1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 11 9.7 9.3 7.9 8.7 9.1 15 8.9 12 8.4 5.2 5.0 2 9.9 51 9.1 7.9 8.5 8.9 14 8.1 10 8.2 5.1 4.8 3 9.5 18 9.1 7.5 8.5 10 13 7.7 10 8.0 5.1 5.2 4 11 11 9.3 9.3 8.5 9.5 13 6.7 9.4 9.0 5.0 5.4 5 11 10 9.3 8.9 8.3 12 12 6.7 9.2 8.6 5.1 5.0 6 9.5 9.7 9.3 7.7 9.1 8.5 11 6.3 9.8 7.6 5.1 5.0 7 8.5 9.3 9.3 7.9 8.7 8.9 12 7.5 9.6 7.0 5.0 4.8 8 8.3 9.1 8.9 8.3 8.5 54 21 6.9 9.2 6.6 5.0 4.8 9 8.3 9.5 8.3 7.9 11 20 14 6.7 8.6 9.8 5.0 4.8 10 9.1 18 8.7 7.7 11 12 12 6.5 8.6 6.8 5.0 4.9 11 8.3 21 8.5 13 11 10 12 6.1 8.2 6.8 4.9 4.7 12 8.1 14 8.5 11 10 11 19 6.5 8.0 6.2 4.9 4.6 13 8.5 11 8.9 9.5 9.7 13 23 6.1 7.8 5.6 5.0 4.6 14 7.7 10 8.7 34 9.1 9.7 98 8.3 8.4 5.7 5.0 4.6 15 7.7 10 8.1 12 9.3 9.1 24 7.5 7.4 5.6 5.0 4.4 16 7.5 9.9 7.9 10 9.1 8.5 16 6.7 7.2 5.5 5.1 4.4 17 7.3 9.7 7.9 18 8.5 54 14 20 7.6 5.4 4.9 4.4 18 7.3 9.1 7.9 49 8.7 48 12 28 11 5.3 4.9 4.3 19 6.7 9.1 7.9 21 8.7 16 12 11 7.4 5.2 4.9 4.3 20 6.3 8.9 7.7 11 8.7 36 11 59 7.2 5.2 5.1 4.4 21 6.3 9.1 7.7 12 8.7 81 11 25 7.4 5.2 7.6 4.3 22 7.3 8.9 7.9 13 8.7 21 11 14 6.6 5.2 7.0 4.1 23 8.7 9.1 7.5 12 9.1 16 10 57 6.4 5.2 6.0 4.1 24 7.1 8.9 9.9 10 8.3 38 9.7 64 28 5.2 5.3 8.8 25 7.1 9.3 11 10 8.5 22 9.5 26 83 5.2 5.3 35 26 6.9 26 7.7 10 8.3 16 9.7 19 23 5.6 5.2 10 27 7.1 11 7.5 9.7 8.7 14 10 16 15 5.8 5.2 7.2 28 6.9 9.7 7.5 9.7 8.5 67 9.3 15 11 5.7 5.1 16 29 7.7 9.5 7.5 9.5 8.5 42 9.1 14 10 5.3 5.1 51 30 36 9.3 7.9 9.3 --- 33 9.1 14 9.2 5.2 5.7 39 31 12 --- 7.9 10 --- 20 --- 13 --- 5.2 5.3 --- TOTAL 284.6 378.8 262.6 384.7 260.9 738.2 476.4 508.2 376.2 195.3 163.1 273.9 MEAN 9.18 12.6 8.47 12.4 9.00 23.8 15.9 16.4 12.5 6.30 5.26 9.13 MAX 36 51 11 49 11 81 98 64 83 9.8 7.6 51 MIN 6.3 8.9 7.5 7.5 8.3 8.5 9.1 6.1 6.4 5.2 4.9 4.1 CFSM 1.42 1.95 1.31 1.92 1.39 3.69 2.46 2.54 1.94 0.98 0.81 1.41 IN. 1.64 2.18 1.51 2.22 1.50 4.25 2.74 2.93 2.17 1.12 0.94 1.58 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 74 9.0 9.8 5.5 5.3 6.4 11 5.0 6.4 4.5 5.8 2.8 2 20 8.4 9.4 5.4 7.2 6.3 10 4.8 7.2 7.6 4.6 3.0 3 13 8.1 8.9 5.2 5.5 6.1 9.0 4.5 9.4 5.0 4.4 3.4 4 10 20 8.8 5.1 5.4 8.4 8.0 4.4 7.4 4.0 4.0 4.0 5 10 11 8.7 4.9 5.4 9.4 9.0 4.5 5.3 3.9 3.8 3.7 6 9.4 9.4 8.6 5.0 5.5 6.6 8.0 5.5 5.1 3.9 3.6 6.1 7 8.9 9.1 8.4 7.0 5.5 6.3 7.0 7.4 5.0 3.9 3.8 56 8 8.7 8.8 8.3 6.0 5.7 6.3 7.0 5.5 4.8 3.9 4.0 14 9 8.2 8.8 8.4 5.0 5.5 6.1 8.0 5.5 4.8 3.9 4.2 5.3 10 7.9 8.6 9.5 5.0 9.0 6.1 7.0 5.5 4.6 3.7 4.4 4.4 11 8.1 8.3 8.0 6.0 28 5.9 6.0 21 4.5 3.6 4.6 4.1 12 7.5 8.3 7.6 7.0 9.0 5.8 6.0 6.1 4.1 3.5 4.6 3.9 13 7.5 8.0 7.4 4.8 7.8 5.8 5.5 5.8 4.1 3.5 4.6 3.8 14 7.4 8.1 7.0 4.7 7.2 5.8 5.7 5.8 4.0 3.4 4.4 3.7 15 7.5 16 6.8 4.9 7.0 5.8 5.8 5.7 3.9 3.2 4.9 3.6 16 7.4 10 7.0 5.0 7.0 5.8 5.4 5.8 3.8 3.4 4.8 3.7 17 7.3 11 6.6 4.7 7.8 5.6 5.5 5.7 3.8 3.9 4.8 3.5 18 8.4 11 6.6 4.8 11 6.0 5.6 5.7 3.7 3.9 4.4 3.4 19 18 9.2 6.6 4.9 14 6.0 5.5 6.4 3.6 4.3 3.2 3.4 20 8.7 8.8 6.1 5.0 11 6.0 5.6 9.2 4.7 5.9 3.0 3.4 21 8.2 8.6 6.1 5.2 8.6 5.0 5.4 5.8 3.8 7.0 3.1 3.3 22 7.8 8.5 6.1 5.0 7.8 7.0 5.4 5.7 3.5 4.5 3.0 3.3 23 7.5 8.5 6.4 5.1 10 9.0 5.5 5.6 3.4 4.1 2.9 3.2 24 8.0 20 6.1 5.0 7.8 7.0 5.6 5.7 3.4 3.9 2.8 3.2 25 11 11 5.8 5.0 7.2 7.0 5.4 5.7 4.1 4.0 2.8 3.1 26 8.0 9.5 5.8 5.1 7.0 7.0 5.4 5.6 4.6 3.8 2.7 3.1 27 7.4 27 5.7 5.1 6.6 6.0 5.4 17 3.6 3.8 2.7 3.1 28 11 15 6.3 5.1 6.6 6.0 5.4 6.8 3.6 3.7 2.6 3.1 29 8.4 11 5.9 5.0 --- 6.0 5.4 5.7 3.5 3.5 2.6 3.0 30 17 10 7.2 5.1 --- 20 5.0 5.5 4.8 3.6 2.7 3.0 31 10 --- 5.8 5.1 --- 15 --- 6.4 --- 4.4 2.8 --- TOTAL 362.2 329.0 225.7 161.7 231.4 221.5 194.5 205.3 138.5 129.2 116.6 170.6 MEAN 11.7 11.0 7.28 5.22 8.26 7.15 6.48 6.62 4.62 4.17 3.76 5.69 MAX 74 27 9.8 7.0 28 20 11 21 9.4 7.6 5.8 56 MIN 7.3 8.0 5.7 4.7 5.3 5.0 5.0 4.4 3.4 3.2 2.6 2.8 CFSM 1.81 1.70 1.13 0.81 1.28 1.11 1.00 1.03 0.71 0.65 0.58 0.88 IN. 2.09 1.89 1.30 0.93 1.33 1.28 1.12 1.18 0.80 0.74 0.67 0.98 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 3.0 4.0 24 19 8.4 13 7.4 8.0 17 7.6 15 6.1 2 3.0 3.9 9.0 21 14 11 7.2 7.8 10 7.4 9.6 5.8 3 2.9 3.9 5.2 46 99 10 7.6 7.6 8.4 7.2 8.4 5.6 4 2.9 3.9 4.7 50 28 9.4 6.8 7.0 8.8 7.4 8.0 5.3 5 2.9 5.6 4.4 20 17 8.8 7.6 6.7 8.6 7.4 19 5.1 6 2.3 4.7 4.2 14 14 8.6 7.2 6.2 7.4 6.8 19 5.1 7 2.2 4.1 4.2 11 12 16 6.8 6.0 6.8 7.6 9.2 4.9 8 2.0 4.0 4.1 8.4 11 10 12 5.8 6.8 9.6 9.0 4.7 9 2.1 3.8 3.9 7.4 18 9.0 11 5.7 6.7 9.0 9.2 4.7 10 2.2 3.6 3.9 6.4 13 8.6 7.6 5.5 40 13 50 4.8 11 2.4 3.6 3.9 5.8 11 8.4 7.2 5.4 18 9.2 17 5.6 12 2.4 3.6 3.8 5.6 10 8.2 7.2 5.4 13 7.8 12 5.4 13 2.4 3.5 3.8 5.8 10 8.2 7.2 5.3 13 9.9 13 5.1 14 2.3 3.6 15 6.4 9.4 8.0 7.0 5.3 9.6 6.7 10 5.2 15 2.3 3.6 11 6.8 11 13 7.0 5.6 8.8 6.7 9.0 5.1 16 2.3 3.5 8.0 6.6 21 9.4 9.0 5.4 8.6 8.6 8.2 4.9 17 2.4 3.6 5.2 6.2 17 8.8 9.2 5.4 9.4 7.8 8.0 4.7 18 2.9 3.5 3.6 5.8 12 8.2 7.4 5.4 8.8 6.8 8.2 4.6 19 2.8 3.5 3.2 7.1 12 8.2 7.0 10 8.6 6.5 8.0 4.6 20 2.7 3.6 2.9 9.4 10 8.0 7.0 16 8.0 6.2 7.6 4.7 21 2.9 3.4 2.9 13 9.6 14 7.0 6.8 7.8 6.0 7.4 4.5 22 3.1 3.5 2.8 18 8.8 9.0 7.0 7.4 7.8 14 7.2 4.5 23 4.0 3.4 3.0 19 8.6 8.2 6.8 12 7.6 8.4 7.0 4.4 24 3.6 4.8 3.2 14 8.2 7.8 6.8 13 7.8 7.4 6.7 4.4 25 9.2 3.8 3.5 14 8.0 7.8 11 7.2 7.2 6.8 6.7 4.4 26 31 3.8 5.0 8.9 8.8 8.0 24 7.4 7.4 6.7 6.5 4.6 27 20 3.8 5.0 8.7 18 7.4 27 55 7.2 6.5 6.5 4.7 28 5.7 3.8 4.3 7.1 16 7.2 13 20 7.2 6.4 6.4 4.6 29 4.8 3.6 4.0 5.8 --- 7.2 9.6 15 11 8.8 6.4 4.5 30 4.5 5.8 3.7 6.1 --- 7.2 8.4 18 9.2 40 6.2 4.4 31 4.2 --- 6.7 6.8 --- 7.4 --- 15 --- 16 6.2 --- TOTAL 143.4 116.8 172.1 390.1 443.8 284.0 277.0 312.3 306.5 286.2 330.6 147.0 MEAN 4.63 3.89 5.55 12.6 15.8 9.16 9.23 10.1 10.2 9.23 10.7 4.90 MAX 31 5.8 24 50 99 16 27 55 40 40 50 6.1 MIN 2.0 3.4 2.8 5.6 8.0 7.2 6.8 5.3 6.7 6.0 6.2 4.4 CFSM 0.72 0.60 0.86 1.95 2.45 1.42 1.43 1.56 1.58 1.43 1.65 0.76 IN. 0.83 0.67 0.99 2.25 2.56 1.64 1.60 1.80 1.76 1.65 1.90 0.85 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1982 TO SEPTEMBER 1983 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 4.0 4.1 19 7.3 7.8 9.7 12 9.8 7.3 25 5.8 3.2 2 4.0 4.1 9.2 9.0 38 8.6 32 9.5 6.6 7.5 4.7 4.2 3 4.0 4.2 8.5 11 14 8.3 19 11 6.5 6.2 4.3 4.4 4 4.0 8.5 6.8 9.0 10 8.1 14 11 6.9 7.0 4.3 4.2 5 3.9 5.2 15 8.0 8.3 8.0 13 9.3 6.3 9.4 4.2 4.3 6 3.7 4.3 14 7.4 23 25 16 9.0 6.1 7.7 4.3 5.2 7 3.7 4.1 7.6 7.0 18 12 12 8.8 7.0 5.5 4.4 3.6 8 6.7 4.0 6.6 6.8 12 16 23 9.2 7.1 5.3 4.3 3.5 9 4.5 3.9 6.4 6.5 10 11 46 8.4 6.5 5.2 4.2 3.9 10 4.4 3.8 7.1 6.3 14 9.7 50 8.5 6.2 5.1 4.2 3.5 11 4.9 3.9 13 6.4 21 8.9 19 8.2 6.1 5.0 4.1 3.4 12 4.3 4.5 47 6.3 12 8.2 15 7.6 6.0 4.9 4.0 3.2 13 16 6.6 12 6.2 10 7.9 14 8.2 5.9 4.9 4.0 3.4 14 6.9 4.7 9.2 6.4 29 7.8 12 10 5.7 4.9 4.0 3.9 15 4.9 4.5 9.4 6.4 17 7.7 18 8.5 5.9 4.8 4.0 3.5 16 4.5 4.2 38 6.3 13 7.3 12 16 6.3 4.7 4.0 3.4 17 4.4 4.2 13 6.4 11 55 12 8.5 5.9 4.6 4.0 3.5 18 4.4 4.8 9.9 6.0 9.9 53 15 7.6 5.8 4.6 4.0 3.3 19 4.3 5.6 8.5 5.9 9.4 20 12 14 6.6 4.6 3.6 3.1 20 4.3 5.2 7.8 5.9 8.9 15 11 59 5.8 4.5 3.5 3.2 21 4.3 4.8 7.1 7.6 8.4 20 10 34 5.4 4.5 3.4 4.4 22 4.2 4.7 7.1 30 16 13 10 15 11 4.5 3.3 3.6 23 4.2 5.1 7.0 33 33 12 25 11 7.0 4.4 3.3 3.5 24 4.2 4.9 6.8 27 14 15 23 9.7 6.0 4.4 3.0 3.4 25 6.2 4.7 6.6 18 11 19 14 8.9 5.5 12 3.2 3.7 26 5.0 4.7 6.6 13 9.9 16 12 8.2 5.3 8.9 3.2 3.7 27 4.4 5.0 6.8 12 9.3 73 11 7.7 5.2 4.7 3.3 3.5 28 4.3 7.1 7.6 11 9.3 25 9.9 7.5 8.5 4.5 3.3 3.6 29 4.4 22 8.4 9.8 --- 16 9.7 7.6 5.6 4.3 3.2 3.3 30 4.2 8.4 7.0 9.0 --- 14 9.5 7.2 12 4.1 3.2 3.6 31 4.1 --- 6.7 8.3 --- 15 --- 6.9 --- 4.0 3.2 --- TOTAL 151.3 165.8 345.7 319.2 407.2 545.2 511.1 365.8 198.0 191.7 119.5 110.2 MEAN 4.88 5.53 11.2 10.3 14.5 17.6 17.0 11.8 6.60 6.18 3.85 3.67 MAX 16 22 47 33 38 73 50 59 12 25 5.8 5.2 MIN 3.7 3.8 6.4 5.9 7.8 7.3 9.5 6.9 5.2 4.0 3.0 3.1 CFSM 0.76 0.86 1.73 1.59 2.25 2.72 2.64 1.83 1.02 0.96 0.60 0.57 IN. 0.87 0.95 1.99 1.84 2.34 3.14 2.94 2.11 1.14 1.10 0.69 0.63 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1983 TO SEPTEMBER 1984 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 4.0 5.1 8.6 7.8 8.1 13 12 9.9 12 8.9 29 6.7 2 3.9 5.2 8.1 7.7 7.8 12 11 15 11 9.2 25 6.4 3 3.7 5.4 21 7.6 8.1 10 14 61 11 8.5 14 6.2 4 3.4 5.8 72 7.6 8.8 9.5 16 35 10 8.1 12 6.0 5 3.6 6.1 18 7.6 7.4 30 13 16 9.4 10 11 5.9 6 3.7 6.4 79 7.6 7.8 29 12 38 8.9 9.2 9.7 5.8 7 3.7 6.3 22 7.5 6.9 26 11 47 8.4 7.6 9.1 6.2 8 3.8 6.2 14 7.3 6.8 17 10 38 7.9 6.7 8.6 5.9 9 4.3 6.3 11 7.3 6.6 13 43 18 7.6 6.4 8.3 5.9 10 4.8 6.8 9.7 29 6.3 12 39 15 7.3 6.2 10 5.7 11 6.0 6.6 28 24 6.4 11 18 13 7.5 5.9 9.6 5.7 12 13 6.7 59 11 6.1 10 14 12 7.0 6.5 11 5.6 13 7.5 7.0 18 9.8 57 24 13 11 6.8 7.8 25 5.5 14 4.9 6.9 15 9.3 81 14 12 10 6.6 9.3 71 5.6 15 4.4 22 12 9.2 22 11 11 9.5 6.5 10 17 5.5 16 4.2 11 11 9.1 14 9.9 11 9.1 5.8 13 14 5.4 17 4.3 7.4 11 8.6 11 9.5 10 9.7 6.1 20 12 5.3 18 4.1 6.7 9.9 18 9.0 9.5 10 10 5.8 36 11 5.2 19 4.2 6.4 9.7 20 8.2 9.4 10 11 5.4 14 11 5.5 20 4.2 9.4 9.1 11 7.4 12 12 10 5.2 12 9.6 5.6 21 4.4 7.9 9.4 9.6 6.7 22 11 10 5.2 11 9.0 5.3 22 5.1 6.9 16 9.3 6.1 12 17 14 13 19 8.8 5.1 23 16 6.7 9.3 9.1 34 11 24 55 7.4 11 8.8 5.0 24 6.8 41 8.3 15 13 10 13 17 8.2 9.5 8.4 5.1 25 5.2 25 8.1 11 8.8 14 12 13 6.2 9.1 7.9 5.1 26 4.6 12 8.2 9.4 7.5 11 11 11 5.2 8.8 7.6 4.9 27 4.5 9.8 7.9 9.1 57 11 12 11 9.4 16 7.3 5.0 28 4.5 15 23 8.9 29 46 11 34 7.0 13 7.0 5.4 29 4.8 11 12 8.9 18 27 10 37 16 24 8.4 5.5 30 4.9 9.3 9.0 8.6 --- 15 11 15 11 26 7.5 12 31 5.1 --- 7.9 8.4 --- 13 --- 13 --- 18 7.0 --- TOTAL 161.6 294.3 565.2 334.3 476.8 483.8 434 628.2 244.8 380.7 415.6 174.0 MEAN 5.21 9.81 18.2 10.8 16.4 15.6 14.5 20.3 8.16 12.3 13.4 5.80 MAX 16 41 79 29 81 46 43 61 16 36 71 12 MIN 3.4 5.1 7.9 7.3 6.1 9.4 10 9.1 5.2 5.9 7.0 4.9 CFSM 0.81 1.52 2.82 1.67 2.55 2.42 2.24 3.14 1.26 1.90 2.08 0.90 IN. 0.93 1.69 3.25 1.93 2.75 2.79 2.50 3.62 1.41 2.19 2.39 1.00 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1984 TO SEPTEMBER 1985 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 9.6 8.6 8.4 7.0 87 12 8.0 4.9 4.3 4.7 4.5 4.1 2 6.9 8.7 13 7.9 51 12 7.9 7.2 4.2 6.3 4.4 4.1 3 6.6 7.9 17 28 21 11 7.9 17 4.2 3.9 4.2 3.9 4 6.4 11 10 30 15 11 7.8 7.3 4.4 3.6 4.1 4.0 5 6.4 11 25 15 23 11 7.7 6.6 4.1 3.8 4.0 3.7 6 6.2 8.4 17 11 21 9.9 10 6.1 6.1 4.5 4.3 3.8 7 6.5 8.3 11 10 15 10 7.7 5.7 11 4.1 4.9 3.5 8 6.4 8.3 10 9.3 13 12 7.4 6.7 9.7 3.7 6.1 3.5 9 6.4 8.4 9.4 8.6 12 10 7.1 9.5 6.5 3.3 4.3 3.4 10 6.3 8.9 9.1 8.3 11 9.8 7.1 7.5 7.6 3.2 4.0 3.4 11 5.8 13 8.7 8.1 14 9.6 7.2 10 7.6 3.0 3.9 3.3 12 5.9 9.1 8.5 7.8 29 9.3 7.2 7.7 5.6 3.0 3.8 3.2 13 5.8 8.7 8.5 7.7 16 8.6 7.8 13 4.5 4.9 3.5 3.3 14 5.7 8.7 8.4 7.6 14 8.5 7.8 7.0 4.4 3.5 3.4 3.2 15 5.8 8.7 8.0 7.4 12 8.5 11 6.2 4.2 3.1 3.2 3.3 16 5.8 9.0 7.8 7.3 11 8.5 11 5.6 6.1 13 4.1 3.3 17 5.8 8.9 7.8 10 11 8.5 9.1 6.8 4.6 7.4 49 3.2 18 5.8 9.1 7.6 8.4 10 8.0 7.8 5.2 4.3 4.6 15 3.1 19 5.6 9.5 7.5 7.9 10 8.1 7.2 4.9 4.0 4.3 6.1 3.0 20 6.2 8.7 7.6 7.3 12 8.0 6.8 4.7 3.8 4.0 5.1 3.0 21 6.3 8.7 7.6 6.7 10 8.4 6.5 4.7 3.6 3.8 4.8 3.0 22 20 8.7 8.0 7.0 9.8 16 6.2 4.6 3.6 6.3 4.5 3.0 23 11 9.1 7.3 7.2 9.8 10 5.9 12 3.6 7.4 4.5 2.9 24 21 9.9 7.3 7.2 9.6 9.8 6.1 5.9 3.6 5.9 7.1 3.0 25 11 9.2 7.3 7.4 14 8.9 5.8 5.5 3.6 14 9.8 2.8 26 9.5 9.0 7.0 6.8 25 8.6 5.7 4.9 3.3 6.5 5.5 2.9 27 8.9 9.1 7.1 6.8 15 8.6 5.5 4.7 3.2 5.0 4.8 2.8 28 10 27 7.2 8.0 13 8.5 5.3 4.7 3.1 5.4 4.5 2.8 29 9.3 11 7.1 7.5 --- 8.5 5.1 4.6 3.4 5.8 4.5 2.8 30 8.9 8.9 7.1 7.4 --- 8.2 4.9 4.6 3.6 4.7 4.4 2.9 31 8.6 --- 6.9 22 --- 8.4 --- 4.6 --- 4.6 4.2 --- TOTAL 250.4 293.5 290.2 308.6 514.2 298.2 218.5 210.4 145.8 161.3 200.5 98.2 MEAN 8.08 9.78 9.36 9.95 18.4 9.62 7.28 6.79 4.86 5.20 6.47 3.27 MAX 21 27 25 30 87 16 11 17 11 14 49 4.1 MIN 5.6 7.9 6.9 6.7 9.6 8.0 4.9 4.6 3.1 3.0 3.2 2.8 CFSM 1.25 1.51 1.45 1.54 2.84 1.49 1.13 1.05 0.75 0.81 1.00 0.51 IN. 1.44 1.69 1.67 1.78 2.96 1.72 1.26 1.21 0.84 0.93 1.15 0.57 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1985 TO SEPTEMBER 1986 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 4.1 80 20 7.0 5.8 5.6 5.6 3.9 3.9 2.2 1.0 7.4 2 8.7 24 16 6.9 5.9 5.4 5.5 3.9 3.7 2.5 0.98 6.7 3 5.0 18 13 6.8 5.8 5.6 5.3 3.9 3.9 2.2 4.0 16 4 4.2 29 13 6.7 5.8 5.4 5.1 3.6 3.5 1.9 3.4 11 5 3.7 16 12 6.7 6.0 5.5 5.1 3.7 3.4 1.9 1.7 7.1 6 3.5 13 11 6.7 6.6 5.5 5.1 3.6 3.3 1.8 2.9 4.6 7 3.6 11 11 6.6 7.7 5.3 5.2 3.6 3.2 1.7 2.4 3.9 8 3.5 10 11 6.6 6.0 5.2 6.1 3.6 3.1 1.7 4.3 3.7 9 3.6 9.7 10 6.5 5.8 5.3 5.3 3.6 3.5 1.7 2.0 3.8 10 3.4 9.3 9.7 6.4 6.2 5.7 5.1 3.5 3.9 1.6 1.8 3.6 11 3.3 9.1 9.7 6.4 9.3 6.2 5.1 3.5 16 1.6 1.8 3.5 12 3.4 9.0 11 6.3 6.5 5.7 4.9 3.5 17 1.6 3.1 3.6 13 3.4 9.5 14 6.2 5.9 14 4.8 5.7 8.2 1.5 2.4 3.4 14 3.5 9.0 9.9 6.1 6.2 19 4.8 9.5 5.8 1.4 2.7 3.2 15 3.4 8.7 9.3 6.0 6.9 11 5.0 4.7 4.0 1.6 2.3 3.3 16 3.5 10 8.9 5.7 6.5 8.4 4.8 4.5 2.6 1.5 2.2 3.3 17 3.4 9.0 8.8 5.5 6.4 7.4 4.8 4.7 2.5 2.5 2.8 3.0 18 3.3 8.8 8.6 7.0 12 7.1 4.8 4.5 2.5 1.5 3.1 3.0 19 3.5 8.6 8.3 11 7.8 20 4.7 5.0 2.3 1.4 3.3 3.1 20 3.5 11 8.3 6.8 7.1 15 4.6 9.0 2.3 1.3 2.8 2.9 21 12 35 8.2 5.9 6.7 10 5.0 5.0 2.3 1.2 2.6 2.8 22 12 44 7.9 5.7 6.5 9.1 4.4 4.5 2.2 1.2 5.6 2.9 23 7.9 19 7.9 5.3 6.6 8.4 4.4 4.1 2.2 1.2 20 2.8 24 5.1 15 7.7 5.3 6.1 8.0 4.4 4.2 2.1 1.9 3.8 2.8 25 4.6 13 7.4 5.3 6.3 7.6 4.4 4.1 2.1 1.8 3.3 2.7 26 4.3 12 6.8 7.9 6.0 7.4 4.4 4.4 2.1 1.5 3.1 2.5 27 4.3 12 7.2 5.6 5.9 7.1 4.4 5.2 2.0 1.3 3.0 2.5 28 4.3 12 7.2 4.5 5.6 6.9 4.4 7.4 1.9 1.3 3.1 2.4 29 4.0 14 7.1 5.8 --- 6.6 4.3 5.2 1.9 1.2 3.0 2.4 30 8.0 38 7.1 5.9 --- 6.3 4.2 4.5 3.2 1.2 2.6 2.5 31 15 --- 7.0 5.8 --- 6.1 --- 4.0 --- 1.1 2.7 --- TOTAL 159.0 526.7 305.0 196.9 185.9 251.8 146.0 144.1 120.6 50.0 103.78 126.4 MEAN 5.13 17.6 9.84 6.35 6.64 8.12 4.87 4.65 4.02 1.61 3.35 4.21 MAX 15 80 20 11 12 20 6.1 9.5 17 2.5 20 16 MIN 3.3 8.6 6.8 4.5 5.6 5.2 4.2 3.5 1.9 1.1 0.98 2.4 CFSM 0.79 2.72 1.52 0.98 1.03 1.26 0.75 0.72 0.62 0.25 0.52 0.65 IN. 0.92 3.03 1.76 1.13 1.07 1.45 0.84 0.83 0.69 0.29 0.60 0.73 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1986 TO SEPTEMBER 1987 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 2.5 5.7 18 20 13 88 14 7.7 5.4 4.9 3.6 1.9 2 2.4 5.7 26 14 19 24 12 8.1 5.1 6.1 5.1 1.8 3 2.4 4.9 14 11 15 17 19 7.1 4.7 5.3 4.0 1.8 4 2.4 4.8 10 9.7 13 13 16 9.7 5.4 12 3.3 1.8 5 2.3 4.7 9.0 9.3 12 11 12 9.1 4.3 9.8 3.2 3.4 6 2.2 4.6 8.2 9.0 15 9.9 11 7.5 4.2 12 3.1 6.4 7 2.3 44 7.8 8.7 14 9.3 11 6.9 4.0 6.7 3.7 4.4 8 2.2 16 7.8 8.5 14 11 10 6.6 3.9 6.4 3.7 3.7 9 3.0 9.3 9.7 8.4 14 11 10 6.3 3.8 5.6 3.4 3.3 10 3.1 7.6 11 8.1 14 9.1 9.7 6.3 9.0 4.8 3.1 4.0 11 4.2 9.9 23 8.0 14 8.7 9.5 6.0 7.6 4.7 3.1 22 12 3.5 8.9 14 7.7 14 10 9.4 5.8 5.0 4.6 3.1 12 13 9.5 7.4 12 7.7 13 9.8 9.1 5.8 4.6 4.0 2.9 8.7 14 12 6.5 11 7.7 13 9.5 8.9 6.3 4.6 3.9 2.9 6.1 15 4.5 11 9.8 7.8 13 9.4 13 6.2 4.3 3.7 2.8 5.2 16 4.0 7.7 9.2 7.7 15 9.1 9.5 5.7 4.4 3.8 2.8 5.1 17 3.8 7.0 8.8 7.8 15 9.1 9.2 5.4 12 3.5 2.6 4.8 18 3.7 6.6 8.4 24 13 9.2 8.8 5.2 15 3.4 2.4 4.5 19 3.6 6.3 8.2 36 12 14 8.7 7.5 68 3.3 2.3 4.3 20 3.6 11 7.8 16 12 9.7 8.5 5.9 33 3.3 2.4 4.2 21 3.4 7.5 7.4 12 11 9.2 8.0 5.2 15 3.1 2.3 4.0 22 3.3 6.6 6.9 15 12 9.0 7.6 5.2 11 3.0 2.2 3.7 23 3.2 6.3 8.3 15 13 8.7 7.5 5.2 9.2 2.9 2.1 3.6 24 3.2 6.2 37 13 10 8.4 9.5 5.0 8.1 2.8 2.0 3.4 25 25 11 16 20 10 18 8.4 4.7 7.9 2.8 2.0 3.3 26 33 30 11 23 11 11 8.0 4.9 9.1 3.4 2.1 3.1 27 9.4 14 9.5 15 37 11 7.3 5.9 7.5 2.9 1.9 2.9 28 6.6 9.8 8.9 13 98 11 7.0 4.7 6.6 2.8 1.9 2.9 29 5.8 8.2 8.4 12 --- 9.2 6.7 9.7 6.0 2.6 1.9 2.8 30 5.2 8.4 8.2 16 --- 20 6.4 9.6 5.6 4.4 1.8 8.2 31 5.3 --- 7.7 14 --- 29 --- 6.1 --- 9.4 1.9 --- TOTAL 180.6 297.6 363.0 405.1 479 446.3 295.7 201.3 294.3 151.9 85.6 147.3 MEAN 5.83 9.92 11.7 13.1 17.1 14.4 9.86 6.49 9.81 4.90 2.76 4.91 MAX 33 44 37 36 98 88 19 9.7 68 12 5.1 22 MIN 2.2 4.6 6.9 7.7 10 8.4 6.4 4.7 3.8 2.6 1.8 1.8 CFSM 0.90 1.54 1.81 2.02 2.65 2.23 1.53 1.01 1.52 0.76 0.43 0.76 IN. 1.04 1.71 2.09 2.33 2.76 2.57 1.70 1.16 1.69 0.87 0.49 0.85 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1987 TO SEPTEMBER 1988 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 3.2 3.6 5.4 8.7 6.1 5.5 6.4 5.2 4.0 3.3 1.5 1.8 2 3.0 3.6 5.1 10 6.3 5.5 6.2 5.1 3.9 2.9 1.4 1.7 3 2.9 3.6 4.8 9.4 7.8 5.7 6.7 5.1 3.9 3.4 1.3 1.7 4 2.9 3.6 4.8 12 10 5.7 9.6 7.0 3.9 3.5 1.8 12 5 3.1 3.6 4.5 8.5 9.0 5.5 6.6 9.9 3.9 3.3 1.8 4.1 6 3.1 3.5 4.4 7.9 7.6 5.4 6.3 6.7 3.8 2.9 3.6 2.6 7 3.1 3.7 4.5 5.9 6.7 5.2 6.1 6.2 3.8 2.7 1.6 2.3 8 2.9 3.8 4.4 4.7 6.6 5.2 5.9 6.0 3.7 2.5 1.6 2.4 9 3.0 3.9 4.5 6.5 6.3 8.9 5.5 5.6 3.7 2.5 2.2 4.7 10 3.2 20 8.8 8.0 6.1 14 5.5 5.4 3.7 2.5 5.5 3.4 11 3.1 6.4 5.5 7.8 6.0 8.9 6.5 5.2 3.6 2.4 8.9 2.9 12 3.0 4.7 4.8 7.8 6.0 7.6 26 5.1 3.6 2.3 2.6 2.7 13 3.2 4.5 4.5 11 5.9 7.4 11 4.9 3.6 2.2 2.2 2.7 14 3.1 4.3 4.5 9.3 5.8 6.3 8.9 4.9 3.6 2.3 2.0 2.6 15 3.2 4.3 23 7.7 8.6 6.0 8.3 4.7 3.5 2.1 1.9 2.5 16 3.2 4.3 9.6 7.5 7.7 5.8 7.6 4.7 3.5 2.0 1.8 2.3 17 3.2 10 7.2 13 6.5 5.6 6.9 4.9 3.5 1.9 1.6 12 18 3.1 5.8 6.6 23 6.0 7.3 7.1 4.7 9.8 1.8 1.5 6.1 19 3.1 5.0 6.3 31 7.0 9.4 21 4.6 19 1.6 1.4 3.8 20 3.0 5.3 6.5 53 6.3 6.9 9.8 4.6 5.7 1.6 1.4 3.2 21 3.2 4.5 7.6 20 5.9 6.1 8.9 4.4 3.8 1.7 1.6 2.9 22 3.2 4.5 8.2 13 5.8 5.7 8.3 4.4 3.4 1.8 5.4 2.6 23 3.3 4.5 7.3 10 5.8 5.5 9.5 4.3 3.2 2.1 2.2 2.5 24 3.4 4.4 8.6 9.2 5.7 6.0 9.2 4.5 2.9 2.6 1.9 2.4 25 3.4 4.4 14 9.0 5.5 15 7.3 4.5 2.8 1.9 1.7 2.3 26 3.4 4.5 9.2 7.9 5.5 16 6.8 4.3 2.8 2.9 1.4 2.4 27 6.2 12 8.9 7.1 5.5 9.7 6.3 4.3 2.7 2.5 1.4 2.2 28 3.8 9.9 22 6.8 5.7 8.4 5.9 4.3 2.4 1.9 4.2 2.2 29 3.5 7.4 12 6.7 5.7 8.0 5.7 4.2 2.3 1.8 3.2 2.2 30 3.6 5.8 9.5 6.5 --- 7.3 5.4 4.2 6.5 1.6 2.0 2.2 31 3.6 --- 8.3 6.3 --- 6.6 --- 4.0 --- 1.4 1.8 --- TOTAL 102.2 169.4 245.3 355.2 189.4 232.1 251.2 157.9 130.5 71.9 74.4 101.4 MEAN 3.30 5.65 7.91 11.5 6.53 7.49 8.37 5.09 4.35 2.32 2.40 3.38 MAX 6.2 20 23 53 10 16 26 9.9 19 3.5 8.9 12 MIN 2.9 3.5 4.4 4.7 5.5 5.2 5.4 4.0 2.3 1.4 1.3 1.7 CFSM 0.51 0.87 1.22 1.77 1.01 1.16 1.30 0.79 0.67 0.36 0.37 0.52 IN. 0.59 0.98 1.41 2.05 1.09 1.34 1.45 0.91 0.75 0.41 0.43 0.58 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 2.2 4.1 5.7 23 4.3 14 6.1 25 3.6 4.6 6.6 3.5 2 18 3.3 4.8 9.2 4.4 8.0 5.9 12 3.4 4.3 5.6 3.3 3 13 3.3 4.5 6.9 4.3 13 6.5 6.2 3.3 9.5 4.6 3.3 4 6.1 6.5 4.4 5.6 4.2 8.2 13 5.8 6.0 22 4.1 3.2 5 3.7 19 4.5 4.9 5.4 14 9.7 24 15 8.6 3.7 3.1 6 3.2 5.4 4.5 9.3 4.7 9.7 6.8 26 8.5 6.9 3.8 5.6 7 3.1 4.6 4.3 5.8 5.3 6.9 20 8.4 4.8 24 3.8 4.1 8 3.1 4.3 4.2 5.5 4.5 5.8 17 7.2 4.7 15 3.7 3.7 9 3.0 4.1 4.5 5.2 4.4 5.4 10 16 9.3 6.9 3.6 3.3 10 3.0 4.0 4.3 5.5 4.4 5.1 7.9 19 5.0 5.7 3.5 3.0 11 2.9 4.0 4.2 12 4.3 4.9 7.4 8.7 4.1 4.8 3.5 2.9 12 2.8 3.9 4.2 13 4.3 4.8 6.9 7.4 5.0 4.7 3.4 2.8 13 2.8 3.9 4.2 11 4.2 4.6 6.6 6.7 4.4 5.0 3.2 2.9 14 2.9 3.9 4.2 7.6 4.2 4.6 6.4 6.4 3.7 4.9 3.2 3.0 15 2.9 3.9 4.2 7.8 4.2 4.5 11 6.6 15 4.5 3.3 3.0 16 2.8 3.9 4.1 6.3 4.2 4.7 6.8 5.8 34 4.7 5.1 3.6 17 2.9 8.2 4.1 5.8 5.5 4.4 6.3 5.5 14 5.6 4.4 2.9 18 2.8 4.3 4.0 5.5 8.8 4.4 6.1 4.9 6.1 4.7 4.0 2.9 19 2.9 4.1 4.1 5.2 7.1 4.3 6.0 5.1 5.2 9.4 4.1 2.8 20 2.7 4.2 4.1 5.0 13 7.7 5.9 5.4 57 7.1 3.7 2.8 21 4.1 4.1 3.9 4.9 21 5.5 5.8 4.8 104 5.5 3.4 3.3 22 3.4 3.9 3.9 4.9 11 11 5.7 7.1 54 4.9 3.1 28 23 3.1 5.1 5.2 4.8 7.6 93 5.6 19 14 4.6 3.2 7.6 24 3.0 4.7 4.6 4.8 6.7 74 5.7 5.8 9.1 4.4 3.4 5.0 25 2.9 4.1 4.4 4.8 6.1 16 5.7 4.9 7.2 4.2 3.2 20 26 3.0 4.0 4.0 4.7 5.6 10 5.2 4.5 6.1 4.0 4.2 43 27 3.0 16 4.1 4.6 21 8.3 4.7 4.3 5.8 4.2 4.6 9.8 28 3.1 22 4.1 4.6 48 7.3 4.6 4.1 5.2 4.0 3.5 6.8 29 3.0 7.4 4.0 4.6 --- 7.1 7.0 4.0 5.1 3.8 9.1 6.4 30 3.0 5.9 8.8 4.6 --- 7.2 4.8 3.8 4.8 7.2 4.0 29 31 3.4 --- 21 4.4 --- 6.5 --- 3.7 --- 8.3 3.6 --- TOTAL 121.8 180.1 155.1 211.8 232.7 384.9 227.1 278.1 427.4 218.0 126.2 224.6 MEAN 3.93 6.00 5.00 6.83 8.31 12.4 7.57 8.97 14.2 7.03 4.07 7.49 MAX 18 22 21 23 48 93 20 26 104 24 9.1 43 MIN 2.2 3.3 3.9 4.4 4.2 4.3 4.6 3.7 3.3 3.8 3.1 2.8 CFSM 0.61 0.93 0.77 1.06 1.29 1.92 1.17 1.39 2.21 1.09 0.63 1.16 IN. 0.70 1.04 0.89 1.22 1.34 2.22 1.31 1.60 2.46 1.26 0.73 1.29 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 1 161 5.1 5.8 19 9.9 11 12 7.7 5.7 3.1 3.8 11 2 42 5.2 5.7 10 9.1 28 10 7.3 5.7 3.1 3.8 6.4 3 14 5.2 5.7 9.2 8.9 49 9.1 6.9 5.8 2.9 3.7 5.5 4 9.5 5.3 5.7 13 41 18 8.8 7.8 5.3 2.8 3.6 4.8 5 8.1 5.3 5.9 10 17 14 8.4 7.3 5.1 2.6 3.5 4.5 6 7.0 8.9 5.9 22 12 13 8.2 6.6 5.0 2.7 4.2 4.3 7 6.3 6.5 6.4 12 11 11 8.9 6.5 4.8 2.6 3.8 4.1 8 5.7 8.2 58 41 9.9 11 7.6 6.4 4.7 2.5 3.6 4.0 9 5.5 6.4 34 16 11 12 7.5 18 7.9 2.5 3.6 5.5 10 5.6 6.0 17 12 70 11 8.8 21 6.0 3.9 3.5 4.2 11 5.5 6.1 11 10 22 9.7 11 8.3 4.6 3.2 3.4 3.8 12 5.5 6.1 65 9.1 13 9.0 7.9 7.2 4.4 3.9 3.1 4.2 13 5.3 5.9 43 8.4 11 8.9 7.5 6.9 4.3 5.1 2.8 3.9 14 5.3 6.0 15 8.2 10 8.5 7.5 6.6 4.2 13 2.7 3.9 15 5.2 9.2 12 8.2 10 8.5 10 6.3 4.1 5.8 2.9 3.9 16 5.8 35 10 7.9 117 22 7.6 6.3 4.2 4.0 3.5 3.7 17 5.8 8.7 9.3 7.8 43 200 7.3 10 4.2 3.7 2.9 3.6 18 9.0 7.2 8.6 7.5 19 39 6.9 6.6 4.0 11 2.8 3.5 19 7.4 6.5 8.5 7.2 59 18 6.9 6.1 3.8 28 2.6 3.5 20 6.0 6.3 8.1 11 22 13 7.1 6.3 3.7 22 4.1 3.4 21 5.9 6.1 7.7 47 15 12 7.4 6.2 3.6 7.1 8.3 3.4 22 5.5 15 7.0 13 37 10 7.3 5.8 3.6 6.1 8.3 10 23 5.4 28 6.8 11 23 9.6 7.1 5.8 3.5 5.6 16 4.9 24 5.2 9.3 6.7 16 17 9.1 7.0 5.8 3.4 4.7 5.1 3.8 25 5.1 8.0 6.9 87 13 8.7 6.8 5.8 3.3 4.9 4.3 3.7 26 5.0 7.4 6.9 30 12 9.3 6.6 5.8 3.4 4.6 4.0 3.6 27 5.0 6.9 7.2 15 12 8.9 6.4 5.7 3.4 4.2 3.8 3.5 28 5.0 6.7 7.0 12 11 8.3 37 7.5 3.4 4.0 3.6 3.5 29 5.0 6.2 6.8 17 --- 14 38 10 3.3 4.0 3.6 3.4 30 5.1 5.8 7.5 13 --- 14 9.7 6.2 3.3 3.9 3.6 3.5 31 5.2 --- 24 11 --- 21 --- 5.9 --- 3.8 59 --- TOTAL 382.9 258.5 435.1 521.5 665.8 639.5 302.3 236.6 131.7 181.3 187.5 135.0 MEAN 12.4 8.62 14.0 16.8 23.8 20.6 10.1 7.63 4.39 5.85 6.05 4.50 MAX 161 35 65 87 117 200 38 21 7.9 28 59 11 MIN 5.0 5.1 5.7 7.2 8.9 8.3 6.4 5.7 3.3 2.5 2.6 3.4 CFSM 1.91 1.33 2.17 2.60 3.68 3.19 1.56 1.18 0.68 0.91 0.94 0.70 IN. 2.20 1.49 2.51 3.00 3.83 3.68 1.74 1.36 0.76 1.04 1.08 0.78 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 3.4 7.4 4.3 8.0 6.2 6.9 5.8 8.3 11 7.8 24 5.1 2 3.3 6.2 4.1 9.4 6.9 12 5.2 5.7 26 8.9 16 4.5 3 3.2 5.6 4.2 11 8.0 23 4.7 6.7 15 8.6 13 4.4 4 2.6 5.3 8.3 9.9 6.9 15 4.4 7.3 14 8.3 14 4.2 5 2.2 5.0 7.8 9.0 6.1 13 4.8 48 12 8.7 14 4.1 6 2.1 4.8 6.9 8.7 6.3 10 3.9 54 11 7.8 13 3.8 7 2.0 4.7 6.5 12 6.4 10 4.3 15 9.7 8.2 11 4.2 8 1.9 4.0 6.5 10 6.4 18 5.9 14 9.2 8.5 11 5.0 9 1.7 18 6.1 9.4 6.4 12 11 12 9.4 8.5 9.5 4.7 10 2.6 17 5.8 9.7 6.1 9.6 7.2 11 8.3 8.4 6.8 4.1 11 4.4 3.6 6.0 95 5.6 8.3 5.3 10 7.4 8.0 6.0 3.6 12 204 3.5 6.5 16 5.6 8.9 4.9 11 7.6 8.7 18 3.7 13 82 3.2 6.9 7.3 7.0 11 5.1 11 7.6 8.2 5.7 4.2 14 11 3.1 14 6.1 16 9.6 3.8 15 7.7 7.9 8.8 4.3 15 7.9 3.1 15 8.5 13 9.6 4.4 10 7.5 7.2 8.6 4.7 16 7.1 3.4 15 50 12 9.1 3.7 11 7.2 23 9.7 4.2 17 6.2 3.1 13 9.0 13 8.5 3.1 9.4 7.8 18 10 4.7 18 9.0 3.1 13 8.0 11 14 3.2 15 7.5 19 12 5.1 19 5.7 3.4 9.0 8.0 9.2 9.7 54 61 8.1 14 10 4.9 20 5.2 3.3 7.7 18 13 8.3 20 28 8.3 14 7.7 4.9 21 5.0 3.7 8.6 10 8.1 7.3 13 12 9.0 13 6.7 4.3 22 77 3.9 8.1 9.5 11 7.4 7.7 11 9.2 11 10 5.0 23 68 3.7 13 9.5 11 8.6 6.5 11 9.1 11 9.1 4.8 24 12 3.7 12 9.4 9.3 10 5.9 10 8.9 10 8.2 4.8 25 13 3.8 8.6 9.1 10 9.1 6.1 10 8.8 8.3 9.9 7.2 26 10 3.9 7.3 7.7 9.4 7.9 6.1 8.7 8.7 6.5 12 5.0 27 7.3 4.0 8.7 7.3 8.0 7.4 32 7.7 8.7 12 10 4.5 28 7.4 4.2 7.4 8.0 6.8 9.5 15 9.5 8.2 22 7.8 4.8 29 7.8 4.4 6.7 8.5 --- 89 35 21 8.2 6.3 8.8 4.2 30 7.7 4.3 7.2 12 --- 40 52 27 8.4 26 13 4.2 31 7.9 --- 9.1 7.8 --- 7.2 --- 9.7 --- 14 8.5 --- TOTAL 590.6 150.4 263.3 421.8 244.7 429.9 344.0 501.0 289.5 351.8 332.8 137.2 MEAN 19.1 5.01 8.49 13.6 8.74 13.9 11.5 16.2 9.65 11.3 10.7 4.57 MAX 204 18 15 95 16 89 54 61 26 26 24 7.2 MIN 1.7 3.1 4.1 6.1 5.6 6.9 3.1 5.7 7.2 6.3 5.7 3.6 CFSM 2.95 0.78 1.31 2.11 1.35 2.15 1.78 2.50 1.49 1.76 1.66 0.71 IN. 3.40 0.87 1.52 2.43 1.41 2.48 1.98 2.89 1.67 2.03 1.92 0.79 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 1991, BY WATER YEAR (WY) MEAN 7.77 8.78 9.75 10.8 12.8 13.3 10.2 10.1 7.79 6.37 6.06 5.13 MAX 19.1 17.6 18.2 16.8 23.8 23.8 17.0 20.3 14.2 12.3 13.4 9.13 (WY) 1991 1986 1984 1990 1990 1980 1983 1984 1989 1984 1984 1980 MIN 3.30 3.89 5.00 5.22 6.53 7.15 4.87 4.65 4.02 1.61 2.40 3.27 (WY) 1988 1982 1989 1981 1988 1981 1986 1986 1986 1986 1988 1985 SUMMARY STATISTICS FOR 1990 CALENDAR YEAR FOR 1991 WATER YEAR WATER YEARS 1980 - 1991 ANNUAL TOTAL 4057.0 ANNUAL MEAN 11.1 9.05 HIGHEST ANNUAL MEAN 12.5 1984 LOWEST ANNUAL MEAN 5.69 1988 HIGHEST DAILY MEAN 204 Oct 12 204 Oct 12 1990 LOWEST DAILY MEAN 1.7 Oct 9 0.98 Aug 2 1986 ANNUAL SEVEN-DAY MINIMUM 2.2 Oct 4 1.2 Jul 27 1986 MAXIMUM PEAK FLOW 309 Oct 12 340 Mar 17 1990 MAXIMUM PEAK STAGE 6.36 Oct 12 7.86 May 23 1980 INSTANTANEOUS LOW FLOW 1.6 Oct 9 0.98 Aug 1 1986 ANNUAL RUNOFF (CFSM) 1.72 1.40 ANNUAL RUNOFF (INCHES) 23.36 19.04 10 PERCENT EXCEEDS 15 15 50 PERCENT EXCEEDS 8.3 6.8 90 PERCENT EXCEEDS 4.1 3.3 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 4.9 6.5 6.8 6.5 6.2 9.5 8.5 7.1 6.5 6.7 4.2 5.7 2 5.0 6.3 6.0 6.4 6.2 8.8 8.2 6.9 6.3 7.4 4.1 6.0 3 4.9 6.3 11 12 6.1 8.3 7.7 6.6 6.5 6.4 4.0 6.1 4 4.8 6.3 7.3 8.5 6.0 8.1 7.7 6.2 20 5.7 3.9 6.0 5 6.4 5.7 6.1 7.4 6.1 7.9 7.6 6.1 9.7 5.1 3.8 7.8 6 11 5.3 6.0 7.0 6.0 25 7.5 8.4 7.7 5.0 4.1 6.8 7 6.7 5.4 5.9 6.3 6.1 17 7.7 13 6.8 5.1 4.2 6.1 8 6.5 5.2 5.8 6.2 6.0 12 7.6 27 6.6 4.8 4.3 5.8 9 6.6 5.2 5.9 6.2 5.9 10 7.4 14 8.0 4.6 3.9 5.6 10 6.5 12 5.9 6.1 5.9 13 7.2 10 7.3 4.3 4.4 5.9 11 6.5 7.4 5.6 6.0 6.0 11 7.0 8.9 11 4.2 4.2 8.1 12 6.5 6.8 5.7 6.0 6.0 9.6 7.5 8.3 8.6 4.2 3.9 5.9 13 6.3 6.2 5.7 6.1 6.0 8.9 6.9 8.3 7.7 4.0 18 5.5 14 6.3 5.9 5.8 6.9 6.0 8.3 6.8 7.9 8.5 3.9 9.4 5.2 15 6.5 5.7 5.5 5.9 15 8.1 8.6 7.6 7.5 3.9 6.5 5.1 16 6.4 5.6 5.4 5.9 9.2 7.9 8.0 7.3 6.8 3.9 5.9 4.9 17 5.8 5.5 5.4 6.0 8.1 7.9 6.8 6.9 6.7 3.9 5.6 4.8 18 5.4 5.4 5.6 5.9 8.7 8.4 6.6 7.3 6.6 6.7 5.4 4.8 19 5.0 5.6 5.2 5.8 7.7 18 7.1 6.9 6.3 5.1 4.7 5.6 20 5.3 5.5 5.2 5.9 6.8 13 11 6.7 6.0 4.2 9.4 5.6 21 6.0 5.5 5.0 6.0 6.4 10 50 6.4 7.5 6.8 8.1 4.9 22 5.7 7.2 5.6 5.9 6.3 9.7 21 6.2 6.1 7.9 7.5 9.6 23 5.7 5.9 8.0 18 20 13 11 6.1 5.8 8.7 6.2 7.2 24 5.9 5.6 6.7 10 15 9.6 9.5 5.9 5.7 18 5.7 6.9 25 5.7 5.3 5.8 7.8 24 11 8.6 5.7 5.5 6.7 5.3 5.7 26 5.7 5.3 5.8 7.4 34 17 7.8 6.2 7.4 5.8 5.1 5.7 27 5.7 5.4 5.7 7.1 16 11 7.7 6.9 6.9 5.3 25 17 28 5.7 5.4 12 6.9 12 9.7 7.6 6.2 6.1 5.1 13 9.7 29 5.8 5.4 12 6.5 11 9.3 7.4 9.9 12 4.7 7.9 7.8 30 5.7 5.5 7.5 6.4 --- 9.2 7.4 12 11 4.6 6.7 6.4 31 6.1 --- 6.8 6.3 --- 8.9 --- 7.3 --- 4.4 6.1 --- TOTAL 187.0 180.3 202.7 221.3 284.7 339.1 291.4 260.2 235.1 177.1 210.5 198.2 MEAN 6.03 6.01 6.54 7.14 9.82 10.9 9.71 8.39 7.84 5.71 6.79 6.61 MAX 11 12 12 18 34 25 50 27 20 18 25 17 MIN 4.8 5.2 5.0 5.8 5.9 7.9 6.6 5.7 5.5 3.9 3.8 4.8 CFSM 0.93 0.93 1.01 1.11 1.52 1.69 1.50 1.30 1.21 0.88 1.05 1.02 IN. 1.08 1.04 1.17 1.27 1.64 1.95 1.68 1.50 1.35 1.02 1.21 1.14 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 1992, BY WATER YEAR (WY) MEAN 7.64 8.57 9.51 10.5 12.5 13.1 10.2 9.95 7.79 6.32 6.12 5.24 MAX 19.1 17.6 18.2 16.8 23.8 23.8 17.0 20.3 14.2 12.3 13.4 9.13 (WY) 1991 1986 1984 1990 1990 1980 1983 1984 1989 1984 1984 1980 MIN 3.30 3.89 5.00 5.22 6.53 7.15 4.87 4.65 4.02 1.61 2.40 3.27 (WY) 1988 1982 1989 1981 1988 1981 1986 1986 1986 1986 1988 1985 SUMMARY STATISTICS FOR 1991 CALENDAR YEAR FOR 1992 WATER YEAR WATER YEARS 1980 - 1992 ANNUAL TOTAL 2787.6 ANNUAL MEAN 7.62 8.94 HIGHEST ANNUAL MEAN 12.5 1984 LOWEST ANNUAL MEAN 5.69 1988 HIGHEST DAILY MEAN 50 Apr 21 204 Oct 12 1990 LOWEST DAILY MEAN 3.8 Aug 5 0.98 Aug 2 1986 ANNUAL SEVEN-DAY MINIMUM 4.0 Jul 11 1.2 Jul 27 1986 MAXIMUM PEAK FLOW 61 Apr 21 340 Mar 17 1990 MAXIMUM PEAK STAGE 2.99 Apr 21 7.86 May 23 1980 INSTANTANEOUS LOW FLOW 3.4 Jul 17 0.98 Aug 1 1986 ANNUAL RUNOFF (CFSM) 1.18 1.38 ANNUAL RUNOFF (INCHES) 16.05 18.81 10 PERCENT EXCEEDS 11 14 50 PERCENT EXCEEDS 6.4 6.7 90 PERCENT EXCEEDS 5.0 3.4 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 6.2 7.1 11 11 11 11 21 11 9.3 6.7 4.2 4.0 2 6.0 12 10 10 11 11 16 11 8.5 6.3 4.2 5.9 3 5.8 8.5 10 10 11 15 15 11 8.2 6.0 4.5 5.1 4 157 18 9.8 14 11 213 14 28 8.0 5.5 4.8 6.5 5 36 13 9.5 34 11 20 27 14 7.8 5.2 4.5 5.3 6 14 9.9 9.4 13 11 16 22 12 7.6 5.1 4.4 4.7 7 9.9 9.0 9.5 12 11 15 17 11 7.3 4.8 4.6 4.5 8 23 8.5 9.2 61 15 14 16 11 7.1 4.7 4.5 4.4 9 196 8.3 9.2 53 11 14 45 11 6.9 4.6 4.4 3.8 10 15 8.3 19 25 11 13 29 11 6.6 4.5 4.2 3.7 11 11 8.3 12 91 12 13 16 10 6.6 4.5 4.0 3.4 12 9.3 24 10 59 17 13 15 10 6.7 4.4 3.9 3.2 13 8.6 23 9.8 30 12 33 14 11 6.7 4.2 4.5 3.2 14 8.2 12 9.5 23 11 20 14 10 7.1 4.1 4.6 3.1 15 8.0 11 9.4 22 11 18 14 9.7 6.7 4.0 4.2 3.1 16 8.1 10 30 22 19 18 17 9.4 6.4 4.1 3.7 3.1 17 8.0 9.7 161 20 13 30 13 9.3 6.0 4.1 3.6 16 18 7.7 9.2 20 20 12 21 13 9.0 5.6 4.0 3.4 8.1 19 7.6 8.9 14 17 11 17 13 10 5.5 7.8 3.3 4.1 20 7.7 8.5 25 11 11 16 12 10 5.4 4.8 3.2 4.2 21 7.5 15 15 167 18 15 12 9.8 5.6 4.4 8.4 5.2 22 7.5 25 13 26 36 16 12 9.2 7.3 4.3 6.1 3.7 23 8.1 44 13 15 14 60 12 8.8 6.2 4.3 15 3.5 24 7.3 21 12 24 12 116 12 8.8 5.7 4.3 7.2 3.4 25 7.1 51 11 16 12 20 12 8.9 5.6 4.3 6.0 3.4 26 6.7 140 11 13 14 22 14 9.6 5.7 4.3 5.6 4.3 27 6.3 18 11 13 12 176 12 8.8 5.6 10 5.2 4.5 28 6.6 14 23 12 12 22 11 8.5 5.3 5.4 5.9 4.5 29 6.5 12 13 12 --- 18 11 19 12 4.9 4.8 4.0 30 6.4 11 12 11 --- 16 11 12 9.3 4.5 4.4 4.0 31 11 --- 11 11 --- 22 --- 11 --- 4.3 4.2 --- TOTAL 634.1 578.2 552.3 878 373 1044 482 343.8 208.3 154.4 155.5 139.9 MEAN 20.5 19.3 17.8 28.3 13.3 33.7 16.1 11.1 6.94 4.98 5.02 4.66 MAX 196 140 161 167 36 213 45 28 12 10 15 16 MIN 5.8 7.1 9.2 10 11 11 11 8.5 5.3 4.0 3.2 3.1 CFSM 3.17 2.98 2.76 4.38 2.06 5.21 2.49 1.72 1.07 0.77 0.78 0.72 IN. 3.65 3.33 3.18 5.06 2.15 6.01 2.78 1.98 1.20 0.89 0.90 0.81 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 1993, BY WATER YEAR (WY) MEAN 8.55 9.33 10.1 11.8 12.6 14.6 10.6 10.0 7.73 6.22 6.04 5.20 MAX 20.5 19.3 18.2 28.3 23.8 33.7 17.0 20.3 14.2 12.3 13.4 9.13 (WY) 1993 1993 1984 1993 1990 1993 1983 1984 1989 1984 1984 1980 MIN 3.30 3.89 5.00 5.22 6.53 7.15 4.87 4.65 4.02 1.61 2.40 3.27 (WY) 1988 1982 1989 1981 1988 1981 1986 1986 1986 1986 1988 1985 SUMMARY STATISTICS FOR 1992 CALENDAR YEAR FOR 1993 WATER YEAR WATER YEARS 1980 - 1993 ANNUAL TOTAL 5543.5 ANNUAL MEAN 15.2 9.39 HIGHEST ANNUAL MEAN 15.2 1993 LOWEST ANNUAL MEAN 5.69 1988 HIGHEST DAILY MEAN 213 Mar 4 213 Mar 4 1993 LOWEST DAILY MEAN 3.1 Sep 14 0.98 Aug 2 1986 ANNUAL SEVEN-DAY MINIMUM 3.3 Sep 10 1.2 Jul 27 1986 MAXIMUM PEAK FLOW 554 Mar 4 554 Mar 4 1993 MAXIMUM PEAK STAGE 6.69 Mar 4 7.86 May 23 1980 INSTANTANEOUS LOW FLOW 2.6 Aug 20 0.98 Aug 1 1986 ANNUAL RUNOFF (CFSM) 2.35 1.45 ANNUAL RUNOFF (INCHES) 31.92 19.75 10 PERCENT EXCEEDS 22 15 50 PERCENT EXCEEDS 10 6.9 90 PERCENT EXCEEDS 4.3 3.4 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 4.1 5.5 7.2 6.3 8.5 9.7 9.1 7.5 4.1 7.7 7.8 8.4 2 4.1 5.5 6.9 6.3 8.3 26 8.5 7.2 4.1 7.3 7.3 11 3 4.0 5.6 6.8 8.0 8.3 14 8.0 8.9 4.1 6.9 7.1 10 4 3.9 5.6 8.2 13 7.6 11 7.7 9.4 4.1 6.6 8.8 8.5 5 3.7 11 13 8.2 8.3 10 7.6 7.5 41 12 7.4 7.9 6 3.7 7.1 8.1 7.7 7.6 9.2 9.0 7.2 19 8.7 6.8 8.3 7 3.9 6.1 7.6 8.0 7.4 8.7 7.6 7.0 11 6.9 6.6 7.7 8 3.8 5.7 7.3 9.1 7.4 8.5 7.3 7.1 13 6.9 6.3 7.4 9 3.6 5.4 7.1 7.4 8.1 8.2 7.2 6.7 9.0 6.6 6.1 7.3 10 3.6 5.4 7.7 7.2 8.8 10 7.2 6.8 28 16 5.9 7.3 11 3.7 5.4 7.1 7.2 23 8.4 7.2 6.7 13 10 5.8 7.4 12 4.0 5.5 6.9 23 15 8.1 7.2 6.6 10 8.6 5.6 7.2 13 4.0 5.5 6.6 11 12 7.9 9.0 6.4 9.1 7.6 5.6 6.8 14 4.1 5.4 9.3 9.5 10 7.9 7.3 6.3 8.6 7.1 8.6 6.3 15 4.1 5.7 11 8.1 9.1 7.8 14 10 9.8 6.8 221 6.2 16 4.2 5.9 8.3 7.6 8.6 7.5 21 8.2 9.1 7.2 143 6.2 17 4.4 5.5 7.5 11 8.3 7.3 9.4 6.5 8.8 6.7 260 6.9 18 4.3 5.6 7.3 12 8.1 7.3 8.1 6.2 8.3 6.2 21 7.4 19 4.2 5.7 7.1 8.9 7.9 7.2 7.5 5.9 7.7 7.8 13 6.6 20 4.3 5.7 9.2 8.3 7.4 7.0 7.2 5.8 7.1 14 11 6.5 21 4.6 5.6 11 8.2 7.6 7.3 7.0 5.8 6.7 7.2 15 6.4 22 5.7 5.4 7.9 8.2 7.3 7.5 7.0 5.5 6.4 8.8 12 6.3 23 5.5 5.4 7.5 7.7 18 6.8 6.8 5.2 6.2 13 9.9 6.4 24 5.2 5.3 7.2 7.5 13 7.5 6.7 5.1 6.3 26 9.2 7.2 25 5.1 5.3 7.0 7.5 10 11 6.6 4.9 6.3 9.3 8.7 14 26 4.9 5.2 6.9 7.6 9.3 7.9 6.4 4.9 8.4 8.1 8.3 9.4 27 5.1 40 6.9 7.6 8.6 14 21 4.8 24 7.9 8.0 7.6 28 4.9 11 7.1 24 8.3 17 15 4.5 20 71 7.8 7.1 29 5.0 8.6 7.6 12 --- 21 8.8 4.4 22 13 7.5 6.7 30 14 7.5 6.8 9.9 --- 11 7.8 4.2 9.3 9.2 7.4 6.5 31 6.7 --- 6.3 8.9 --- 9.9 --- 4.1 --- 8.0 9.1 --- TOTAL 146.4 218.1 242.4 296.9 271.8 312.6 270.2 197.3 344.5 349.1 867.6 228.9 MEAN 4.72 7.27 7.82 9.58 9.71 10.1 9.01 6.36 11.5 11.3 28.0 7.63 MAX 14 40 13 24 23 26 21 10 41 71 260 14 MIN 3.6 5.2 6.3 6.3 7.3 6.8 6.4 4.1 4.1 6.2 5.6 6.2 CFSM 0.73 1.13 1.21 1.48 1.50 1.56 1.39 0.99 1.78 1.74 4.33 1.18 IN. 0.84 1.26 1.40 1.71 1.57 1.80 1.56 1.14 1.98 2.01 5.00 1.32 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 1994, BY WATER YEAR (WY) MEAN 8.30 9.19 9.95 11.6 12.4 14.3 10.5 9.79 7.98 6.56 7.50 5.36 MAX 20.5 19.3 18.2 28.3 23.8 33.7 17.0 20.3 14.2 12.3 28.0 9.13 (WY) 1993 1993 1984 1993 1990 1993 1983 1984 1989 1984 1994 1980 MIN 3.30 3.89 5.00 5.22 6.53 7.15 4.87 4.65 4.02 1.61 2.40 3.27 (WY) 1988 1982 1989 1981 1988 1981 1986 1986 1986 1986 1988 1985 SUMMARY STATISTICS FOR 1993 CALENDAR YEAR FOR 1994 WATER YEAR WATER YEARS 1980 - 1994 ANNUAL TOTAL 3745.8 ANNUAL MEAN 10.3 9.45 HIGHEST ANNUAL MEAN 15.2 1993 LOWEST ANNUAL MEAN 5.69 1988 HIGHEST DAILY MEAN 260 Aug 17 260 Aug 17 1994 LOWEST DAILY MEAN 3.6 Oct 9 0.98 Aug 2 1986 ANNUAL SEVEN-DAY MINIMUM 3.7 Oct 5 1.2 Jul 27 1986 MAXIMUM PEAK FLOW 563 Aug 17 563 Aug 17 1994 MAXIMUM PEAK STAGE 7.33 Aug 17 7.86 May 23 1980 INSTANTANEOUS LOW FLOW 3.2 Oct 10 0.98 Aug 1 1986 ANNUAL RUNOFF (CFSM) 1.59 1.46 ANNUAL RUNOFF (INCHES) 21.57 19.87 10 PERCENT EXCEEDS 13 15 50 PERCENT EXCEEDS 7.5 7.0 90 PERCENT EXCEEDS 5.1 3.5 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 5.9 9.0 9.9 8.3 9.1 15 7.2 8.8 13 6.9 5.0 7.0 2 6.5 8.7 9.6 7.9 8.9 11 7.2 10 19 6.4 4.1 6.9 3 12 8.8 9.4 7.7 8.7 11 7.1 8.7 14 5.9 6.6 6.5 4 7.5 8.8 15 7.6 8.7 11 7.1 8.9 9.0 5.6 5.2 6.2 5 7.0 8.6 20 7.4 8.2 11 7.1 8.8 8.8 5.5 4.7 6.0 6 6.7 8.8 12 15 8.1 12 7.1 8.4 12 5.5 4.3 5.8 7 6.5 8.6 11 42 8.2 10 7.1 8.1 8.9 5.3 4.4 5.5 8 6.4 8.3 9.6 11 8.0 23 7.1 8.0 7.8 5.0 5.1 5.2 9 7.1 8.3 9.1 9.6 7.9 14 7.1 8.9 11 4.8 4.3 5.1 10 9.6 9.0 9.9 8.9 8.7 11 7.0 13 19 4.7 4.1 5.0 11 7.3 8.4 10 8.7 9.0 10 7.0 8.9 13 4.6 3.9 6.4 12 10 8.2 9.0 8.8 8.0 9.7 7.2 8.0 12 4.6 3.8 5.5 13 33 8.1 8.6 8.2 7.6 9.3 7.1 7.5 8.9 4.5 3.5 5.1 14 14 8.1 8.6 165 7.7 9.0 6.8 8.1 8.0 4.4 3.4 5.1 15 9.7 8.1 8.6 140 11 8.7 6.9 10 7.4 4.1 3.2 5.0 16 8.9 8.1 8.3 17 155 8.5 6.9 8.6 7.1 4.1 3.0 15 17 8.3 8.1 8.3 12 71 8.1 6.9 7.8 6.7 4.1 3.4 8.9 18 7.9 8.1 8.1 11 23 8.1 6.8 7.3 6.3 3.8 3.0 6.9 19 8.0 8.0 7.8 12 14 7.8 6.4 9.8 7.0 3.7 3.1 6.5 20 13 7.9 7.7 11 12 7.8 6.4 7.6 8.4 6.6 5.3 6.4 21 11 14 7.7 9.8 10 9.0 8.0 7.1 13 7.4 4.6 6.2 22 12 9.4 37 9.3 9.6 8.3 6.8 6.7 14 4.8 4.0 6.0 23 18 8.5 29 9.0 9.2 8.0 10 6.3 9.1 4.2 3.8 8.9 24 11 8.3 14 8.8 8.9 7.5 16 6.2 8.4 4.1 4.5 6.9 25 9.8 8.1 11 8.7 8.7 7.4 10 6.0 7.8 3.9 4.0 6.4 26 9.3 8.3 9.5 8.6 8.6 7.4 9.4 5.9 7.8 3.4 41 6.1 27 9.0 15 8.9 8.4 11 7.8 9.0 5.9 6.8 3.4 370 5.9 28 9.0 14 8.6 13 14 7.6 8.7 6.2 6.3 3.6 33 5.4 29 8.6 11 8.0 11 --- 7.4 8.3 6.1 6.0 3.4 10 5.1 30 8.6 11 7.7 9.7 --- 7.4 8.3 5.9 6.0 3.2 7.7 5.1 31 9.3 --- 9.5 9.2 --- 7.3 --- 5.9 --- 6.2 6.9 --- TOTAL 310.9 275.6 351.4 624.6 482.8 301.1 234.0 243.4 292.5 147.7 572.9 192.0 MEAN 10.0 9.19 11.3 20.1 17.2 9.71 7.80 7.85 9.75 4.76 18.5 6.40 MAX 33 15 37 165 155 23 16 13 19 7.4 370 15 MIN 5.9 7.9 7.7 7.4 7.6 7.3 6.4 5.9 6.0 3.2 3.0 5.0 CFSM 1.55 1.42 1.75 3.12 2.67 1.50 1.21 1.22 1.51 0.74 2.86 0.99 IN. 1.79 1.59 2.02 3.60 2.78 1.73 1.35 1.40 1.68 0.85 3.30 1.11 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 1995, BY WATER YEAR (WY) MEAN 8.41 9.19 10.0 12.2 12.7 14.0 10.3 9.67 8.09 6.45 8.19 5.43 MAX 20.5 19.3 18.2 28.3 23.8 33.7 17.0 20.3 14.2 12.3 28.0 9.13 (WY) 1993 1993 1984 1993 1990 1993 1983 1984 1989 1984 1994 1980 MIN 3.30 3.89 5.00 5.22 6.53 7.15 4.87 4.65 4.02 1.61 2.40 3.27 (WY) 1988 1982 1989 1981 1988 1981 1986 1986 1986 1986 1988 1985 SUMMARY STATISTICS FOR 1994 CALENDAR YEAR FOR 1995 WATER YEAR WATER YEARS 1980 - 1995 ANNUAL TOTAL 4028.9 ANNUAL MEAN 11.0 9.55 HIGHEST ANNUAL MEAN 15.2 1993 LOWEST ANNUAL MEAN 5.69 1988 HIGHEST DAILY MEAN 370 Aug 27 370 Aug 27 1995 LOWEST DAILY MEAN 3.0 Aug 16 0.98 Aug 2 1986 ANNUAL SEVEN-DAY MINIMUM 3.2 Aug 13 1.2 Jul 27 1986 MAXIMUM PEAK FLOW 475 Aug 27 563 Aug 17 1994 MAXIMUM PEAK STAGE 6.81 Aug 27 7.86 May 23 1980 INSTANTANEOUS LOW FLOW 2.5 Aug 18 0.98 Aug 1 1986 ANNUAL RUNOFF (CFSM) 1.71 1.48 ANNUAL RUNOFF (INCHES) 23.20 20.08 10 PERCENT EXCEEDS 13 15 50 PERCENT EXCEEDS 8.1 7.1 90 PERCENT EXCEEDS 4.7 3.6 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 5.1 7.6 8.3 8.0 12 9.4 19 8.5 8.5 4.4 5.9 4.7 2 4.7 21 8.0 9.0 88 9.3 13 8.0 8.1 4.4 17 5.4 3 4.7 12 7.9 8.2 71 9.1 11 7.8 7.9 4.3 6.6 5.9 4 27 10 7.9 7.7 16 9.0 10 7.7 9.0 4.3 5.5 16 5 30 9.0 7.7 7.4 14 9.0 9.6 7.5 8.3 4.4 25 6.4 6 11 8.9 7.7 8.9 13 37 9.3 7.5 7.8 4.4 7.3 5.7 7 8.5 63 12 11 12 59 9.0 7.9 7.6 4.2 5.7 5.3 8 7.4 19 8.6 8.9 12 17 8.7 8.0 10 4.3 5.3 5.1 9 6.9 12 14 8.9 11 13 8.7 7.6 9.4 4.3 5.6 4.9 10 6.7 11 9.4 9.4 11 12 8.4 7.5 8.0 4.0 5.8 4.8 11 6.4 81 8.8 9.0 11 11 8.3 7.8 7.9 3.8 6.2 19 12 6.4 21 8.6 9.8 11 11 8.1 7.5 7.6 3.7 31 6.5 13 8.0 12 8.6 10 11 11 9.3 7.3 7.4 3.6 9.7 5.6 14 52 11 8.4 11 11 10 9.0 7.2 7.2 3.9 6.9 5.2 15 14 10 8.2 11 11 12 8.3 7.7 8.4 6.8 6.2 4.9 16 9.6 9.7 7.8 11 11 14 8.1 7.4 7.1 5.0 5.8 10 17 8.3 9.5 7.2 11 10 15 7.9 7.1 6.8 4.3 5.6 19 18 7.8 9.2 8.5 14 10 21 7.8 6.7 6.4 4.1 5.4 6.9 19 7.5 9.1 12 29 10 115 8.2 6.6 6.0 3.8 5.2 6.2 20 7.4 8.6 9.3 12 21 15 11 6.7 5.9 3.6 5.0 5.8 21 7.3 8.6 8.5 11 14 11 9.4 6.6 5.7 3.5 4.7 6.4 22 6.8 8.5 8.2 9.9 12 9.9 8.1 6.4 5.7 3.4 4.6 6.2 23 6.8 8.6 7.8 9.6 11 9.2 7.8 6.3 5.4 3.8 4.3 5.7 24 6.9 11 7.4 11 11 8.9 7.6 10 5.3 4.1 4.2 5.5 25 6.9 9.2 7.2 9.4 10 9.5 7.4 25 5.2 5.5 8.4 5.4 26 6.8 8.6 7.2 9.4 10 8.8 20 14 4.9 6.5 12 5.2 27 7.9 8.7 7.2 156 9.8 8.9 9.6 11 4.9 5.3 5.9 5.1 28 8.0 8.7 7.2 17 9.9 19 8.2 12 4.9 4.8 5.6 6.3 29 7.0 8.6 7.1 13 9.7 12 8.3 30 4.7 4.2 5.1 5.9 30 6.9 8.4 7.2 13 --- 11 12 13 4.7 4.1 4.9 6.3 31 7.9 --- 7.4 13 --- 16 --- 9.3 --- 4.2 4.9 --- TOTAL 318.6 443.5 261.3 487.5 474.4 543.0 291.1 293.6 206.7 135.0 241.3 211.3 MEAN 10.3 14.8 8.43 15.7 16.4 17.5 9.70 9.47 6.89 4.35 7.78 7.04 MAX 52 81 14 156 88 115 20 30 10 6.8 31 19 MIN 4.7 7.6 7.1 7.4 9.7 8.8 7.4 6.3 4.7 3.4 4.2 4.7 CFSM 1.59 2.29 1.30 2.43 2.53 2.71 1.50 1.47 1.07 0.67 1.20 1.09 IN. 1.83 2.55 1.50 2.81 2.73 3.13 1.68 1.69 1.19 0.78 1.39 1.22 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 1996, BY WATER YEAR (WY) MEAN 8.52 9.52 9.94 12.4 12.9 14.2 10.3 9.65 8.02 6.32 8.17 5.52 MAX 20.5 19.3 18.2 28.3 23.8 33.7 17.0 20.3 14.2 12.3 28.0 9.13 (WY) 1993 1993 1984 1993 1990 1993 1983 1984 1989 1984 1994 1980 MIN 3.30 3.89 5.00 5.22 6.53 7.15 4.87 4.65 4.02 1.61 2.40 3.27 (WY) 1988 1982 1989 1981 1988 1981 1986 1986 1986 1986 1988 1985 SUMMARY STATISTICS FOR 1995 CALENDAR YEAR FOR 1996 WATER YEAR WATER YEARS 1980 - 1996 ANNUAL TOTAL 3907.3 ANNUAL MEAN 10.7 9.61 HIGHEST ANNUAL MEAN 15.2 1993 LOWEST ANNUAL MEAN 5.69 1988 HIGHEST DAILY MEAN 156 Jan 27 370 Aug 27 1995 LOWEST DAILY MEAN 3.4 Jul 22 0.98 Aug 2 1986 ANNUAL SEVEN-DAY MINIMUM 3.8 Jul 18 1.2 Jul 27 1986 MAXIMUM PEAK FLOW 371 Jan 27 563 Aug 17 1994 MAXIMUM PEAK STAGE 6.13 Jan 27 7.86 May 23 1980 INSTANTANEOUS LOW FLOW 3.0 Jul 11 0.98 Aug 1 1986 ANNUAL RUNOFF (CFSM) 1.65 1.49 ANNUAL RUNOFF (INCHES) 22.50 20.22 10 PERCENT EXCEEDS 14 15 50 PERCENT EXCEEDS 8.2 7.2 90 PERCENT EXCEEDS 4.9 3.6 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 6.3 6.5 131 6.6 7.7 28 7.7 9.5 8.9 4.8 5.1 2.9 2 5.8 7.4 17 6.5 7.5 14 7.4 8.4 27 4.6 4.7 2.9 3 5.6 6.2 11 6.2 7.3 17 7.5 63 12 4.6 4.6 2.9 4 5.2 6.1 9.4 6.1 9.5 13 7.0 13 8.0 4.4 4.4 2.9 5 5.2 6.2 9.4 7.9 11 13 7.0 9.6 7.4 4.3 4.3 3.4 6 5.2 6.1 8.9 6.7 8.4 13 12 8.7 7.0 4.2 4.2 3.0 7 5.6 6.2 11 6.4 8.0 10 9.8 8.4 6.9 4.0 4.2 2.8 8 6.9 16 9.2 6.6 10 9.9 8.2 8.4 6.7 4.0 4.0 2.7 9 5.7 8.4 8.3 25 8.3 9.6 8.0 8.3 6.6 7.1 4.0 2.7 10 5.6 7.4 8.1 11 8.2 9.4 7.8 8.0 6.2 6.4 4.1 4.2 11 5.5 7.2 8.2 9.2 7.7 8.9 7.6 8.0 5.6 35 4.0 3.3 12 5.2 6.9 10 8.1 7.5 8.4 9.4 7.6 8.4 6.4 3.7 2.9 13 5.2 7.0 11 7.7 14 8.5 8.0 7.2 10 5.5 3.7 2.7 14 5.2 7.1 9.0 7.4 22 12 7.6 7.0 8.2 5.2 3.7 2.6 15 4.9 6.9 8.5 7.3 32 9.1 7.4 6.8 6.9 4.9 3.7 2.6 16 4.8 6.9 8.2 13 12 8.6 7.3 6.5 6.6 4.7 3.7 2.4 17 4.7 7.0 8.6 8.5 11 8.3 7.1 6.6 6.1 4.5 3.6 2.4 18 4.9 9.1 8.4 7.9 9.5 8.3 7.1 6.3 5.9 4.5 3.5 2.5 19 5.6 8.2 10 7.8 9.1 9.0 7.0 6.1 5.6 4.3 3.4 2.5 20 5.9 7.2 8.4 7.6 8.8 8.7 7.0 7.0 5.3 4.1 3.4 2.5 21 6.2 8.0 8.2 7.5 10 8.4 7.0 6.6 5.5 4.0 3.4 2.4 22 6.2 7.4 7.4 7.5 9.5 8.3 8.6 6.1 5.4 3.9 3.3 2.5 23 6.3 6.9 7.5 7.4 8.3 8.2 9.0 5.7 5.0 19 3.2 2.5 24 6.1 6.7 7.6 20 8.0 8.2 7.7 5.6 4.8 18 3.2 9.9 25 6.2 6.7 7.3 18 7.7 8.3 7.4 6.5 4.7 9.1 3.1 9.1 26 6.2 12 7.2 11 7.6 9.5 7.2 6.2 4.7 6.7 3.1 5.5 27 6.5 7.6 7.2 9.7 10 8.6 8.8 7.2 6.6 6.0 3.1 4.9 28 6.6 7.5 7.1 10 112 10 11 6.5 5.7 5.7 3.2 7.8 29 6.7 7.4 7.4 8.7 --- 9.8 12 6.2 5.1 5.4 3.1 6.0 30 6.6 9.4 7.0 8.4 --- 8.8 11 6.4 4.8 6.1 3.0 4.9 31 6.6 --- 6.8 8.1 --- 8.5 --- 6.5 --- 5.9 3.0 --- TOTAL 179.2 229.6 394.3 289.8 392.6 323.3 247.6 283.9 217.6 217.3 114.7 112.3 MEAN 5.78 7.65 12.7 9.35 14.0 10.4 8.25 9.16 7.25 7.01 3.70 3.74 MAX 6.9 16 131 25 112 28 12 63 27 35 5.1 9.9 MIN 4.7 6.1 6.8 6.1 7.3 8.2 7.0 5.6 4.7 3.9 3.0 2.4 CFSM 0.89 1.18 1.97 1.45 2.17 1.61 1.28 1.42 1.12 1.09 0.57 0.58 IN. 1.03 1.32 2.27 1.67 2.26 1.86 1.43 1.63 1.25 1.25 0.66 0.65 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 1997, BY WATER YEAR (WY) MEAN 8.36 9.42 10.1 12.2 13.0 14.0 10.2 9.63 7.98 6.36 7.92 5.42 MAX 20.5 19.3 18.2 28.3 23.8 33.7 17.0 20.3 14.2 12.3 28.0 9.13 (WY) 1993 1993 1984 1993 1990 1993 1983 1984 1989 1984 1994 1980 MIN 3.30 3.89 5.00 5.22 6.53 7.15 4.87 4.65 4.02 1.61 2.40 3.27 (WY) 1988 1982 1989 1981 1988 1981 1986 1986 1986 1986 1988 1985 SUMMARY STATISTICS FOR 1996 CALENDAR YEAR FOR 1997 WATER YEAR WATER YEARS 1980 - 1997 ANNUAL TOTAL 3002.2 ANNUAL MEAN 8.23 9.54 HIGHEST ANNUAL MEAN 15.2 1993 LOWEST ANNUAL MEAN 5.69 1988 HIGHEST DAILY MEAN 131 Dec 1 370 Aug 27 1995 LOWEST DAILY MEAN 2.4 Sep 16 0.98 Aug 2 1986 ANNUAL SEVEN-DAY MINIMUM 2.5 Sep 16 1.2 Jul 27 1986 MAXIMUM PEAK FLOW 309 Feb 28 563 Aug 17 1994 MAXIMUM PEAK STAGE 5.68 Feb 28 7.86 May 23 1980 INSTANTANEOUS LOW FLOW 2.1 Sep 23 0.98 Aug 1 1986 ANNUAL RUNOFF (CFSM) 1.27 1.48 ANNUAL RUNOFF (INCHES) 17.29 20.06 10 PERCENT EXCEEDS 11 14 50 PERCENT EXCEEDS 7.1 7.2 90 PERCENT EXCEEDS 3.6 3.6 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 3.9 5.3 6.6 5.7 11 11 10 28 7.1 5.0 3.6 2.5 2 3.8 6.5 5.9 5.6 11 11 9.4 13 7.6 4.6 3.3 2.6 3 4.0 5.0 7.6 5.5 109 10 16 11 6.5 4.6 3.3 7.9 4 3.8 6.2 10 5.4 72 9.7 20 10 7.8 4.4 3.1 9.3 5 3.5 4.7 6.7 5.3 17 9.6 11 9.8 9.1 4.9 3.0 5.1 6 3.5 4.5 6.2 5.4 13 9.4 9.6 9.4 7.6 5.9 2.9 4.8 7 3.3 4.7 5.8 6.4 11 12 9.2 12 6.9 4.6 3.6 4.7 8 3.3 4.6 5.9 73 11 134 9.1 10 6.8 4.4 7.1 4.6 9 3.3 4.5 6.3 16 10 85 21 9.5 8.0 4.4 5.0 4.2 10 3.2 4.3 8.0 13 10 15 11 11 8.2 4.2 6.7 4.3 11 3.2 4.3 6.7 12 14 13 9.6 9.9 7.5 4.1 5.1 4.0 12 3.2 4.8 6.1 12 12 11 9.2 9.2 6.7 4.0 4.3 3.8 13 3.4 6.4 5.9 11 10 11 8.9 8.9 6.1 4.0 4.2 3.7 14 3.4 12 5.7 11 9.9 11 12 8.7 6.1 4.0 4.3 3.6 15 3.5 7.1 5.5 21 9.7 10 9.0 8.5 6.2 3.6 7.5 3.6 16 3.6 6.4 5.5 120 41 10 8.7 8.5 6.4 3.5 7.9 3.4 17 3.6 6.5 5.4 22 67 9.8 34 8.4 6.2 4.0 5.2 3.5 18 3.8 6.7 5.4 14 16 10 12 8.2 5.8 3.7 4.7 3.3 19 4.0 6.6 5.5 15 12 11 30 8.0 7.6 3.6 4.5 3.3 20 3.6 6.4 5.1 12 11 11 16 8.0 6.4 3.7 3.9 3.4 21 3.7 9.1 5.1 12 10 11 12 7.9 6.8 3.7 3.6 7.2 22 3.8 14 16 16 10 11 14 7.9 6.5 3.4 3.4 4.3 23 3.4 7.4 8.0 21 18 10 18 7.9 9.7 3.4 3.3 3.7 24 4.9 6.7 36 14 11 11 12 7.8 6.9 5.0 3.2 3.5 25 4.6 6.6 14 12 11 10 11 7.6 6.3 4.7 3.1 3.5 26 47 6.5 7.9 11 10 10 10 7.5 5.6 4.3 3.0 3.7 27 14 6.3 11 77 21 10 10 8.7 5.2 4.5 2.8 3.3 28 5.4 6.2 7.3 23 13 10 9.4 7.8 5.1 4.3 2.6 3.3 29 4.6 6.2 7.1 15 --- 9.9 9.4 13 5.8 4.0 2.7 3.7 30 4.4 6.8 6.4 13 --- 9.8 20 7.7 5.5 3.7 2.6 7.6 31 4.2 --- 6.0 12 --- 10 --- 7.3 --- 3.6 2.6 --- TOTAL 170.9 193.3 250.6 617.3 581.6 527.2 401.5 301.1 204.0 129.8 126.1 129.4 MEAN 5.51 6.44 8.08 19.9 20.8 17.0 13.4 9.71 6.80 4.19 4.07 4.31 MAX 47 14 36 120 109 134 34 28 9.7 5.9 7.9 9.3 MIN 3.2 4.3 5.1 5.3 9.7 9.4 8.7 7.3 5.1 3.4 2.6 2.5 CFSM 0.85 1.00 1.25 3.08 3.22 2.63 2.07 1.50 1.05 0.65 0.63 0.67 IN. 0.98 1.11 1.44 3.55 3.35 3.04 2.31 1.73 1.17 0.75 0.73 0.75 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 1998, BY WATER YEAR (WY) MEAN 8.21 9.26 9.99 12.6 13.4 14.2 10.3 9.63 7.92 6.25 7.72 5.36 MAX 20.5 19.3 18.2 28.3 23.8 33.7 17.0 20.3 14.2 12.3 28.0 9.13 (WY) 1993 1993 1984 1993 1990 1993 1983 1984 1989 1984 1994 1980 MIN 3.30 3.89 5.00 5.22 6.53 7.15 4.87 4.65 4.02 1.61 2.40 3.27 (WY) 1988 1982 1989 1981 1988 1981 1986 1986 1986 1986 1988 1985 SUMMARY STATISTICS FOR 1997 CALENDAR YEAR FOR 1998 WATER YEAR WATER YEARS 1980 - 1998 ANNUAL TOTAL 3632.8 ANNUAL MEAN 9.95 9.56 HIGHEST ANNUAL MEAN 15.2 1993 LOWEST ANNUAL MEAN 5.69 1988 HIGHEST DAILY MEAN 134 Mar 8 370 Aug 27 1995 LOWEST DAILY MEAN 2.5 Sep 1 0.98 Aug 2 1986 ANNUAL SEVEN-DAY MINIMUM 2.6 Aug 27 1.2 Jul 27 1986 MAXIMUM PEAK FLOW 326 Jan 16 563 Aug 17 1994 MAXIMUM PEAK STAGE 5.70 Jan 16 7.86 May 23 1980 INSTANTANEOUS LOW FLOW 1.3 Aug 28 0.98 Aug 1 1986 ANNUAL RUNOFF (CFSM) 1.54 1.48 ANNUAL RUNOFF (INCHES) 20.92 20.10 10 PERCENT EXCEEDS 14 14 50 PERCENT EXCEEDS 6.8 7.2 90 PERCENT EXCEEDS 3.5 3.6 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 4.7 3.7 4.4 5.6 24 6.4 30 8.6 4.0 3.4 2.7 1.7 2 4.0 4.3 4.4 6.6 16 6.3 10 7.3 5.2 3.4 2.6 1.6 3 4.0 7.1 4.4 24 9.7 7.7 8.0 7.1 7.5 3.5 2.3 1.6 4 11 4.8 4.4 11 8.6 6.9 7.1 6.3 5.6 3.4 2.2 1.5 5 6.2 4.6 4.6 8.9 7.9 6.5 6.7 7.4 4.6 3.2 2.0 1.7 6 5.7 4.4 4.5 8.3 7.7 6.6 6.2 8.1 4.3 3.5 1.9 2.4 7 9.5 4.5 4.5 8.0 7.4 6.4 6.1 8.6 4.2 8.7 1.9 1.8 8 16 4.7 4.7 8.7 7.0 6.2 6.1 7.4 3.9 6.4 1.9 1.9 9 5.6 4.7 5.0 8.2 6.9 7.2 6.1 e5.9 3.6 4.8 1.6 1.7 10 4.7 5.0 4.6 7.7 7.4 7.0 6.0 5.7 3.5 9.6 1.5 1.7 11 4.4 6.6 4.5 7.2 6.8 6.8 5.9 5.4 3.6 7.9 1.3 1.4 12 4.2 5.1 4.6 7.1 6.5 6.5 5.4 5.4 3.5 7.7 1.2 1.5 13 4.0 5.2 12 7.0 6.3 6.3 5.6 6.2 3.3 6.3 1.3 1.4 14 3.9 6.5 6.6 7.1 6.4 9.0 5.7 6.2 3.2 5.5 1.3 0.94 15 3.8 7.5 6.2 8.0 7.1 7.6 6.8 5.7 4.5 5.3 1.3 1.0 16 3.7 6.7 7.5 7.2 6.4 6.9 6.2 5.5 13 4.7 1.3 1.4 17 3.6 6.0 6.1 8.1 6.6 6.7 5.9 5.3 6.5 4.4 1.5 0.94 18 3.7 5.4 5.5 11 9.6 6.5 5.9 5.9 4.6 4.2 1.3 1.1 19 3.7 5.4 5.9 8.7 13 6.4 5.8 6.4 4.2 3.8 1.1 1.2 20 3.7 5.2 6.0 8.3 9.7 6.5 5.5 5.3 4.1 3.5 3.5 1.3 21 3.7 4.8 5.8 8.1 8.3 13 5.6 4.9 3.9 3.5 2.7 1.9 22 3.7 4.7 5.4 7.9 7.9 7.9 5.4 4.7 3.9 3.4 2.3 2.7 23 3.8 4.9 5.9 13 7.7 7.2 5.3 4.7 3.9 3.2 2.3 1.9 24 4.0 4.9 19 15 7.4 7.0 5.7 4.5 4.0 3.1 15 1.6 25 3.9 5.0 10 9.6 7.2 6.7 5.6 4.3 5.6 3.2 4.6 1.6 26 3.9 5.0 7.6 8.7 7.0 6.7 5.6 5.6 4.3 2.9 3.8 1.4 27 3.8 6.2 6.7 8.2 6.6 6.8 6.3 4.8 6.0 2.8 2.8 5.3 28 3.8 6.3 6.6 7.9 6.8 6.5 6.8 4.4 5.1 3.1 2.7 8.3 29 3.9 5.1 6.4 7.7 --- 6.6 7.2 5.1 4.4 2.9 2.4 9.3 30 3.8 4.9 5.8 8.2 --- 6.2 19 4.4 3.7 2.8 2.0 4.8 31 3.7 --- 5.7 8.0 --- 6.7 --- 4.1 --- 2.7 1.7 --- TOTAL 152.1 159.2 195.3 279.0 239.9 217.7 223.5 181.2 141.7 136.8 78.0 68.58 MEAN 4.91 5.31 6.30 9.00 8.57 7.02 7.45 5.85 4.72 4.41 2.52 2.29 MAX 16 7.5 19 24 24 13 30 8.6 13 9.6 15 9.3 MIN 3.6 3.7 4.4 5.6 6.3 6.2 5.3 4.1 3.2 2.7 1.1 0.94 CFSM 0.76 0.82 0.98 1.39 1.33 1.09 1.15 0.90 0.73 0.68 0.39 0.35 IN. 0.88 0.92 1.12 1.61 1.38 1.25 1.29 1.04 0.82 0.79 0.45 0.39 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 1999, BY WATER YEAR (WY) MEAN 8.05 9.06 9.80 12.4 13.2 13.8 10.2 9.44 7.76 6.16 7.46 5.21 MAX 20.5 19.3 18.2 28.3 23.8 33.7 17.0 20.3 14.2 12.3 28.0 9.13 (WY) 1993 1993 1984 1993 1990 1993 1983 1984 1989 1984 1994 1980 MIN 3.30 3.89 5.00 5.22 6.53 7.02 4.87 4.65 4.02 1.61 2.40 2.29 (WY) 1988 1982 1989 1981 1988 1999 1986 1986 1986 1986 1988 1999 SUMMARY STATISTICS FOR 1998 CALENDAR YEAR FOR 1999 WATER YEAR WATER YEARS 1980 - 1999 ANNUAL TOTAL 2072.98 ANNUAL MEAN 5.68 9.36 HIGHEST ANNUAL MEAN 15.2 1993 LOWEST ANNUAL MEAN 5.68 1999 HIGHEST DAILY MEAN 30 Apr 1 370 Aug 27 1995 LOWEST DAILY MEAN 0.94 Sep 14 0.94 Sep 14 1999 ANNUAL SEVEN-DAY MINIMUM 1.1 Sep 14 1.1 Sep 14 1999 MAXIMUM PEAK FLOW 83 Apr 1 563 Aug 17 1994 MAXIMUM PEAK STAGE 3.22 Apr 1 7.86 May 23 1980 INSTANTANEOUS LOW FLOW 0.66 Sep 17 0.66 Sep 17 1999 ANNUAL RUNOFF (CFSM) 0.879 1.45 ANNUAL RUNOFF (INCHES) 11.94 19.69 10 PERCENT EXCEEDS 8.3 14 50 PERCENT EXCEEDS 5.4 7.1 90 PERCENT EXCEEDS 1.9 3.5 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 3.9 7.4 e5.7 e5.2 e8.8 6.4 12 6.5 2.7 2.6 3.8 1.9 2 3.9 e13 e5.6 e5.2 8.4 6.4 13 6.2 2.7 3.5 4.8 5.4 3 3.9 e7.1 e5.8 e5.0 8.2 6.3 e37 6.0 2.7 2.9 6.3 7.0 4 13 e5.7 e5.2 13 8.0 7.1 19 5.4 3.5 2.4 6.1 2.8 5 6.1 e5.2 e5.4 e6.5 7.5 6.5 15 5.2 5.0 2.2 5.1 2.5 6 4.4 4.4 e6.8 e6.0 7.3 6.1 13 4.8 3.8 2.6 4.7 2.5 7 4.1 3.4 e5.7 5.6 7.2 6.0 13 4.5 3.3 1.5 4.1 2.2 8 4.1 4.6 e5.4 5.2 7.1 6.1 14 4.2 2.5 1.4 3.2 2.5 9 4.1 5.4 e4.1 7.6 6.9 e5.9 14 4.2 2.2 2.1 3.1 2.3 10 37 5.5 e9.0 e55 6.9 e6.1 14 4.2 2.2 2.1 4.2 2.2 11 96 5.2 7.1 e12 6.9 9.8 11 3.8 2.1 e2.1 2.9 1.6 12 8.7 4.5 5.9 e9.7 e19 8.0 11 3.9 1.9 2.5 2.1 1.6 13 6.4 3.5 8.4 e11 e11 7.2 16 3.9 2.0 3.5 2.5 1.5 14 5.9 3.7 27 e8.8 e22 7.0 23 3.6 1.9 3.3 1.6 1.5 15 5.2 3.2 8.8 7.7 e13 6.7 52 3.4 2.6 1.8 1.6 1.5 16 5.6 3.2 6.7 7.6 11 25 20 e3.8 2.8 2.1 1.6 1.2 17 5.8 3.6 6.1 7.3 9.8 14 12 e3.6 2.2 1.9 1.1 1.6 18 6.2 3.3 5.6 8.0 10 11 9.9 e3.6 4.9 1.1 1.0 1.9 19 5.5 2.9 5.5 e7.6 9.2 10 8.7 3.6 3.8 1.5 1.1 3.6 20 7.3 3.2 6.1 e7.5 8.8 e117 8.5 3.3 3.7 1.1 1.2 2.5 21 6.7 3.2 17 7.0 8.6 21 6.6 2.9 3.3 1.1 1.9 5.4 22 5.8 3.4 11 7.0 8.4 15 6.2 2.8 3.1 3.0 2.2 7.9 23 6.1 3.8 e6.2 10 8.2 13 5.9 2.5 2.4 2.6 1.5 16 24 6.0 5.5 e6.1 8.6 e7.9 12 11 6.1 1.8 3.1 1.3 5.4 25 5.7 7.0 e5.9 8.2 e8.1 12 9.7 4.5 2.3 3.1 1.5 4.7 26 5.2 e22 e5.7 7.7 e7.8 10 8.0 4.0 4.7 2.8 1.2 4.4 27 5.3 e7.2 e5.7 7.6 e7.5 12 7.1 2.8 3.4 1.7 1.3 4.0 28 4.9 e6.6 e5.6 7.4 e7.9 12 19 2.9 3.4 3.5 1.6 3.5 29 4.8 e6.3 e5.5 e8.1 e6.2 13 9.3 3.1 4.1 2.7 0.88 3.9 30 4.7 e6.0 e5.3 e10 --- 12 7.6 2.8 3.5 2.9 e0.90 4.0 31 4.8 --- e5.4 e10 --- 12 --- 2.7 --- 6.2 1.1 --- TOTAL 297.1 169.0 225.3 293.1 267.6 422.6 426.5 124.8 90.5 76.9 77.48 109.0 MEAN 9.58 5.63 7.27 9.45 9.23 13.6 14.2 4.03 3.02 2.48 2.50 3.63 MAX 96 22 27 55 22 117 52 6.5 5.0 6.2 6.3 16 MIN 3.9 2.9 4.1 5.0 6.2 5.9 5.9 2.5 1.8 1.1 0.88 1.2 CFSM 1.48 0.87 1.13 1.46 1.43 2.11 2.20 0.62 0.47 0.38 0.39 0.56 IN. 1.71 0.97 1.30 1.69 1.54 2.43 2.46 0.72 0.52 0.44 0.45 0.63 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 2000, BY WATER YEAR (WY) MEAN 8.12 8.90 9.68 12.3 13.0 13.8 10.4 9.18 7.53 5.98 7.22 5.14 MAX 20.5 19.3 18.2 28.3 23.8 33.7 17.0 20.3 14.2 12.3 28.0 9.13 (WY) 1993 1993 1984 1993 1990 1993 1983 1984 1989 1984 1994 1980 MIN 3.30 3.89 5.00 5.22 6.53 7.02 4.87 4.03 3.02 1.61 2.40 2.29 (WY) 1988 1982 1989 1981 1988 1999 1986 2000 2000 1986 1988 1999 SUMMARY STATISTICS FOR 1999 CALENDAR YEAR FOR 2000 WATER YEAR WATER YEARS 1980 - 2000 ANNUAL TOTAL 2579.88 ANNUAL MEAN 7.05 9.25 HIGHEST ANNUAL MEAN 15.2 1993 LOWEST ANNUAL MEAN 5.68 1999 HIGHEST DAILY MEAN 117 Mar 20 370 Aug 27 1995 LOWEST DAILY MEAN 0.88 Aug 29 0.88 Aug 29 2000 ANNUAL SEVEN-DAY MINIMUM 1.2 Aug 25 1.1 Sep 14 1999 MAXIMUM PEAK FLOW 0.00 Mar 20 563 Aug 17 1994 MAXIMUM PEAK STAGE 7.32 Mar 20 7.86 May 23 1980 ANNUAL RUNOFF (CFSM) 1.09 1.43 ANNUAL RUNOFF (INCHES) 14.86 19.46 10 PERCENT EXCEEDS 12 14 50 PERCENT EXCEEDS 5.4 7.0 90 PERCENT EXCEEDS 1.9 3.4 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 3.8 2.6 3.1 4.3 5.2 6.9 11 6.0 20 6.8 9.7 2.1 2 2.8 3.6 3.1 4.3 5.1 6.9 10 5.7 7.4 4.8 3.9 3.0 3 2.7 2.7 3.6 4.3 5.1 7.2 11 5.4 5.4 3.8 3.5 3.2 4 2.0 3.7 3.3 4.2 5.3 12 9.9 4.7 4.6 6.8 4.0 9.3 5 1.9 3.9 3.4 4.2 5.1 8.9 9.3 4.6 3.3 5.4 3.3 3.1 6 2.4 3.0 3.4 4.4 4.9 9.1 9.1 5.9 3.9 3.8 3.1 2.6 7 2.5 3.5 3.3 4.5 4.9 8.0 8.9 5.6 3.5 3.1 2.7 2.4 8 2.5 3.6 3.3 5.7 4.9 7.6 8.3 5.4 5.3 5.3 2.7 1.7 9 2.1 14 3.2 4.5 4.9 7.0 8.1 5.6 4.2 4.6 2.2 1.6 10 2.8 7.1 3.3 4.4 6.2 7.0 8.1 5.6 3.8 3.7 2.4 2.0 11 2.7 5.1 3.5 4.4 5.1 6.8 7.8 5.7 4.1 2.9 3.0 1.8 12 2.2 4.8 3.4 7.2 5.2 10 7.7 4.9 3.8 2.8 1.8 1.8 13 2.5 4.8 3.5 5.4 5.4 8.9 8.6 4.5 3.5 4.9 2.7 2.0 14 2.3 5.2 5.2 5.2 6.0 7.2 7.9 5.0 4.1 3.4 2.6 2.0 15 2.5 4.5 3.6 4.9 5.5 25 8.7 4.2 4.1 2.9 2.1 1.7 16 1.7 4.4 16 4.9 5.7 11 8.0 4.5 3.8 2.6 1.7 2.0 17 2.3 5.2 19 4.7 15 8.9 7.6 4.3 3.3 2.1 1.8 1.4 18 1.6 4.1 7.6 7.4 7.2 7.9 7.2 4.9 2.3 2.5 1.7 1.9 19 2.2 6.5 6.9 27 6.7 7.2 6.6 4.3 2.7 3.8 1.5 1.5 20 2.0 5.7 5.9 16 6.5 45 6.5 4.5 3.0 24 1.4 2.6 21 2.9 4.5 5.8 9.2 6.3 32 6.3 7.6 2.7 6.3 1.4 2.2 22 2.5 4.4 5.5 7.7 8.9 12 6.3 11 2.8 5.1 1.3 1.2 23 2.1 4.6 5.5 6.9 6.6 9.3 6.1 4.4 3.5 4.4 1.3 1.2 24 2.3 4.5 5.2 6.3 6.4 8.5 6.2 3.3 2.7 8.2 1.6 11 25 2.3 25 5.1 5.9 21 8.0 7.6 4.9 3.9 30 1.6 3.9 26 2.4 6.7 4.6 5.8 10 7.2 6.5 3.7 7.6 13 1.5 2.6 27 3.4 4.5 4.6 5.3 8.3 7.0 6.3 3.2 4.3 6.4 1.4 2.5 28 3.5 3.7 4.7 5.3 7.5 7.1 6.0 4.3 3.9 5.6 1.2 1.8 29 3.6 3.4 4.5 5.3 --- e60 5.8 4.2 3.5 5.3 1.7 2.3 30 2.9 3.3 4.4 6.9 --- 29 6.0 3.2 5.3 4.7 1.7 2.0 31 3.8 --- 4.2 5.6 --- 13 --- 2.6 --- 4.2 1.5 --- TOTAL 79.2 162.6 161.7 202.1 194.9 411.6 233.4 153.7 136.3 193.2 74.0 80.4 MEAN 2.55 5.42 5.22 6.52 6.96 13.3 7.78 4.96 4.54 6.23 2.39 2.68 MAX 3.8 25 19 27 21 60 11 11 20 30 9.7 11 MIN 1.6 2.6 3.1 4.2 4.9 6.8 5.8 2.6 2.3 2.1 1.2 1.2 CFSM 0.40 0.84 0.81 1.01 1.08 2.06 1.20 0.77 0.70 0.96 0.37 0.41 IN. 0.46 0.94 0.93 1.16 1.12 2.37 1.34 0.89 0.78 1.11 0.43 0.46 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 2001, BY WATER YEAR (WY) MEAN 7.87 8.74 9.48 12.0 12.7 13.8 10.3 8.99 7.40 5.99 7.00 5.02 MAX 20.5 19.3 18.2 28.3 23.8 33.7 17.0 20.3 14.2 12.3 28.0 9.13 (WY) 1993 1993 1984 1993 1990 1993 1983 1984 1989 1984 1994 1980 MIN 2.55 3.89 5.00 5.22 6.53 7.02 4.87 4.03 3.02 1.61 2.39 2.29 (WY) 2001 1982 1989 1981 1988 1999 1986 2000 2000 1986 2001 1999 SUMMARY STATISTICS FOR 2000 CALENDAR YEAR FOR 2001 WATER YEAR WATER YEARS 1980 - 2001 ANNUAL TOTAL 2083.1 ANNUAL MEAN 5.71 9.09 HIGHEST ANNUAL MEAN 15.2 1993 LOWEST ANNUAL MEAN 5.68 1999 HIGHEST DAILY MEAN 60 Mar 29 370 Aug 27 1995 LOWEST DAILY MEAN 1.2 Aug 28 0.88 Aug 29 2000 ANNUAL SEVEN-DAY MINIMUM 1.4 Aug 22 1.1 Sep 14 1999 MAXIMUM PEAK FLOW 0.00 Mar 29 563 Aug 17 1994 MAXIMUM PEAK STAGE 6.28 Mar 29 7.86 May 23 1980 ANNUAL RUNOFF (CFSM) 0.883 1.41 ANNUAL RUNOFF (INCHES) 12.00 19.12 10 PERCENT EXCEEDS 9.0 14 50 PERCENT EXCEEDS 4.5 6.9 90 PERCENT EXCEEDS 2.0 3.4 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 1.6 2.6 3.8 3.9 6.3 3.9 7.0 7.4 2.3 1.0 0.52 2.7 2 1.9 2.5 3.5 3.9 6.0 12 5.8 4.2 1.8 1.1 0.58 2.2 3 1.5 2.7 3.4 4.4 5.9 8.4 5.5 4.7 1.9 1.4 0.66 2.0 4 1.9 2.6 3.2 4.1 5.6 5.5 5.1 30 1.6 1.6 0.51 1.5 5 1.4 2.7 3.1 4.2 5.4 4.9 4.8 8.5 1.9 0.92 0.48 1.2 6 2.8 2.5 3.1 11 8.7 4.7 4.7 6.6 1.5 0.54 0.49 1.2 7 2.3 2.6 3.1 5.7 14 4.5 4.6 5.7 1.8 0.46 0.37 1.0 8 2.1 2.7 3.2 4.5 9.4 4.4 4.5 5.0 1.8 0.40 0.38 0.97 9 2.0 2.8 2.9 4.4 7.4 4.9 5.1 6.4 1.4 0.40 0.46 1.1 10 1.9 2.6 13 4.4 6.9 4.4 4.8 6.2 1.3 0.51 0.55 0.88 11 2.1 2.7 8.6 4.3 5.9 4.1 4.5 4.9 1.2 3.1 0.53 0.86 12 2.7 2.9 4.8 4.3 5.3 10 5.1 4.8 1.1 1.9 0.46 0.84 13 2.9 2.9 4.9 4.4 5.0 13 5.8 8.7 1.1 1.6 0.43 1.9 14 18 2.9 4.6 4.1 4.9 6.8 5.1 6.2 1.0 2.2 0.37 12 15 4.3 2.8 4.3 4.2 4.7 5.8 4.6 4.6 1.2 1.9 9.2 e120 16 2.8 2.9 4.1 3.9 4.8 5.6 4.2 4.2 0.96 1.5 21 34 17 2.9 2.9 8.8 4.1 4.4 11 3.8 3.8 0.92 0.92 6.5 8.6 18 2.7 2.8 7.9 3.9 4.3 6.6 3.6 4.4 0.79 0.78 2.9 6.2 19 2.9 3.1 5.4 23 4.2 5.8 3.4 3.8 1.0 0.64 2.0 5.1 20 2.8 3.0 5.0 14 4.6 6.2 3.4 3.0 0.81 0.52 1.9 4.2 21 2.8 3.2 4.6 11 4.3 11 3.1 3.2 1.1 0.48 1.7 5.2 22 2.2 3.2 4.5 7.0 4.0 6.4 3.2 3.1 0.77 0.47 1.4 5.6 23 1.9 8.2 4.9 39 3.8 5.7 2.9 2.8 1.2 0.50 1.2 4.1 24 1.9 21 5.2 18 3.8 5.4 3.0 3.0 1.3 3.7 1.6 3.4 25 12 5.0 4.6 31 3.8 5.1 4.4 2.2 1.1 3.2 2.1 4.3 26 2.8 4.2 4.4 10 3.9 5.7 3.3 2.0 0.98 1.9 2.0 9.6 27 2.5 3.8 4.3 8.3 3.6 5.4 3.4 3.8 0.87 1.5 1.5 13 28 2.5 3.7 4.2 7.3 3.7 4.9 3.6 2.9 0.80 1.2 1.5 6.6 29 e2.5 3.7 4.1 6.8 --- 4.8 2.7 1.9 0.80 0.87 1.4 4.9 30 2.4 4.3 4.0 6.5 --- 9.3 2.7 2.0 0.71 0.62 1.9 4.2 31 2.4 --- 4.0 6.4 --- 8.2 --- 2.5 --- 0.55 3.8 --- TOTAL 99.4 115.5 149.5 272.0 154.6 204.4 127.7 162.5 37.01 38.38 70.39 269.35 MEAN 3.21 3.85 4.82 8.77 5.52 6.59 4.26 5.24 1.23 1.24 2.27 8.98 MAX 18 21 13 39 14 13 7.0 30 2.3 3.7 21 120 MIN 1.4 2.5 2.9 3.9 3.6 3.9 2.7 1.9 0.71 0.40 0.37 0.84 CFSM 0.50 0.60 0.75 1.36 0.85 1.02 0.66 0.81 0.19 0.19 0.35 1.39 IN. 0.57 0.67 0.86 1.57 0.89 1.18 0.74 0.94 0.21 0.22 0.41 1.55 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 2002, BY WATER YEAR (WY) MEAN 7.67 8.53 9.28 11.9 12.4 13.5 10.0 8.83 7.13 5.79 6.79 5.20 MAX 20.5 19.3 18.2 28.3 23.8 33.7 17.0 20.3 14.2 12.3 28.0 9.13 (WY) 1993 1993 1984 1993 1990 1993 1983 1984 1989 1984 1994 1980 MIN 2.55 3.85 4.82 5.22 5.52 6.59 4.26 4.03 1.23 1.24 2.27 2.29 (WY) 2001 2002 2002 1981 2002 2002 2002 2000 2002 2002 2002 1999 SUMMARY STATISTICS FOR 2001 CALENDAR YEAR FOR 2002 WATER YEAR WATER YEARS 1980 - 2002 ANNUAL TOTAL 2044.0 1700.73 ANNUAL MEAN 5.60 4.66 8.90 HIGHEST ANNUAL MEAN 15.2 1993 LOWEST ANNUAL MEAN 4.66 2002 HIGHEST DAILY MEAN 60 Mar 29 120 Sep 15 370 Aug 27 1995 LOWEST DAILY MEAN 1.2 Aug 28 0.37 Aug 7 0.37 Aug 7 2002 ANNUAL SEVEN-DAY MINIMUM 1.4 Aug 22 0.45 Aug 7 0.45 Aug 7 2002 MAXIMUM PEAK FLOW 563 Aug 17 1994 MAXIMUM PEAK STAGE 7.53 Sep 15 7.86 May 23 1980 ANNUAL RUNOFF (CFSM) 0.867 0.721 1.38 ANNUAL RUNOFF (INCHES) 11.77 9.79 18.72 10 PERCENT EXCEEDS 9.0 8.2 14 50 PERCENT EXCEEDS 4.4 3.6 6.7 90 PERCENT EXCEEDS 2.0 0.87 3.2 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 3.6 5.4 e6.6 10 5.6 21 9.9 71 10 18 13 7.8 2 3.3 5.0 e6.3 8.6 5.4 22 9.2 53 9.8 60 10 6.5 3 3.2 7.6 e6.5 12 5.6 20 9.2 27 19 17 22 7.1 4 3.1 11 e11 8.0 14 19 8.5 21 22 12 39 7.0 5 3.1 28 e40 7.8 7.2 19 11 21 13 11 103 7.3 6 2.5 26 e14 8.0 10 59 11 161 19 9.5 24 6.6 7 2.7 13 e12 e9.0 18 27 70 53 44 17 34 6.4 8 3.0 12 e11 e9.0 8.1 22 28 24 26 13 28 5.2 9 2.8 12 e10 e8.5 6.7 20 26 18 16 9.7 14 5.5 10 3.5 12 e13 e8.2 7.8 18 67 15 13 9.7 13 4.4 11 3.9 19 e41 e7.7 6.4 17 37 15 12 11 11 5.0 12 3.3 24 e10 e7.6 5.9 17 20 14 12 10 9.1 3.8 13 17 15 58 e7.4 7.0 17 16 13 13 12 7.5 4.8 14 6.5 13 27 e7.0 8.9 18 13 12 12 9.7 6.3 4.6 15 142 14 14 e6.5 9.5 21 12 13 11 25 7.8 3.7 16 77 29 11 e6.1 12 47 12 18 10 16 9.6 3.5 17 14 23 10 6.2 15 28 15 21 10 11 8.1 3.4 18 8.2 16 9.2 5.7 13 46 48 19 11 9.0 7.5 4.0 19 6.6 15 9.8 5.5 11 70 20 17 14 9.2 6.5 3.8 20 5.8 14 70 5.9 11 420 17 16 12 9.0 6.3 5.0 21 6.3 14 24 6.0 12 40 17 17 10 7.7 6.4 5.0 22 5.8 14 18 6.0 68 21 15 e324 9.4 8.0 10 18 23 5.4 14 15 7.0 36 17 14 98 8.2 11 9.6 26 24 5.1 13 99 5.5 24 15 15 28 7.4 9.0 7.7 7.8 25 5.6 12 37 5.9 21 13 17 20 7.0 7.4 7.2 6.5 26 5.6 12 13 6.0 22 13 21 17 6.6 9.1 6.7 5.2 27 4.9 e11 11 5.8 28 12 15 14 6.9 8.6 5.9 11 28 7.2 e9.0 9.0 5.8 23 12 14 13 7.4 7.1 9.4 12 29 9.1 e8.9 8.2 6.7 --- 11 13 12 7.0 13 15 5.4 30 7.4 e7.6 7.8 15 --- 18 13 12 6.9 13 8.4 4.6 31 6.2 --- 7.7 6.6 --- 11 --- 11 --- 37 8.4 --- TOTAL 383.7 429.5 640.1 231.0 422.1 1131 613.8 1188 385.6 429.7 474.4 206.9 MEAN 12.4 14.3 20.6 7.45 15.1 36.5 20.5 38.3 12.9 13.9 15.3 6.90 MAX 142 29 99 15 68 420 70 324 44 60 103 26 MIN 2.5 5.0 6.3 5.5 5.4 11 8.5 11 6.6 7.1 5.9 3.4 CFSM 1.92 2.22 3.20 1.15 2.33 5.65 3.17 5.93 1.99 2.15 2.37 1.07 IN. 2.21 2.47 3.69 1.33 2.43 6.51 3.53 6.84 2.22 2.47 2.73 1.19 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 2003, BY WATER YEAR (WY) MEAN 7.86 8.77 9.75 11.7 12.5 14.4 10.4 10.1 7.37 6.12 7.15 5.27 MAX 20.5 19.3 20.6 28.3 23.8 36.5 20.5 38.3 14.2 13.9 28.0 9.13 (WY) 1993 1993 2003 1993 1990 2003 2003 2003 1989 2003 1994 1980 MIN 2.55 3.85 4.82 5.22 5.52 6.59 4.26 4.03 1.23 1.24 2.27 2.29 (WY) 2001 2002 2002 1981 2002 2002 2002 2000 2002 2002 2002 1999 SUMMARY STATISTICS FOR 2002 CALENDAR YEAR FOR 2003 WATER YEAR WATER YEARS 1980 - 2003 ANNUAL TOTAL 2789.63 6535.8 ANNUAL MEAN 7.64 17.9 9.27 HIGHEST ANNUAL MEAN 17.9 2003 LOWEST ANNUAL MEAN 4.66 2002 HIGHEST DAILY MEAN 142 Oct 15 420 Mar 20 420 Mar 20 2003 LOWEST DAILY MEAN 0.37 Aug 7 2.5 Oct 6 0.37 Aug 7 2002 ANNUAL SEVEN-DAY MINIMUM 0.45 Aug 7 2.9 Oct 3 0.45 Aug 7 2002 MAXIMUM PEAK FLOW 563 May 22 564 May 22 2003 MAXIMUM PEAK STAGE 8.63 May 22 8.63 May 22 2003 ANNUAL RUNOFF (CFSM) 1.18 2.77 1.44 ANNUAL RUNOFF (INCHES) 16.06 37.64 19.51 10 PERCENT EXCEEDS 14 28 14 50 PERCENT EXCEEDS 4.5 11 6.8 90 PERCENT EXCEEDS 0.87 5.5 3.2 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02156050 LAWSONS FORK CREEK AT DEWEY PLANT NR INMAN, SC SOURCE AGENCY USGS STATE 45 COUNTY 083 LATITUDE 350126 LONGITUDE 0820403 NAD27 DRAINAGE AREA 6.46* CONTRIBUTING DRAINAGE AREA DATUM 838 NGVD29 Date Processed: 2005-04-11 11:49 By mishealy APPROVED DD #3, ,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 4.8 7.0 7.6 6.0 10 9.0 8.9 30 9.9 9.2 11 5.0 2 5.3 7.3 6.6 6.2 12 9.1 9.7 16 9.0 8.2 11 5.1 3 4.2 6.6 5.7 6.3 25 8.6 11 11 7.5 7.5 9.5 4.6 4 6.2 7.1 9.4 6.6 13 9.0 11 9.5 8.4 5.7 7.4 4.0 5 6.9 7.6 9.3 11 12 8.4 11 7.9 8.3 4.7 7.2 3.7 6 6.0 15 8.0 9.0 96 8.7 11 8.0 7.5 5.7 6.5 5.0 7 7.0 7.0 6.9 8.4 33 9.0 12 7.3 6.1 4.6 6.2 117 8 16 7.8 6.4 8.0 18 8.2 11 5.5 13 4.8 7.4 223 9 21 6.9 5.8 8.2 14 7.7 11 6.5 14 5.8 6.5 20 10 16 5.3 23 7.1 12 7.2 10 7.0 7.8 7.3 5.9 13 11 18 5.3 14 6.9 10 6.8 10 6.8 12 17 6.7 11 12 9.9 6.3 11 6.8 17 6.4 15 7.5 14 21 27 10 13 8.7 5.6 14 6.7 11 6.5 29 7.6 29 14 9.1 8.8 14 10 5.5 36 6.3 11 7.2 11 8.3 17 10 5.0 8.5 15 11 5.8 17 6.1 15 7.6 9.1 7.0 14 8.4 5.9 7.4 16 9.1 5.8 14 6.5 12 8.1 7.7 6.6 14 8.0 4.2 9.5 17 10 6.3 15 6.8 9.7 6.9 6.4 8.0 9.5 11 3.2 38 18 11 6.4 12 8.2 8.7 6.4 4.8 5.7 7.1 16 5.7 13 19 11 46 12 7.6 7.9 6.0 6.8 5.7 6.2 19 3.7 10 20 10 16 12 7.5 7.8 5.1 8.7 6.4 6.9 12 4.1 8.6 21 12 11 11 7.6 8.2 5.9 7.8 5.9 15 11 5.7 8.0 22 12 9.6 9.9 7.7 7.8 5.2 7.9 6.5 10 10 5.5 6.7 23 12 8.6 9.3 7.8 7.8 4.8 5.9 7.0 7.1 9.6 5.1 5.8 24 12 11 9.2 8.5 7.8 4.9 6.2 7.6 19 8.6 6.3 6.4 25 12 9.2 7.6 11 7.6 4.2 4.3 9.0 41 9.3 5.6 6.7 26 12 8.1 7.1 10 8.9 4.6 6.9 11 30 9.2 4.1 6.2 27 17 7.7 6.8 11 12 5.8 4.5 9.0 13 9.8 3.9 49 28 9.2 11 6.4 11 11 6.6 4.9 7.2 11 17 4.7 154 29 8.5 8.8 6.2 11 9.7 12 6.2 7.6 9.1 16 3.9 15 30 7.5 7.9 7.2 11 --- 15 5.6 9.4 8.0 13 4.1 10 31 7.3 --- 6.2 11 --- 14 --- 15 --- 11 19 --- TOTAL 323.6 279.5 332.6 253.8 435.9 234.9 275.3 273.5 384.4 324.4 221.1 793.0 MEAN 10.4 9.32 10.7 8.19 15.0 7.58 9.18 8.82 12.8 10.5 7.13 26.4 MAX 21 46 36 11 96 15 29 30 41 21 27 223 MIN 4.2 5.3 5.7 6.0 7.6 4.2 4.3 5.5 6.1 4.6 3.2 3.7 CFSM 1.62 1.44 1.66 1.27 2.33 1.17 1.42 1.37 1.98 1.62 1.10 4.09 IN. 1.86 1.61 1.92 1.46 2.51 1.35 1.59 1.57 2.21 1.87 1.27 4.57 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 2004, BY WATER YEAR (WY) MEAN 7.96 8.79 9.79 11.6 12.6 14.2 10.4 10.0 7.58 6.30 7.15 6.11 MAX 20.5 19.3 20.6 28.3 23.8 36.5 20.5 38.3 14.2 13.9 28.0 26.4 (WY) 1993 1993 2003 1993 1990 2003 2003 2003 1989 2003 1994 2004 MIN 2.55 3.85 4.82 5.22 5.52 6.59 4.26 4.03 1.23 1.24 2.27 2.29 (WY) 2001 2002 2002 1981 2002 2002 2002 2000 2002 2002 2002 1999 SUMMARY STATISTICS FOR 2003 CALENDAR YEAR FOR 2004 WATER YEAR WATER YEARS 1980 - 2004 ANNUAL TOTAL 6018.2 4132.0 ANNUAL MEAN 16.5 11.3 9.36 HIGHEST ANNUAL MEAN 17.9 2003 LOWEST ANNUAL MEAN 4.66 2002 HIGHEST DAILY MEAN 420 Mar 20 223 Sep 8 420 Mar 20 2003 LOWEST DAILY MEAN 3.4 Sep 17 3.2 Aug 17 0.37 Aug 7 2002 ANNUAL SEVEN-DAY MINIMUM 4.0 Sep 12 4.5 Aug 14 0.45 Aug 7 2002 MAXIMUM PEAK FLOW 400 Sep 8 564 May 22 2003 MAXIMUM PEAK STAGE 7.30 Sep 8 8.63 May 22 2003 ANNUAL RUNOFF (CFSM) 2.55 1.75 1.45 ANNUAL RUNOFF (INCHES) 34.66 23.79 19.68 10 PERCENT EXCEEDS 25 16 14 50 PERCENT EXCEEDS 11 8.2 6.9 90 PERCENT EXCEEDS 5.9 5.5 3.3