.19 4.24 4.30 9.31 MAX 22.8 31.2 28.0 43.0 50.1 44.7 60.1 14.2 9.73 9.09 12.6 29.0 (WY) 1997 1996 1998 1998 1998 1998 1998 1998 1996 1997 1995 2000 MIN 0.30 1.13 1.51 4.61 4.79 10.1 3.58 2.90 0.06 0.13 0.16 0.96 (WY) 2002 2002 2002 2001 2001 1999 2001 2001 2002 2002 2001 2001 SUMMARY STATISTICS FOR 2001 CALENDAR YEAR FOR 2002 WATER YEAR WATER YEARS 1995 - 2002 ANNUAL TOTAL 1778.74 1979.51 ANNUAL MEAN 4.87 5.42 12.6 HIGHEST ANNUAL MEAN 23.8 1998 LOWEST ANNUAL MEAN 5.42 2002 HIGHEST DAILY MEAN 231 Mar 21 134 Mar 13 557 Sep 23 2000 LOWEST DAILY MEAN 0.00 Aug 28 0.00 Jun 18 0.00 Aug 28 2001 ANNUAL SEVEN-DAY MINIMUM 0.00 Aug 28 0.00 Jul 25 0.00 Aug 28 2001 MAXIMUM PEAK FLOW 231 Mar 13 1160 Feb 2 1996 MAXIMUM PEAK STAGE 5.72 Mar 13 8.09 Feb 2 1996 ANNUAL RUNOFF (CFSM) 0.439 0.489 1.14 ANNUAL RUNOFF (INCHES) 5.96 6.63 15.48 10 PERCENT EXCEEDS 5.4 15 22 50 PERCENT EXCEEDS 1.5 0.92 4.8 90 PERCENT EXCEEDS 0.13 0.01 0.64 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02167557 BUSH RIVER AT JOANNA, SC SOURCE AGENCY USGS STATE 45 COUNTY 059 LATITUDE 342428 LONGITUDE 0814935 NAD27 DRAINAGE AREA 11.1* CONTRIBUTING DRAINAGE AREA DATUM 530. NGVD29 Date Processed: 2005-04-11 11:54 By mishealy APPROVED DD #12, ,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 2.6 8.6 4.5 6.3 20 34 14 4.3 1.1 5.8 21 1.2 2 2.0 5.9 4.7 6.8 10 34 9.5 3.9 0.79 318 15 1.1 3 1.7 5.4 4.7 5.2 4.9 25 5.6 4.2 1.0 51 11 1.1 4 1.5 5.7 6.5 4.0 16 18 4.1 4.6 9.3 28 10 1.9 5 1.3 11 36 3.3 17 21 5.7 4.1 3.1 22 12 3.5 6 1.3 48 34 2.6 8.0 588 11 25 6.5 15 28 6.3 7 1.1 22 16 2.2 53 96 105 40 110 10 26 3.6 8 0.81 9.7 8.2 2.1 26 36 50 23 58 7.9 46 2.3 9 0.86 6.7 5.0 2.3 15 25 134 9.7 15 6.4 23 2.0 10 0.97 5.6 3.7 2.5 23 19 242 5.5 3.9 5.2 13 1.8 11 1.6 e76 18 2.5 20 12 109 6.8 2.4 13 10 1.6 12 0.95 e165 18 2.0 9.7 8.2 39 6.8 4.0 20 7.1 1.3 13 1.6 e49 100 2.6 4.9 6.1 21 3.8 35 17 13 1.2 14 2.2 e12 67 2.4 3.7 4.5 10 2.8 6.7 38 11 1.2 15 9.5 e12 24 2.5 4.1 12 5.4 2.8 3.4 22 6.7 1.2 16 38 e37 14 1.6 42 26 3.4 2.9 3.0 19 5.2 1.2 17 19 e58 11 2.3 55 22 4.3 3.0 5.8 13 7.0 1.2 18 3.7 e20 6.1 3.0 26 118 e730 5.1 15 9.7 6.0 1.2 19 1.3 e8.6 4.6 2.8 17 53 134 7.1 26 7.1 4.2 1.1 20 0.99 e7.1 29 2.5 9.9 617 43 6.6 26 5.0 3.1 1.1 21 1.0 5.2 23 2.7 6.8 106 31 5.3 6.9 4.1 2.6 1.1 22 1.0 4.2 12 3.7 152 37 31 e420 2.2 3.3 2.2 2.3 23 1.2 3.1 7.2 4.7 104 24 22 294 1.3 3.5 2.0 3.3 24 1.6 2.9 211 4.0 30 16 14 55 0.86 5.5 e2.0 2.8 25 2.5 2.7 175 4.2 21 10 17 e31 0.67 5.3 e1.8 3.0 26 2.6 2.5 38 4.4 14 7.6 24 e13 0.47 3.6 e1.6 2.5 27 3.1 2.4 23 5.4 100 6.3 16 e12 0.39 2.9 1.5 1.8 28 3.9 2.3 14 4.0 106 4.8 9.1 6.2 0.56 2.6 1.3 1.4 29 9.1 2.5 8.6 3.8 --- 4.5 7.1 2.9 0.95 3.2 1.3 1.2 30 21 3.7 5.6 57 --- 41 5.5 1.6 0.96 3.0 3.9 1.1 31 15 --- 4.3 41 --- 31 --- 1.5 --- 2.6 1.3 --- TOTAL 154.98 604.8 936.7 196.4 919.0 2063.0 1856.7 1014.5 351.25 672.7 299.8 57.6 MEAN 5.00 20.2 30.2 6.34 32.8 66.5 61.9 32.7 11.7 21.7 9.67 1.92 MAX 38 165 211 57 152 617 730 420 110 318 46 6.3 MIN 0.81 2.3 3.7 1.6 3.7 4.5 3.4 1.5 0.39 2.6 1.3 1.1 CFSM 0.45 1.82 2.72 0.57 2.96 6.00 5.58 2.95 1.05 1.95 0.87 0.17 IN. 0.52 2.03 3.14 0.66 3.08 6.91 6.22 3.40 1.18 2.25 1.00 0.19 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1995 - 2003, BY WATER YEAR (WY) MEAN 8.07 11.7 12.2 18.5 24.9 31.9 27.1 11.8 6.00 6.18 4.90 8.49 MAX 22.8 31.2 30.2 43.0 50.1 66.5 61.9 32.7 11.7 21.7 12.6 29.0 (WY) 1997 1996 2003 1998 1998 2003 2003 2003 2003 2003 1995 2000 MIN 0.30 1.13 1.51 4.61 4.79 10.1 3.58 2.90 0.06 0.13 0.16 0.96 (WY) 2002 2002 2002 2001 2001 1999 2001 2001 2002 2002 2001 2001 SUMMARY STATISTICS FOR 2002 CALENDAR YEAR FOR 2003 WATER YEAR WATER YEARS 1995 - 2003 ANNUAL TOTAL 3586.02 9127.43 ANNUAL MEAN 9.82 25.0 14.2 HIGHEST ANNUAL MEAN 25.0 2003 LOWEST ANNUAL MEAN 5.42 2002 HIGHEST DAILY MEAN 211 Dec 24 730 Apr 18 730 Apr 18 2003 LOWEST DAILY MEAN 0.00 Jun 18 0.39 Jun 27 0.00 Aug 28 2001 ANNUAL SEVEN-DAY MINIMUM 0.00 Jul 25 0.69 Jun 24 0.00 Aug 28 2001 MAXIMUM PEAK FLOW 1160 Feb 2 1996 MAXIMUM PEAK STAGE 9.49 Apr 18 9.49 Apr 18 2003 ANNUAL RUNOFF (CFSM) 0.885 2.25 1.28 ANNUAL RUNOFF (INCHES) 12.02 30.59 17.37 10 PERCENT EXCEEDS 24 47 25 50 PERCENT EXCEEDS 2.4 6.1 5.0 90 PERCENT EXCEEDS 0.01 1.3 0.77 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02167557 BUSH RIVER AT JOANNA, SC SOURCE AGENCY USGS STATE 45 COUNTY 059 LATITUDE 342428 LONGITUDE 0814935 NAD27 DRAINAGE AREA 11.1* CONTRIBUTING DRAINAGE AREA DATUM 530. NGVD29 Date Processed: 2005-04-11 11:54 By mishealy APPROVED DD #12, ,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 1.1 5.0 4.7 5.1 9.4 38 33 15 0.52 16 1.5 0.01 2 1.1 4.1 3.9 4.3 7.9 29 23 26 0.49 26 0.48 0.01 3 1.0 3.6 3.5 4.1 31 26 19 30 0.42 266 27 0.01 4 1.0 3.5 5.6 4.4 25 17 9.7 12 0.40 51 16 0.01 5 0.99 15 21 6.2 17 13 5.9 6.8 0.41 35 2.3 0.01 6 0.97 17 13 16 80 13 4.6 5.2 0.40 33 0.60 0.02 7 1.1 13 7.4 12 248 13 4.1 4.9 0.38 27 0.23 23 8 1.5 9.1 5.4 9.6 44 8.6 6.7 4.4 1.9 15 0.14 182 9 1.8 5.4 5.4 10 27 4.9 10 3.4 13 5.7 0.11 44 10 3.8 3.6 15 11 17 6.1 5.7 2.8 10 1.9 0.09 19 11 4.4 3.3 33 8.7 8.7 5.5 4.8 2.5 5.0 1.0 0.08 6.4 12 4.4 3.3 18 6.6 65 4.2 25 2.1 2.5 0.70 13 3.5 13 5.7 3.4 13 6.8 50 3.7 53 13 1.9 0.50 39 2.5 14 5.1 3.0 40 7.5 34 3.5 41 9.1 2.5 0.35 5.1 2.0 15 3.6 2.4 29 6.7 90 7.1 24 5.2 12 0.22 0.86 1.9 16 2.5 2.4 19 5.0 101 25 12 3.1 15 0.13 0.39 2.4 17 2.2 2.5 14 4.6 37 14 7.7 2.4 9.5 0.09 0.16 6.0 18 2.1 2.7 13 11 25 7.5 6.6 2.0 4.2 0.34 0.07 6.1 19 2.1 26 11 17 19 6.1 5.5 2.0 2.3 3.1 0.03 7.1 20 2.1 33 8.5 8.4 12 5.9 4.5 1.9 1.5 0.79 0.01 3.7 21 2.2 16 6.2 5.5 9.3 18 3.9 2.0 8.1 0.28 0.01 2.2 22 2.3 8.4 5.1 5.1 11 12 3.4 2.0 25 0.14 0.00 1.4 23 2.3 5.1 4.8 5.5 6.6 5.0 3.3 1.8 16 0.10 0.00 1.0 24 2.5 4.3 5.3 4.2 5.7 4.0 3.1 1.6 15 0.08 0.00 0.83 25 2.5 4.2 5.4 12 5.3 3.6 2.7 1.2 15 0.07 0.00 0.74 26 2.7 3.8 4.6 27 15 3.9 2.6 1.0 13 0.48 0.00 0.73 27 3.4 4.0 4.4 22 34 5.5 3.0 0.85 20 0.39 0.00 30 28 3.6 4.5 4.4 24 38 5.4 3.0 0.73 35 2.1 0.00 334 29 5.6 5.0 5.6 23 47 3.6 2.6 0.63 21 1.4 0.00 64 30 7.7 5.0 7.4 17 --- 14 2.3 0.61 14 25 0.00 30 31 6.6 --- 7.3 11 --- 66 --- 0.53 --- 9.0 0.01 --- TOTAL 89.96 221.6 343.9 321.3 1119.9 392.1 335.7 166.75 266.42 522.86 107.17 774.57 MEAN 2.90 7.39 11.1 10.4 38.6 12.6 11.2 5.38 8.88 16.9 3.46 25.8 MAX 7.7 33 40 27 248 66 53 30 35 266 39 334 MIN 0.97 2.4 3.5 4.1 5.3 3.5 2.3 0.53 0.38 0.07 0.00 0.01 CFSM 0.26 0.67 1.00 0.93 3.48 1.14 1.01 0.48 0.80 1.52 0.31 2.33 IN. 0.30 0.74 1.15 1.08 3.75 1.31 1.13 0.56 0.89 1.75 0.36 2.60 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1995 - 2004, BY WATER YEAR (WY) MEAN 7.50 11.2 12.1 17.6 26.5 29.7 25.3 11.1 6.32 7.25 4.75 10.2 MAX 22.8 31.2 30.2 43.0 50.1 66.5 61.9 32.7 11.7 21.7 12.6 29.0 (WY) 1997 1996 2003 1998 1998 2003 2003 2003 2003 2003 1995 2000 MIN 0.30 1.13 1.51 4.61 4.79 10.1 3.58 2.90 0.06 0.13 0.16 0.96 (WY) 2002 2002 2002 2001 2001 1999 2001 2001 2002 2002 2001 2001 SUMMARY STATISTICS FOR 2003 CALENDAR YEAR FOR 2004 WATER YEAR WATER YEARS 1995 - 2004 ANNUAL TOTAL 8086.41 4662.23 ANNUAL MEAN 22.2 12.7 14.0 HIGHEST ANNUAL MEAN 25.0 2003 LOWEST ANNUAL MEAN 5.42 2002 HIGHEST DAILY MEAN 730 Apr 18 334 Sep 28 730 Apr 18 2003 LOWEST DAILY MEAN 0.39 Jun 27 0.00 Aug 22 0.00 Aug 28 2001 ANNUAL SEVEN-DAY MINIMUM 0.69 Jun 24 0.00 Aug 22 0.00 Aug 28 2001 MAXIMUM PEAK FLOW 593 Sep 28 1160 Feb 2 1996 MAXIMUM PEAK STAGE 7.07 Sep 28 9.49 Apr 18 2003 ANNUAL RUNOFF (CFSM) 2.00 1.15 1.26 ANNUAL RUNOFF (INCHES) 27.10 15.62 17.17 10 PERCENT EXCEEDS 37 28 25 50 PERCENT EXCEEDS 5.4 5.1 5.0 90 PERCENT EXCEEDS 1.4 0.37 0.70