1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 1 122 10 8.4 11 8.0 20 14 5.3 3.9 0.35 29 1.9 2 39 12 14 11 13 14 18 5.2 4.1 0.67 34 1.4 3 17 14 8.6 9.8 12 13 13 4.7 6.6 23 25 1.2 4 12 12 7.4 9.1 10 12 12 4.6 12 27 17 2.1 5 8.4 11 7.4 8.4 9.6 19 12 4.6 6.4 6.8 12 3.1 6 7.2 7.8 7.2 8.6 9.1 16 13 4.7 4.7 6.1 10 5.3 7 6.6 6.2 7.2 11 9.1 13 11 8.9 3.9 4.1 8.6 4.6 8 5.8 6.1 7.4 11 10 12 10 8.4 3.4 2.9 7.6 4.7 9 5.2 5.9 7.6 9.6 8.9 11 9.8 6.2 3.1 1.9 6.8 4.4 10 4.7 5.8 18 8.9 10 12 9.8 5.6 2.9 1.2 6.2 2.7 11 4.3 5.6 19 8.2 623 11 9.3 6.6 2.7 1.1 5.6 1.7 12 3.9 5.3 13 8.2 113 11 8.9 7.2 2.7 2.3 5.3 1.6 13 3.6 5.3 11 7.8 52 10 8.4 5.8 3.1 1.3 5.0 1.1 14 3.5 5.6 10 8.9 38 9.8 7.8 5.3 2.3 1.7 4.4 0.97 15 3.4 9.1 9.3 8.9 32 9.6 8.2 4.7 1.9 1.3 3.9 0.97 16 3.5 13 9.6 8.4 26 10 7.8 4.2 1.6 1.0 3.8 0.97 17 3.6 10 9.3 8.0 24 9.3 7.6 3.8 1.1 1.1 4.1 2.3 18 3.6 11 8.9 7.8 22 11 7.6 3.8 0.97 1.3 3.9 1.9 19 3.7 8.6 8.6 8.0 23 12 7.4 4.1 0.97 1.1 6.8 1.6 20 3.9 7.8 8.4 8.0 22 9.8 8.2 3.8 1.2 0.90 7.2 0.86 21 3.8 7.4 8.0 9.8 19 8.9 8.2 4.7 1.2 0.60 5.2 0.86 22 3.7 7.0 7.8 9.6 17 12 8.4 4.1 1.2 1.3 4.2 0.86 23 4.2 6.8 10 9.3 17 33 7.2 3.1 0.59 0.90 3.8 1.7 24 4.8 9.1 11 8.2 17 20 7.4 2.9 0.46 0.50 3.8 0.46 25 5.4 11 9.8 7.8 15 15 6.6 2.7 0.35 0.60 3.4 0.52 26 5.6 9.3 8.9 7.6 14 12 5.9 2.5 0.40 1.0 2.5 0.46 27 5.8 11 8.9 7.6 13 12 5.9 5.5 0.31 1.7 2.1 1.6 28 5.4 12 11 7.6 13 12 6.1 10 0.31 3.0 1.7 1.7 29 5.8 10 12 7.2 --- 11 5.5 6.4 0.35 6.0 1.9 2.7 30 7.0 8.9 12 7.8 --- 14 5.3 4.6 0.31 16 2.9 2.1 31 9.0 --- 13 8.0 --- 15 --- 3.9 --- 25 2.5 --- TOTAL 325.4 264.6 312.7 271.1 1199.7 410.4 270.3 157.9 75.02 143.72 240.2 58.33 MEAN 10.5 8.82 10.1 8.75 42.8 13.2 9.01 5.09 2.50 4.64 7.75 1.94 MAX 122 14 19 11 623 33 18 10 12 27 34 5.3 MIN 3.4 5.3 7.2 7.2 8.0 8.9 5.3 2.5 0.31 0.35 1.7 0.46 CFSM 0.44 0.37 0.42 0.37 1.79 0.55 0.38 0.21 0.10 0.19 0.32 0.08 IN. 0.51 0.41 0.49 0.42 1.87 0.64 0.42 0.25 0.12 0.22 0.37 0.09 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 2.0 2.1 8.4 140 34 81 21 34 19 11 25 4.9 2 1.7 1.9 7.9 30 29 67 20 30 15 9.2 13 11 3 1.5 1.9 5.4 200 116 50 22 30 16 8.2 11 33 4 1.5 1.8 4.0 360 280 40 20 25 115 7.7 9.0 19 5 1.6 1.9 3.3 300 88 37 23 23 200 11 28 9.7 6 1.5 2.4 2.8 90 64 34 27 21 42 9.5 15 7.7 7 1.5 2.0 2.9 26 47 47 21 20 29 9.2 11 6.7 8 1.6 1.9 3.4 20 40 50 26 20 24 9.2 9.5 6.1 9 1.5 2.1 3.2 19 36 36 46 19 22 7.2 9.0 5.7 10 1.6 3.3 2.9 18 48 33 30 19 22 6.7 9.0 5.9 11 1.7 2.8 2.9 23 41 30 25 16 23 7.2 9.5 9.0 12 1.8 2.2 3.2 28 35 29 23 15 20 10 9.0 6.9 13 1.7 2.0 3.4 20 47 28 23 14 20 9.2 8.4 6.5 14 1.3 2.0 9.0 19 45 26 25 14 20 11 8.2 6.5 15 1.4 2.0 125 20 37 33 24 14 19 13 7.7 6.3 16 1.5 2.0 65 22 36 37 22 14 20 15 6.9 5.7 17 1.3 3.4 34 24 76 31 24 13 19 15 6.5 5.2 18 1.4 2.8 20 30 80 29 33 13 19 10 7.4 5.1 19 1.4 2.6 16 50 50 28 24 12 19 9.5 8.2 7.7 20 1.2 2.8 17 100 46 27 37 12 17 7.7 7.4 7.4 21 2.2 3.0 22 140 40 28 37 17 13 7.2 6.5 6.5 22 0.90 3.2 18 100 35 30 28 12 14 6.7 6.3 7.2 23 3.5 3.2 14 110 31 26 24 12 18 6.7 11 6.3 24 2.0 5.2 20 100 29 25 22 83 13 8.7 7.7 5.6 25 8.4 5.4 120 80 27 26 24 43 13 7.7 6.5 5.2 26 15 5.1 75 46 27 24 178 81 11 6.7 5.9 6.7 27 4.4 3.5 44 33 63 22 126 57 11 6.3 5.7 6.9 28 2.5 3.2 28 29 105 21 100 36 25 5.6 5.4 6.3 29 2.0 3.0 26 27 --- 21 58 33 17 5.4 4.9 5.7 30 1.9 4.6 80 25 --- 22 42 23 13 6.3 4.9 7.9 31 3.0 --- 380 24 --- 21 --- 19 --- 42 4.9 --- TOTAL 76.50 85.3 1166.7 2253 1632 1039 1155 794 848 305.8 288.4 240.3 MEAN 2.47 2.84 37.6 72.7 58.3 33.5 38.5 25.6 28.3 9.86 9.30 8.01 MAX 15 5.4 380 360 280 81 178 83 200 42 28 33 MIN 0.90 1.8 2.8 18 27 21 20 12 11 5.4 4.9 4.9 CFSM 0.10 0.12 1.57 3.04 2.44 1.40 1.61 1.07 1.18 0.41 0.39 0.34 IN. 0.12 0.13 1.82 3.51 2.54 1.62 1.80 1.24 1.32 0.48 0.45 0.37 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 5.0 4.4 14 25 23 45 64 33 15 16 2.0 4.0 2 4.5 6.4 14 43 92 37 89 33 15 11 2.1 6.0 3 4.4 7.1 12 49 62 33 99 32 14 9.6 4.2 8.0 4 4.9 23 12 34 39 31 62 41 13 8.1 6.7 5.0 5 3.9 23 12 29 32 30 54 33 13 8.7 11 4.0 6 4.0 14 12 26 48 170 51 33 17 9.5 5.7 3.5 7 3.5 11 11 24 56 121 53 30 20 7.3 3.7 3.0 8 5.4 10 11 23 39 68 176 30 25 5.7 4.8 2.5 9 8.3 9.5 9.9 25 33 52 235 33 18 5.0 5.7 2.2 10 6.3 9.1 9.3 33 33 44 109 29 14 4.5 4.0 2.0 11 5.4 8.8 13 27 53 40 73 28 12 4.4 3.0 1.8 12 6.2 8.7 122 27 42 37 62 27 11 4.4 2.5 1.6 13 12 21 41 25 35 34 56 26 9.7 4.4 2.2 1.5 14 20 21 27 23 288 33 52 26 8.5 3.8 2.0 3.0 15 10 26 23 22 167 31 75 25 8.1 3.7 1.8 6.0 16 6.2 17 44 21 75 30 78 26 7.5 3.1 1.6 10 17 5.0 6.7 34 20 55 337 54 26 7.1 2.7 1.5 6.0 18 4.5 5.5 26 20 46 570 51 24 6.5 3.4 1.4 4.0 19 4.3 4.1 23 19 41 215 49 24 8.8 3.7 1.4 3.0 20 4.3 4.0 22 18 37 108 45 30 8.7 2.7 1.3 2.0 21 4.7 3.9 20 25 35 204 42 26 7.4 3.5 1.3 4.0 22 5.9 4.8 19 82 38 102 41 24 9.7 2.3 1.2 6.0 23 4.1 7.9 18 60 119 74 41 23 8.7 1.3 1.1 4.0 24 4.2 8.6 18 41 64 66 63 23 7.2 1.5 1.0 5.0 25 22 7.5 17 33 49 79 55 20 5.6 3.0 2.0 7.0 26 37 7.4 17 29 40 77 44 18 16 8.0 5.0 5.0 27 5.6 8.0 17 29 36 102 40 17 13 4.2 4.0 4.3 28 4.4 8.4 17 31 36 85 37 16 7.4 2.5 3.0 4.2 29 4.1 13 23 27 --- 62 36 17 6.6 2.4 2.5 3.1 30 3.7 13 23 25 --- 54 35 20 13 1.7 2.0 0.20 31 3.6 --- 27 24 --- 72 --- 18 --- 1.8 3.0 --- TOTAL 227.4 322.8 708.2 939 1713 3043 2021 811 346.5 153.9 94.7 121.90 MEAN 7.34 10.8 22.8 30.3 61.2 98.2 67.4 26.2 11.6 4.96 3.05 4.06 MAX 37 26 122 82 288 570 235 41 25 16 11 10 MIN 3.5 3.9 9.3 18 23 30 35 16 5.6 1.3 1.0 0.20 CFSM 0.31 0.45 0.96 1.27 2.56 4.11 2.82 1.09 0.48 0.21 0.13 0.17 IN. 0.35 0.50 1.10 1.46 2.67 4.74 3.15 1.26 0.54 0.24 0.15 0.19 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 0.81 2.2 15 23 22 48 62 28 17 26 35 9.7 2 0.72 2.5 16 22 22 43 55 30 15 31 33 8.8 3 0.70 2.6 41 22 23 39 53 49 13 15 30 8.4 4 0.68 3.1 150 21 31 37 100 83 12 12 26 8.0 5 0.72 3.3 55 21 30 41 176 45 11 18 22 8.0 6 0.76 2.6 480 21 27 66 79 35 10 53 20 7.2 7 0.73 2.2 130 20 25 66 59 45 10 16 18 6.9 8 0.70 2.2 60 18 24 51 50 38 9.9 12 17 9.4 9 0.78 2.7 45 18 24 44 48 31 9.4 11 16 7.5 10 0.83 3.2 36 103 24 39 55 28 9.3 10 22 7.7 11 0.79 3.8 50 176 23 37 48 26 9.1 9.6 29 7.8 12 0.99 3.4 150 60 23 34 43 24 8.7 9.0 37 6.7 13 0.81 3.0 70 45 54 70 41 22 8.8 10 31 5.6 14 1.1 3.2 43 40 494 56 40 21 7.9 15 27 5.5 15 0.74 12 37 37 145 45 54 19 8.1 12 20 5.5 16 0.66 20 32 34 65 40 42 18 8.0 29 17 6.1 17 0.77 11 30 32 47 38 38 17 13 62 16 5.3 18 0.77 6.5 27 40 40 36 35 17 11 34 13 4.9 19 1.0 5.3 27 124 36 35 35 16 9.2 26 33 4.9 20 1.1 5.6 25 57 33 35 41 16 8.4 21 19 4.8 21 1.4 12 23 40 30 57 38 15 8.5 21 15 4.9 22 1.4 8.0 35 34 27 39 40 14 57 22 13 4.4 23 5.5 9.0 32 34 61 34 83 15 19 16 27 4.4 24 7.3 9.5 28 34 48 32 54 32 15 16 35 4.5 25 6.0 50 24 32 37 55 42 18 15 14 19 4.5 26 3.9 22 22 32 32 47 36 16 12 14 15 4.3 27 2.8 15 21 30 146 38 33 15 12 19 13 4.0 28 2.2 18 29 28 116 254 32 19 11 81 13 4.0 29 1.9 31 35 26 61 367 31 33 11 129 13 4.5 30 2.0 16 29 25 --- 115 30 35 12 51 13 4.8 31 2.2 --- 25 23 --- 75 --- 23 --- 38 11 --- TOTAL 52.76 290.9 1822 1272 1770 2013 1573 843 381.3 852.6 668 183.0 MEAN 1.70 9.70 58.8 41.0 61.0 64.9 52.4 27.2 12.7 27.5 21.5 6.10 MAX 7.3 50 480 176 494 367 176 83 57 129 37 9.7 MIN 0.66 2.2 15 18 22 32 30 14 7.9 9.0 11 4.0 CFSM 0.07 0.41 2.46 1.72 2.55 2.72 2.19 1.14 0.53 1.15 0.90 0.26 IN. 0.08 0.45 2.84 1.98 2.75 3.13 2.45 1.31 0.59 1.33 1.04 0.28 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 10 5.2 5.8 8.7 20 19 11 3.6 2.7 5.1 30 4.5 2 6.7 5.4 5.5 32 10 18 11 3.4 2.8 3.6 24 4.4 3 4.6 5.0 11 16 9.0 17 10 11 2.6 2.3 21 4.2 4 3.9 6.0 14 11 8.5 17 9.9 10 10 1.3 19 4.1 5 3.7 7.1 13 9.0 30 16 9.7 7.1 6.0 1.3 18 3.9 6 3.5 6.6 6.9 9.0 11 15 13 5.6 4.0 4.7 17 3.8 7 3.4 6.1 6.0 8.3 9.5 16 12 4.5 9.5 4.5 16 3.8 8 3.6 5.6 6.1 7.2 8.5 15 10 3.4 6.0 2.5 16 3.7 9 3.4 5.9 6.3 15 8.0 14 9.4 4.5 4.0 1.6 22 3.6 10 3.2 5.6 6.3 11 70 15 9.2 8.5 3.3 1.1 19 3.5 11 3.0 7.5 6.0 8.6 45 14 8.6 18 4.0 0.84 16 3.5 12 3.2 6.8 5.5 6.8 35 13 8.5 15 3.4 0.77 16 3.5 13 2.8 5.2 6.2 7.4 32 12 8.1 11 2.8 26 15 12 14 2.8 4.9 5.8 8.0 30 12 8.5 7.6 2.5 29 15 7.0 15 3.0 4.6 5.4 9.0 27 11 9.5 5.4 6.0 9.9 14 4.5 16 2.6 3.9 5.0 12 24 11 11 13 5.0 11 13 3.2 17 3.0 4.2 4.8 10 27 12 9.8 18 3.5 27 243 3.0 18 6.5 4.1 4.4 9.0 23 10 8.6 13 2.8 11 352 2.8 19 6.0 4.4 4.0 8.5 20 11 8.0 9.4 2.3 6.8 8.4 2.7 20 4.8 4.8 5.5 8.0 20 9.0 7.5 6.8 1.8 4.2 7.2 2.8 21 4.6 4.3 6.6 7.5 19 24 7.1 6.2 1.3 3.6 6.2 2.7 22 4.8 4.3 5.8 7.0 18 15 6.4 5.1 0.92 23 5.2 2.8 23 4.6 4.6 5.2 6.8 17 13 5.1 4.4 1.0 134 4.8 1.7 24 5.0 4.6 4.8 6.4 25 12 5.7 4.1 0.77 59 30 2.8 25 4.7 4.7 4.5 7.2 43 11 6.5 3.8 1.0 112 28 2.7 26 4.7 4.5 4.3 9.0 30 10 5.7 3.6 0.80 82 10 2.2 27 4.4 4.7 4.3 12 22 9.5 5.3 3.6 0.79 39 6.5 2.0 28 6.1 12 5.0 8.0 20 9.5 5.0 3.3 0.61 27 5.0 1.3 29 6.4 11 5.6 7.0 --- 8.0 4.7 3.1 0.63 161 6.2 1.1 30 5.4 7.1 6.2 6.5 --- 9.0 4.1 3.0 12 90 5.0 1.2 31 5.4 --- 7.0 110 --- 10 --- 2.8 --- 42 4.7 --- TOTAL 139.8 170.7 192.8 401.9 661.5 408.0 248.9 221.8 104.82 927.11 1013.2 105.0 MEAN 4.51 5.69 6.22 13.0 23.6 13.2 8.30 7.15 3.49 29.9 32.7 3.50 MAX 10 12 14 110 70 24 13 18 12 161 352 12 MIN 2.6 3.9 4.0 6.4 8.0 8.0 4.1 2.8 0.61 0.77 4.7 1.1 CFSM 0.19 0.24 0.26 0.54 0.99 0.55 0.35 0.30 0.15 1.25 1.37 0.15 IN. 0.22 0.27 0.30 0.63 1.03 0.64 0.39 0.35 0.16 1.44 1.58 0.16 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 0.83 52 122 22 15 16 17 4.2 2.8 0.33 0.19 1.7 2 0.91 75 110 20 15 14 16 4.2 2.5 0.74 0.14 1.5 3 1.2 33 80 20 15 13 15 3.7 1.9 0.64 0.27 1.6 4 6.0 28 66 19 15 12 15 3.7 1.9 0.42 0.14 1.9 5 8.0 19 60 18 15 26 14 3.6 1.3 0.20 0.37 5.6 6 3.3 14 54 18 18 20 14 3.5 1.5 0.17 0.41 5.9 7 1.4 11 50 17 20 16 13 3.5 1.1 0.32 0.49 3.5 8 1.2 9.6 47 16 16 14 13 3.5 1.0 0.24 0.28 2.1 9 1.1 7.9 45 15 15 13 14 3.7 0.96 0.23 0.15 4.0 10 1.1 7.3 44 17 16 14 12 3.3 0.66 0.13 0.21 2.5 11 1.3 6.6 43 17 45 14 12 3.5 0.95 0.32 0.23 2.0 12 1.0 12 30 16 30 13 11 3.5 0.80 0.21 7.6 2.0 13 1.3 23 42 16 22 17 11 3.5 0.80 0.29 6.9 2.0 14 1.4 32 35 14 20 108 11 4.2 0.51 0.20 11 1.8 15 1.1 17 28 14 19 73 9.7 3.9 0.71 0.20 4.8 1.7 16 1.3 19 27 14 17 45 9.8 3.5 1.4 0.36 2.2 1.6 17 1.2 20 26 14 17 36 8.7 3.2 1.6 0.15 1.3 1.6 18 1.4 16 26 15 17 29 8.9 3.4 1.5 0.27 0.84 1.7 19 1.0 15 25 37 18 36 11 9.1 1.0 0.16 2.6 1.7 20 1.1 170 24 27 22 53 19 25 1.1 0.29 44 1.7 21 8.3 190 23 18 18 49 9.2 10 0.54 0.13 27 1.6 22 23 170 23 16 15 37 8.3 5.6 0.53 0.24 7.9 1.6 23 18 135 23 15 14 32 7.3 4.8 0.52 0.15 7.4 1.6 24 8.8 110 23 14 14 28 6.9 4.0 0.24 0.22 6.6 1.6 25 5.2 80 22 15 14 25 6.8 3.5 0.41 0.30 3.7 1.6 26 3.1 40 21 25 13 25 5.9 6.8 0.22 0.45 2.3 1.5 27 2.5 25 21 26 14 24 6.0 6.8 0.42 0.27 1.6 1.4 28 2.3 23 20 22 17 22 5.9 6.0 0.24 0.16 1.1 1.3 29 2.2 110 21 19 --- 21 5.2 4.5 0.31 0.26 1.1 1.3 30 2.1 130 20 17 --- 19 4.8 4.0 0.31 0.13 0.82 1.4 31 3.6 --- 19 16 --- 18 --- 3.2 --- 0.19 1.1 --- TOTAL 116.24 1600.4 1220 569 506 882 321.4 158.9 29.73 8.37 144.74 63.0 MEAN 3.75 53.3 39.4 18.4 18.1 28.5 10.7 5.13 0.99 0.27 4.67 2.10 MAX 23 190 122 37 45 108 19 25 2.8 0.74 44 5.9 MIN 0.83 6.6 19 14 13 12 4.8 3.2 0.22 0.13 0.14 1.3 CFSM 0.16 2.23 1.65 0.77 0.76 1.19 0.45 0.21 0.04 0.01 0.20 0.09 IN. 0.18 2.49 1.90 0.89 0.79 1.37 0.50 0.25 0.05 0.01 0.23 0.10 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 0.24 2.9 17 129 39 490 63 19 7.6 5.9 1.8 9.7 2 0.24 3.1 35 112 36 144 52 22 7.4 7.9 5.6 4.3 3 0.33 3.3 50 53 34 82 47 18 7.4 14 3.6 3.5 4 0.21 3.3 35 39 30 63 44 17 7.8 11 2.2 2.4 5 0.21 3.4 25 34 28 56 41 17 8.6 9.7 3.7 32 6 0.32 3.2 20 28 27 54 38 16 8.0 7.7 1.9 62 7 0.20 3.1 17 26 37 54 36 16 7.2 5.9 3.8 205 8 0.22 3.2 15 24 32 60 33 16 6.8 4.7 4.3 171 9 33 3.4 14 22 26 60 32 15 6.4 4.1 3.2 48 10 41 3.0 30 33 24 56 30 13 12 3.7 3.0 30 11 29 5.0 64 34 23 52 29 12 23 3.6 7.4 23 12 15 10 50 25 23 47 29 12 18 3.9 6.2 37 13 6.7 8.0 40 23 22 44 27 24 13 5.1 4.8 58 14 5.2 4.5 30 21 21 40 25 31 40 4.5 2.8 32 15 4.0 29 25 21 21 36 69 20 23 3.9 1.9 22 16 2.8 28 21 21 33 34 55 16 19 3.1 2.4 18 17 2.4 18 19 24 36 31 40 14 17 3.0 2.1 16 18 1.8 13 17 46 32 31 39 12 14 2.4 1.6 14 19 1.6 10 16 469 29 74 34 10 14 2.4 1.2 12 20 1.8 60 15 184 26 52 29 10 13 2.0 1.4 8.0 21 2.6 56 14 87 24 42 26 11 13 1.6 1.1 9.0 22 2.8 45 13 434 27 38 25 9.9 10 1.4 0.71 8.2 23 2.5 20 40 181 35 34 23 9.1 9.9 1.2 0.83 7.4 24 2.3 11 200 88 26 31 26 8.7 9.1 1.3 0.69 6.8 25 3.0 12 130 93 24 43 26 8.4 8.4 1.2 0.56 6.2 26 13 25 50 136 24 44 23 8.2 11 1.1 1.3 5.6 27 10 60 35 73 154 51 21 8.8 18 1.0 1.3 6.4 28 7.0 40 27 57 518 110 20 8.4 11 0.80 0.73 7.6 29 4.5 28 22 48 --- 59 19 8.0 7.9 1.1 1.8 8.2 30 3.5 20 19 44 --- 99 18 7.8 6.0 2.1 11 9.2 31 2.7 --- 18 41 --- 92 --- 7.6 --- 1.9 13 --- TOTAL 200.17 534.4 1123 2650 1411 2203 1019 425.9 377.5 123.20 97.92 882.5 MEAN 6.46 17.8 36.2 85.5 50.4 71.1 34.0 13.7 12.6 3.97 3.16 29.4 MAX 41 60 200 469 518 490 69 31 40 14 13 205 MIN 0.20 2.9 13 21 21 31 18 7.6 6.0 0.80 0.56 2.4 CFSM 0.27 0.75 1.52 3.58 2.11 2.97 1.42 0.57 0.53 0.17 0.13 1.23 IN. 0.31 0.83 1.75 4.12 2.20 3.43 1.59 0.66 0.59 0.19 0.15 1.37 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 8.4 5.8 17 25 22 15 15 8.5 4.0 4.2 1.6 22 2 6.9 5.9 14 24 21 14 14 8.5 3.7 2.7 0.77 15 3 6.2 8.0 13 38 30 14 14 7.8 3.2 1.9 0.73 12 4 5.6 7.0 11 55 32 15 15 8.2 2.9 2.1 6.5 14 5 4.5 7.7 10 42 28 15 14 24 2.6 2.1 29 126 6 4.2 7.0 9.8 30 23 14 13 15 2.4 1.9 8.9 53 7 3.8 5.6 10 26 21 14 13 11 2.3 1.3 7.5 25 8 3.4 5.4 9.5 24 21 13 13 8.6 2.4 1.1 3.9 17 9 3.6 6.1 11 26 20 15 12 7.8 2.7 1.4 2.4 61 10 3.3 14 13 24 20 43 11 7.5 3.6 1.7 3.5 76 11 3.0 14 15 23 19 45 11 7.6 3.2 1.8 4.5 35 12 2.9 9.1 14 21 22 26 38 7.4 2.8 1.7 3.3 25 13 3.1 7.3 12 22 19 24 42 7.0 2.4 1.7 2.6 21 14 3.0 6.4 10 25 18 21 24 6.1 2.2 2.8 2.4 18 15 2.9 6.1 9.4 23 19 18 19 6.0 2.3 2.4 2.6 14 16 2.8 6.1 12 22 20 17 19 7.2 2.4 1.5 2.0 13 17 3.5 22 11 26 20 17 16 9.1 2.5 3.0 1.8 14 18 3.1 28 9.8 57 18 18 15 8.8 2.6 2.3 1.3 41 19 2.8 15 9.0 56 25 27 19 7.0 2.5 1.2 1.2 31 20 3.0 11 8.8 101 25 21 17 6.1 2.4 1.3 0.53 24 21 3.4 9.1 9.4 80 20 19 15 5.2 1.8 0.81 0.58 19 22 3.9 8.4 13 51 18 17 14 4.8 1.8 0.94 0.77 15 23 4.2 8.1 54 39 18 16 13 5.2 1.3 4.3 0.65 12 24 6.4 8.4 40 33 18 16 16 13 1.3 5.5 0.72 11 25 5.4 8.0 31 32 17 16 15 9.7 0.97 3.0 6.7 10 26 5.1 9.3 25 32 16 16 12 8.2 0.98 2.0 3.5 9.7 27 11 61 22 26 16 22 12 6.7 1.4 2.7 2.0 9.3 28 12 46 24 24 16 18 11 5.8 1.2 8.4 37 8.7 29 7.6 36 37 23 16 16 10 5.4 1.3 5.1 236 8.3 30 6.3 23 51 22 --- 15 8.7 4.8 2.7 2.8 101 7.9 31 5.6 --- 35 22 --- 15 --- 4.6 --- 2.1 46 --- TOTAL 150.9 414.8 570.7 1074 598 592 480.7 252.6 69.85 77.75 521.95 767.9 MEAN 4.87 13.8 18.4 34.6 20.6 19.1 16.0 8.15 2.33 2.51 16.8 25.6 MAX 12 61 54 101 32 45 42 24 4.0 8.4 236 126 MIN 2.8 5.4 8.8 21 16 13 8.7 4.6 0.97 0.81 0.53 7.9 CFSM 0.20 0.58 0.77 1.45 0.86 0.80 0.67 0.34 0.10 0.10 0.70 1.07 IN. 0.23 0.65 0.89 1.67 0.93 0.92 0.75 0.39 0.11 0.12 0.81 1.20 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 7.5 92 15 55 13 80 37 188 13 11 25 14 2 7.7 35 14 26 13 47 36 259 12 9.0 64 11 3 18 21 13 27 13 110 35 72 11 8.4 28 10 4 66 18 13 26 12 89 35 50 10 19 21 9.5 5 23 21 13 18 12 62 35 47 14 31 18 9.2 6 14 21 13 19 19 116 43 55 20 16 16 9.8 7 11 17 12 19 16 154 49 46 13 14 15 11 8 10 15 12 17 14 68 55 45 12 12 14 10 9 9.4 14 12 24 12 53 76 45 31 9.6 13 9.6 10 8.8 14 12 26 10 43 53 62 17 8.1 12 9.2 11 8.6 13 12 23 9.0 36 50 45 12 6.8 11 8.6 12 8.0 13 11 23 9.8 32 45 44 10 8.7 11 9.2 13 7.2 12 11 25 9.0 28 44 40 8.7 15 13 14 14 6.8 12 11 24 8.5 27 44 35 7.6 11 16 10 15 6.7 12 11 24 9.0 26 258 32 6.9 45 15 9.3 16 6.8 12 11 22 8.5 25 147 29 9.6 35 23 19 17 6.9 28 11 19 8.0 23 77 27 17 183 24 14 18 6.6 22 10 18 10 23 59 27 13 78 18 10 19 8.8 16 10 18 15 23 53 26 11 38 15 9.2 20 8.6 15 10 17 18 22 98 25 19 64 12 9.1 21 8.6 14 11 16 60 23 61 24 21 117 9.5 9.9 22 9.8 13 11 15 140 29 53 23 20 125 9.0 661 23 8.5 17 11 15 80 188 51 22 15 59 8.6 166 24 7.5 21 11 15 60 421 50 21 21 33 8.4 54 25 7.0 17 11 14 45 118 49 20 16 25 8.2 46 26 6.6 15 10 14 40 70 48 18 12 20 8.0 50 27 6.8 15 9.9 14 35 52 48 17 9.9 86 9.5 43 28 8.6 20 10 14 130 46 48 16 9.8 60 12 35 29 9.1 18 11 13 --- 42 47 15 22 33 14 32 30 7.8 16 10 14 --- 40 47 14 14 25 16 35 31 15 --- 12 14 --- 39 --- 13 --- 22 19 --- TOTAL 345.7 589 354.9 628 828.8 2155 1831 1402 428.5 1227.6 506.2 1347.6 MEAN 11.2 19.6 11.4 20.3 29.6 69.5 61.0 45.2 14.3 39.6 16.3 44.9 MAX 66 92 15 55 140 421 258 259 31 183 64 661 MIN 6.6 12 9.9 13 8.0 22 35 13 6.9 6.8 8.0 8.6 CFSM 0.47 0.82 0.48 0.85 1.24 2.91 2.55 1.89 0.60 1.66 0.68 1.88 IN. 0.54 0.92 0.55 0.98 1.29 3.35 2.85 2.18 0.67 1.91 0.79 2.10 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 1 271 19 18 35 28 39 41 18 8.3 3.2 2.0 3.1 2 938 23 18 26 28 38 33 17 8.0 3.8 1.8 2.9 3 227 26 18 24 27 178 31 16 8.3 3.1 1.8 2.8 4 92 20 17 24 29 87 28 16 8.2 2.7 1.4 2.5 5 62 18 17 23 29 60 26 20 7.7 2.4 2.2 2.4 6 50 18 17 37 24 50 25 18 6.9 2.2 2.5 2.2 7 44 18 17 40 24 45 33 16 6.7 2.1 2.7 2.1 8 39 19 161 156 23 41 26 15 6.2 2.1 3.0 2.1 9 34 22 195 87 26 41 25 14 5.9 2.2 15 2.2 10 31 22 118 54 131 40 25 39 6.1 2.9 8.7 3.4 11 30 18 79 43 55 37 26 23 5.6 2.7 7.1 3.7 12 28 18 76 38 40 35 24 16 4.5 2.1 4.7 4.0 13 27 17 184 32 32 34 23 14 4.0 5.1 3.2 5.6 14 27 17 88 30 29 32 23 13 4.1 7.8 2.6 6.2 15 26 26 59 29 27 32 29 13 8.1 7.6 2.7 4.9 16 25 42 47 28 46 34 25 12 11 4.9 2.5 4.1 17 24 30 40 30 79 47 23 14 7.2 4.9 2.4 3.2 18 25 22 37 27 43 64 21 15 5.7 10 2.5 2.3 19 29 19 39 26 435 41 20 12 4.7 7.4 2.4 2.2 20 25 20 38 25 145 35 20 11 4.2 11 2.2 2.0 21 22 19 35 38 73 32 21 13 4.0 8.1 24 2.6 22 21 18 30 32 104 30 20 12 10 5.5 36 6.9 23 20 37 27 27 210 29 20 11 7.8 4.1 17 9.7 24 20 27 26 25 87 28 19 9.8 5.4 3.4 13 5.0 25 19 22 26 33 59 27 19 9.2 4.5 2.9 18 3.6 26 19 21 28 71 48 27 18 8.6 4.0 2.6 15 3.1 27 18 21 26 41 44 29 17 8.3 3.8 2.3 8.1 2.7 28 18 20 25 34 42 26 17 8.7 3.6 2.2 5.5 2.4 29 18 21 25 34 --- 32 28 17 3.7 2.3 4.3 2.5 30 18 19 25 41 --- 34 21 12 3.2 2.1 3.7 2.8 31 19 --- 26 32 --- 57 --- 9.1 --- 2.0 3.2 --- TOTAL 2266 659 1582 1222 1967 1361 727 450.7 181.4 127.7 221.2 105.2 MEAN 73.1 22.0 51.0 39.4 70.2 43.9 24.2 14.5 6.05 4.12 7.14 3.51 MAX 938 42 195 156 435 178 41 39 11 11 36 9.7 MIN 18 17 17 23 23 26 17 8.3 3.2 2.0 1.4 2.0 CFSM 3.06 0.92 2.14 1.65 2.94 1.84 1.01 0.61 0.25 0.17 0.30 0.15 IN. 3.53 1.03 2.46 1.90 3.06 2.12 1.13 0.70 0.28 0.20 0.34 0.16 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 1.2 19 20 20 46 18 53 25 30 10 52 20 2 0.99 17 19 19 36 86 42 23 45 10 160 19 3 0.88 16 50 19 31 467 35 25 27 9.5 49 19 4 2.1 15 130 19 28 358 32 690 19 12 26 18 5 2.4 15 39 18 26 98 53 192 17 16 19 18 6 1.2 15 26 17 24 58 67 72 17 12 20 17 7 0.90 14 22 19 87 47 42 49 16 9.5 199 17 8 0.74 14 26 22 141 36 59 44 15 11 349 16 9 1.9 110 23 20 51 31 106 38 15 9.5 340 15 10 360 190 21 18 37 28 131 36 14 8.5 122 13 11 1080 40 20 33 30 26 62 50 13 8.0 91 13 12 538 29 19 72 26 24 45 88 13 7.5 55 12 13 156 23 18 41 24 47 39 51 15 7.0 50 11 14 66 21 19 31 29 93 41 30 27 15 100 12 15 38 20 18 27 23 45 37 50 31 20 300 11 16 26 19 18 51 19 35 34 80 17 12 100 13 17 21 19 18 38 19 31 33 57 15 14 40 14 18 21 18 17 30 18 37 57 41 27 14 25 12 19 18 18 19 30 18 31 55 81 47 15 20 11 20 15 18 22 49 18 25 45 62 44 11 25 12 21 13 17 40 38 17 23 33 48 17 9.6 30 10 22 20 17 28 29 24 23 29 40 15 10 21 10 23 649 17 25 26 67 24 25 34 14 7.8 20 9.7 24 128 16 23 32 51 22 27 22 13 12 20 9.7 25 81 16 20 48 32 21 27 21 13 17 23 15 26 145 15 18 42 26 20 30 20 12 9.7 25 22 27 53 17 19 35 22 20 28 30 12 9.3 22 16 28 36 19 25 31 19 25 89 31 11 40 24 11 29 28 40 22 28 --- 133 47 21 11 34 36 10 30 23 23 22 61 --- 329 32 20 11 38 23 9.9 31 21 --- 22 94 --- 81 --- 18 --- 30 21 --- TOTAL 3548.31 847 828 1057 989 2342 1435 2089 593 448.9 2407 416.3 MEAN 114 28.2 26.7 34.1 35.3 75.5 47.8 67.4 19.8 14.5 77.6 13.9 MAX 1080 190 130 94 141 467 131 690 47 40 349 22 MIN 0.74 14 17 17 17 18 25 18 11 7.0 19 9.7 CFSM 4.79 1.18 1.12 1.43 1.48 3.16 2.00 2.82 0.83 0.61 3.25 0.58 IN. 5.52 1.32 1.29 1.65 1.54 3.65 2.23 3.25 0.92 0.70 3.75 0.65 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1981 - 1991, BY WATER YEAR (WY) MEAN 21.8 17.5 29.0 36.2 42.8 48.2 33.6 22.3 10.4 12.9 18.2 13.0 MAX 114 53.3 58.8 85.5 70.2 98.2 67.4 67.4 28.3 39.6 77.6 44.9 (WY) 1991 1986 1984 1987 1990 1983 1983 1991 1982 1989 1991 1989 MIN 1.70 2.84 6.22 8.75 18.1 13.2 8.30 5.09 0.99 0.27 3.05 1.94 (WY) 1984 1982 1985 1981 1986 1985 1985 1981 1986 1986 1983 1981 SUMMARY STATISTICS FOR 1990 CALENDAR YEAR FOR 1991 WATER YEAR WATER YEARS 1981 - 1991 ANNUAL TOTAL 17000.51 ANNUAL MEAN 46.6 25.4 HIGHEST ANNUAL MEAN 46.6 1991 LOWEST ANNUAL MEAN 10.2 1981 HIGHEST DAILY MEAN 1080 Oct 11 1080 Oct 11 1990 LOWEST DAILY MEAN 0.74 Oct 8 0.13 Jul 10 1986 ANNUAL SEVEN-DAY MINIMUM 1.3 Oct 2 0.19 Jul 29 1986 MAXIMUM PEAK FLOW 1770 Oct 10 1770 Oct 10 1990 MAXIMUM PEAK STAGE 10.69 Oct 10 10.69 Oct 10 1990 ANNUAL RUNOFF (CFSM) 1.95 1.06 ANNUAL RUNOFF (INCHES) 26.46 14.46 10 PERCENT EXCEEDS 81 49 50 PERCENT EXCEEDS 23 14 90 PERCENT EXCEEDS 11 2.2 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 9.6 9.5 10 17 17 34 25 19 11 10 6.2 3.5 2 9.8 9.6 10 15 16 31 23 18 9.9 9.6 6.2 3.1 3 16 9.7 21 28 16 29 23 18 11 9.0 6.2 4.7 4 12 10 25 30 17 28 23 18 24 8.9 6.2 6.3 5 11 9.8 13 20 16 27 22 17 56 8.4 6.6 4.8 6 11 9.3 11 17 16 39 21 18 17 8.0 7.2 4.5 7 10 9.3 10 16 16 65 21 45 13 7.8 6.4 4.4 8 9.6 9.3 9.8 15 16 40 21 86 12 7.4 6.2 4.1 9 9.2 12 9.6 15 15 32 21 38 20 7.6 6.2 4.0 10 8.8 52 9.6 15 15 30 20 25 17 6.5 6.1 3.5 11 9.6 20 9.1 14 16 29 20 21 20 6.2 6.0 4.2 12 10 14 8.6 14 16 28 20 18 21 6.2 6.0 4.4 13 9.5 13 8.9 14 16 28 19 17 18 6.2 6.8 4.3 14 9.0 12 9.4 25 16 28 18 17 46 6.2 23 4.1 15 11 11 9.0 19 20 27 17 16 39 6.1 13 4.1 16 13 11 8.3 16 26 27 16 15 46 5.8 9.3 4.0 17 15 11 8.2 15 20 27 16 14 27 5.8 20 4.0 18 12 11 8.2 15 20 27 16 13 19 5.8 34 4.0 19 11 11 8.2 16 23 30 16 13 16 13 21 4.0 20 11 12 8.3 15 21 29 20 12 15 12 38 4.2 21 10 11 8.6 15 19 28 156 12 14 7.5 20 5.1 22 11 11 9.2 15 19 27 163 12 13 7.1 13 5.5 23 11 11 9.1 32 46 35 51 11 13 7.0 9.6 5.0 24 12 11 13 35 49 29 34 11 12 7.0 8.1 5.6 25 11 10 11 23 84 26 27 11 11 7.0 6.5 6.6 26 11 10 9.8 20 229 80 23 11 11 6.8 5.5 6.3 27 10 9.5 12 19 86 48 21 11 11 6.7 5.4 17 28 10 9.5 35 19 51 34 20 10 11 6.6 5.4 13 29 9.7 10 127 19 41 29 20 11 10 6.3 4.9 8.2 30 9.4 10 35 18 --- 27 19 12 10 6.2 4.5 7.0 31 9.6 --- 21 18 --- 26 --- 12 --- 6.2 3.9 --- TOTAL 332.8 369.5 505.9 584 978 1024 932 582 573.9 230.9 327.4 163.5 MEAN 10.7 12.3 16.3 18.8 33.7 33.0 31.1 18.8 19.1 7.45 10.6 5.45 MAX 16 52 127 35 229 80 163 86 56 13 38 17 MIN 8.8 9.3 8.2 14 15 26 16 10 9.9 5.8 3.9 3.1 CFSM 0.45 0.52 0.68 0.79 1.41 1.38 1.30 0.79 0.80 0.31 0.44 0.23 IN. 0.52 0.58 0.79 0.91 1.52 1.59 1.45 0.91 0.89 0.36 0.51 0.25 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1981 - 1992, BY WATER YEAR (WY) MEAN 20.9 17.1 27.9 34.7 42.0 47.0 33.4 22.0 11.1 12.4 17.6 12.4 MAX 114 53.3 58.8 85.5 70.2 98.2 67.4 67.4 28.3 39.6 77.6 44.9 (WY) 1991 1986 1984 1987 1990 1983 1983 1991 1982 1989 1991 1989 MIN 1.70 2.84 6.22 8.75 18.1 13.2 8.30 5.09 0.99 0.27 3.05 1.94 (WY) 1984 1982 1985 1981 1986 1985 1985 1981 1986 1986 1983 1981 SUMMARY STATISTICS FOR 1991 CALENDAR YEAR FOR 1992 WATER YEAR WATER YEARS 1981 - 1992 ANNUAL TOTAL 6603.9 ANNUAL MEAN 18.0 24.8 HIGHEST ANNUAL MEAN 46.6 1991 LOWEST ANNUAL MEAN 10.2 1981 HIGHEST DAILY MEAN 229 Feb 26 1080 Oct 11 1990 LOWEST DAILY MEAN 3.1 Sep 2 0.13 Jul 10 1986 ANNUAL SEVEN-DAY MINIMUM 4.1 Sep 14 0.19 Jul 29 1986 MAXIMUM PEAK FLOW 420 Apr 21 1770 Oct 10 1990 MAXIMUM PEAK STAGE 5.95 Apr 21 10.69 Oct 10 1990 ANNUAL RUNOFF (CFSM) 0.755 1.04 ANNUAL RUNOFF (INCHES) 10.28 14.11 10 PERCENT EXCEEDS 30 47 50 PERCENT EXCEEDS 13 14 90 PERCENT EXCEEDS 6.2 2.4 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 6.8 13 28 36 39 32 54 26 23 9.2 1.5 0.52 2 6.5 12 23 30 35 31 48 25 15 7.0 1.5 0.54 3 6.4 12 20 28 33 38 44 24 13 5.9 3.9 0.55 4 261 18 19 27 33 339 42 54 13 5.5 4.9 0.39 5 132 38 17 155 32 109 224 79 11 5.0 3.4 0.72 6 55 21 16 94 36 65 430 35 10 4.9 3.6 2.2 7 29 15 17 83 38 53 123 29 9.3 4.5 3.7 2.1 8 23 13 16 620 127 47 78 27 9.1 4.2 4.3 2.0 9 31 12 17 240 74 43 73 25 8.6 4.0 4.1 1.5 10 22 12 36 120 53 40 106 23 8.1 3.8 3.2 1.1 11 18 14 30 96 46 39 66 22 7.7 3.8 2.8 0.65 12 16 136 25 229 75 38 57 22 23 3.1 2.4 0.50 13 14 198 21 139 62 289 51 23 15 2.6 3.4 0.50 14 13 65 20 89 48 186 48 27 12 2.6 3.3 0.69 15 12 45 19 67 42 90 47 23 9.8 2.3 3.1 0.79 16 12 37 19 60 49 69 122 21 9.0 2.1 2.4 2.0 17 11 34 40 52 51 70 63 20 8.6 2.4 2.1 7.2 18 11 32 25 45 44 62 51 19 8.4 4.0 1.9 19 19 11 30 21 41 39 52 46 18 7.8 4.1 1.7 6.7 20 10 28 23 37 37 49 44 18 7.4 4.5 1.5 4.0 21 10 33 25 278 38 48 43 17 7.0 3.4 1.4 4.5 22 10 40 32 229 40 44 41 16 7.4 2.8 1.4 3.8 23 9.9 138 27 99 34 55 39 16 6.7 2.3 1.5 3.1 24 10 72 27 87 32 72 38 15 5.9 0.81 1.5 2.9 25 10 80 23 83 32 52 37 14 5.4 2.5 1.3 2.9 26 9.8 400 22 62 37 48 37 15 5.3 5.3 0.99 4.9 27 9.7 200 35 55 37 115 34 15 5.6 3.7 0.99 3.8 28 9.7 70 106 49 33 89 31 13 5.4 3.0 0.96 2.8 29 11 50 83 46 --- 65 29 12 5.9 2.5 0.62 2.4 30 11 35 53 42 --- 53 27 13 15 2.4 0.62 2.3 31 16 --- 42 41 --- 56 --- 20 --- 1.9 0.63 --- TOTAL 817.8 1903 927 3359 1276 2438 2173 726 298.4 116.11 70.61 87.05 MEAN 26.4 63.4 29.9 108 45.6 78.6 72.4 23.4 9.95 3.75 2.28 2.90 MAX 261 400 106 620 127 339 430 79 23 9.2 4.9 19 MIN 6.4 12 16 27 32 31 27 12 5.3 0.81 0.62 0.39 CFSM 1.10 2.65 1.25 4.53 1.91 3.29 3.03 0.98 0.42 0.16 0.10 0.12 IN. 1.27 2.96 1.44 5.23 1.99 3.79 3.38 1.13 0.46 0.18 0.11 0.14 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1981 - 1993, BY WATER YEAR (WY) MEAN 21.3 20.6 28.1 40.4 42.3 49.4 36.4 22.1 11.0 11.8 16.4 11.6 MAX 114 63.4 58.8 108 70.2 98.2 72.4 67.4 28.3 39.6 77.6 44.9 (WY) 1991 1993 1984 1993 1990 1983 1993 1991 1982 1989 1991 1989 MIN 1.70 2.84 6.22 8.75 18.1 13.2 8.30 5.09 0.99 0.27 2.28 1.94 (WY) 1984 1982 1985 1981 1986 1985 1985 1981 1986 1986 1993 1981 SUMMARY STATISTICS FOR 1992 CALENDAR YEAR FOR 1993 WATER YEAR WATER YEARS 1981 - 1993 ANNUAL TOTAL 14191.97 ANNUAL MEAN 38.9 25.9 HIGHEST ANNUAL MEAN 46.6 1991 LOWEST ANNUAL MEAN 10.2 1981 HIGHEST DAILY MEAN 620 Jan 8 1080 Oct 11 1990 LOWEST DAILY MEAN 0.39 Sep 4 0.13 Jul 10 1986 ANNUAL SEVEN-DAY MINIMUM 0.55 Aug 29 0.19 Jul 29 1986 MAXIMUM PEAK FLOW 820 Jan 8 1770 Oct 10 1990 MAXIMUM PEAK STAGE 7.70 Jan 8 10.69 Oct 10 1990 ANNUAL RUNOFF (CFSM) 1.63 1.08 ANNUAL RUNOFF (INCHES) 22.09 14.73 10 PERCENT EXCEEDS 83 50 50 PERCENT EXCEEDS 22 14 90 PERCENT EXCEEDS 2.3 2.4 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 1.7 10 12 13 24 28 28 9.8 5.5 20 18 12 2 1.5 6.5 11 17 22 333 27 9.2 5.2 15 14 13 3 1.8 5.5 10 16 20 131 25 12 4.9 13 12 15 4 1.9 5.0 10 51 19 67 25 48 4.9 13 12 14 5 1.7 11 18 35 24 49 23 25 65 19 12 12 6 1.6 11 14 25 27 40 23 16 222 27 20 12 7 1.8 8.3 11 20 22 36 23 14 68 15 13 12 8 2.5 7.6 9.8 19 24 33 20 17 33 12 10 11 9 2.6 6.0 9.6 16 26 31 19 15 26 10 9.2 11 10 2.7 5.4 10 15 26 71 19 13 30 9.0 8.4 16 11 2.5 4.8 12 14 41 60 18 11 27 8.5 11 21 12 2.2 4.7 9.9 93 55 40 17 10 19 11 13 13 13 2.3 4.5 9.0 60 46 35 18 9.4 15 11 12 11 14 2.0 4.5 14 37 35 41 17 8.9 13 12 11 10 15 2.1 4.5 28 27 31 33 35 8.7 11 9.1 304 9.7 16 2.1 4.7 21 21 28 30 42 8.7 11 8.9 396 9.2 17 3.6 5.2 15 22 25 27 24 7.8 11 7.9 280 9.3 18 3.4 4.6 13 29 23 26 19 7.3 9.3 7.0 72 30 19 2.7 4.3 13 21 22 25 16 7.1 8.4 8.0 42 28 20 2.5 4.7 13 19 22 24 15 7.1 7.9 17 44 14 21 2.5 4.1 27 19 21 24 15 7.2 15 16 47 12 22 6.5 4.3 19 18 21 22 14 7.5 13 11 54 11 23 12 4.0 21 17 39 21 13 7.3 9.3 22 32 10 24 5.4 4.1 22 17 176 22 13 6.9 8.2 19 25 181 25 4.1 4.1 18 17 75 58 12 6.5 8.1 11 21 134 26 3.9 3.9 15 16 46 38 12 6.0 8.6 9.3 19 203 27 4.3 57 14 16 35 30 11 7.1 65 15 17 51 28 3.7 68 13 48 29 30 11 6.6 46 18 16 32 29 3.3 25 16 41 --- 54 10 6.0 72 45 15 25 30 63 16 14 31 --- 40 10 5.7 34 37 13 21 31 25 --- 13 30 --- 32 --- 5.3 --- 19 13 --- TOTAL 178.9 313.3 455.3 840 1004 1531 574 337.1 876.3 475.7 1585.6 963.2 MEAN 5.77 10.4 14.7 27.1 35.9 49.4 19.1 10.9 29.2 15.3 51.1 32.1 MAX 63 68 28 93 176 333 42 48 222 45 396 203 MIN 1.5 3.9 9.0 13 19 21 10 5.3 4.9 7.0 8.4 9.2 CFSM 0.24 0.44 0.61 1.13 1.50 2.07 0.80 0.45 1.22 0.64 2.14 1.34 IN. 0.28 0.49 0.71 1.31 1.56 2.38 0.89 0.52 1.36 0.74 2.47 1.50 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1981 - 1994, BY WATER YEAR (WY) MEAN 20.2 19.9 27.1 39.4 41.9 49.4 35.1 21.3 12.3 12.0 18.9 13.1 MAX 114 63.4 58.8 108 70.2 98.2 72.4 67.4 29.2 39.6 77.6 44.9 (WY) 1991 1993 1984 1993 1990 1983 1993 1991 1994 1989 1991 1989 MIN 1.70 2.84 6.22 8.75 18.1 13.2 8.30 5.09 0.99 0.27 2.28 1.94 (WY) 1984 1982 1985 1981 1986 1985 1985 1981 1986 1986 1993 1981 SUMMARY STATISTICS FOR 1993 CALENDAR YEAR FOR 1994 WATER YEAR WATER YEARS 1981 - 1994 ANNUAL TOTAL 9134.4 ANNUAL MEAN 25.0 25.8 HIGHEST ANNUAL MEAN 46.6 1991 LOWEST ANNUAL MEAN 10.2 1981 HIGHEST DAILY MEAN 396 Aug 16 1080 Oct 11 1990 LOWEST DAILY MEAN 1.5 Oct 2 0.13 Jul 10 1986 ANNUAL SEVEN-DAY MINIMUM 1.7 Oct 1 0.19 Jul 29 1986 MAXIMUM PEAK FLOW 802 Aug 16 1770 Oct 10 1990 MAXIMUM PEAK STAGE 7.62 Aug 16 10.69 Oct 10 1990 ANNUAL RUNOFF (CFSM) 1.05 1.08 ANNUAL RUNOFF (INCHES) 14.22 14.69 10 PERCENT EXCEEDS 46 50 50 PERCENT EXCEEDS 15 14 90 PERCENT EXCEEDS 4.6 2.5 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 18 147 52 48 42 226 25 11 11 25 7.7 13 2 18 44 40 42 40 136 25 14 36 18 5.7 11 3 26 29 36 38 41 87 24 13 30 13 6.3 9.3 4 27 24 37 36 54 72 24 11 15 12 6.6 8.0 5 20 23 47 34 41 64 24 11 16 11 5.6 7.4 6 17 25 36 34 36 71 24 9.6 77 10 4.6 7.3 7 16 21 32 146 35 63 24 9.2 44 19 3.9 7.3 8 15 21 30 73 35 70 22 8.9 19 12 3.3 7.2 9 15 21 28 53 31 74 20 8.7 19 9.1 3.5 6.8 10 73 24 28 46 44 56 20 23 94 8.1 3.1 6.9 11 49 52 31 42 195 51 19 15 27 7.6 2.8 7.3 12 27 31 27 40 155 49 25 11 18 7.0 2.4 6.9 13 57 26 26 38 83 46 39 9.3 22 6.6 2.0 7.0 14 54 24 25 108 63 45 22 9.8 15 6.6 1.8 8.2 15 36 23 24 277 72 44 19 11 12 6.6 1.7 6.9 16 27 22 24 130 175 42 17 10 12 6.1 1.5 6.1 17 24 22 25 77 408 42 16 12 10 6.4 1.3 6.4 18 22 21 24 61 564 39 15 9.1 9.4 6.4 1.8 6.1 19 21 20 23 54 231 37 15 8.4 34 6.1 5.3 5.6 20 22 19 22 55 123 36 14 10 45 5.7 4.6 5.1 21 22 29 22 46 92 37 14 8.0 19 5.6 3.4 5.1 22 20 31 172 41 74 35 13 7.0 14 7.7 2.6 6.0 23 22 23 1060 55 66 34 14 6.5 14 18 2.3 9.1 24 20 21 340 58 60 33 23 6.1 13 7.0 1.9 13 25 18 20 121 45 53 30 18 6.0 10 5.6 3.6 8.6 26 17 21 81 41 50 29 14 6.1 9.5 5.1 44 7.2 27 16 92 65 38 50 30 13 22 20 5.3 466 6.6 28 16 108 56 72 71 30 13 34 36 6.2 78 6.2 29 16 89 50 75 --- 29 13 13 52 7.1 38 5.5 30 16 73 44 55 --- 28 12 9.3 61 5.8 21 5.4 31 20 --- 48 47 --- 26 --- 7.9 --- 5.3 15 --- TOTAL 787 1146 2676 2005 2984 1691 580 350.9 813.9 281.0 751.3 222.5 MEAN 25.4 38.2 86.3 64.7 107 54.5 19.3 11.3 27.1 9.06 24.2 7.42 MAX 73 147 1060 277 564 226 39 34 94 25 466 13 MIN 15 19 22 34 31 26 12 6.0 9.4 5.1 1.3 5.1 CFSM 1.06 1.60 3.61 2.71 4.46 2.28 0.81 0.47 1.14 0.38 1.01 0.31 IN. 1.22 1.78 4.17 3.12 4.64 2.63 0.90 0.55 1.27 0.44 1.17 0.35 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1981 - 1995, BY WATER YEAR (WY) MEAN 20.6 21.1 31.1 41.1 46.1 49.7 34.1 20.7 13.3 11.8 19.2 12.7 MAX 114 63.4 86.3 108 107 98.2 72.4 67.4 29.2 39.6 77.6 44.9 (WY) 1991 1993 1995 1993 1995 1983 1993 1991 1994 1989 1991 1989 MIN 1.70 2.84 6.22 8.75 18.1 13.2 8.30 5.09 0.99 0.27 2.28 1.94 (WY) 1984 1982 1985 1981 1986 1985 1985 1981 1986 1986 1993 1981 SUMMARY STATISTICS FOR 1994 CALENDAR YEAR FOR 1995 WATER YEAR WATER YEARS 1981 - 1995 ANNUAL TOTAL 14288.6 ANNUAL MEAN 39.1 26.7 HIGHEST ANNUAL MEAN 46.6 1991 LOWEST ANNUAL MEAN 10.2 1981 HIGHEST DAILY MEAN 1060 Dec 23 1080 Oct 11 1990 LOWEST DAILY MEAN 1.3 Aug 17 0.13 Jul 10 1986 ANNUAL SEVEN-DAY MINIMUM 1.8 Aug 12 0.19 Jul 29 1986 MAXIMUM PEAK FLOW 1450 Dec 23 1770 Oct 10 1990 MAXIMUM PEAK STAGE 9.16 Dec 23 10.69 Oct 10 1990 ANNUAL RUNOFF (CFSM) 1.64 1.12 ANNUAL RUNOFF (INCHES) 22.24 15.19 10 PERCENT EXCEEDS 72 51 50 PERCENT EXCEEDS 22 15 90 PERCENT EXCEEDS 6.1 2.6 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 5.9 17 16 22 32 16 51 54 9.3 2.7 8.0 3.6 2 6.3 16 15 20 84 14 45 33 8.4 2.6 4.9 3.2 3 5.7 18 15 35 178 14 36 25 7.9 2.2 7.2 4.7 4 144 16 15 27 75 13 32 21 9.2 1.7 11 3.9 5 139 12 15 21 50 13 29 18 13 1.6 5.1 4.1 6 47 10 15 20 42 13 29 16 9.2 1.9 9.8 14 7 28 31 18 32 38 32 29 15 8.8 2.2 5.6 6.6 8 19 53 16 31 35 252 26 16 16 1.9 4.1 4.3 9 14 28 19 24 34 87 26 15 20 1.9 3.1 3.4 10 13 22 19 23 30 52 23 14 16 1.8 3.4 25 11 12 77 15 20 28 40 22 13 12 1.5 3.0 41 12 11 104 15 23 26 34 21 13 10 1.8 3.1 11 13 16 48 14 22 24 31 21 12 9.0 3.0 5.5 6.4 14 22 35 14 19 24 28 34 11 8.8 2.8 3.3 4.3 15 52 29 14 18 23 27 24 10 8.9 2.3 2.6 3.6 16 21 25 15 18 23 28 22 11 8.2 2.2 2.1 32 17 14 23 14 17 22 110 20 10 7.2 2.3 2.4 103 18 12 21 14 17 22 95 19 10 6.4 2.1 3.0 27 19 11 20 28 46 22 57 19 9.0 6.1 1.4 13 13 20 11 20 27 37 24 60 24 10 6.4 0.79 4.9 8.7 21 15 19 19 26 27 50 21 8.0 5.8 0.76 3.4 7.3 22 12 17 17 23 22 37 17 9.0 5.4 0.73 2.4 28 23 10 16 16 21 20 33 16 8.0 4.8 4.5 1.7 12 24 9.5 19 15 27 19 30 15 7.0 4.4 14 4.0 7.5 25 9.2 27 14 29 18 29 15 8.0 3.9 4.6 11 7.5 26 9.1 21 14 22 16 28 22 9.0 3.5 3.3 3.8 5.9 27 12 18 14 47 16 27 26 10 3.1 2.5 14 5.5 28 37 18 14 40 16 82 17 14 2.9 2.2 68 5.8 29 17 17 13 31 17 64 24 13 2.8 2.1 13 5.4 30 12 16 13 28 --- 46 132 22 2.9 2.1 6.4 12 31 13 --- 21 37 --- 38 --- 11 --- 3.8 4.9 --- TOTAL 759.7 813 503 823 1007 1480 857 455.0 240.3 81.28 237.7 419.7 MEAN 24.5 27.1 16.2 26.5 34.7 47.7 28.6 14.7 8.01 2.62 7.67 14.0 MAX 144 104 28 47 178 252 132 54 20 14 68 103 MIN 5.7 10 13 17 16 13 15 7.0 2.8 0.73 1.7 3.2 CFSM 1.03 1.13 0.68 1.11 1.45 2.00 1.20 0.61 0.34 0.11 0.32 0.59 IN. 1.18 1.27 0.78 1.28 1.57 2.30 1.33 0.71 0.37 0.13 0.37 0.65 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1981 - 1996, BY WATER YEAR (WY) MEAN 20.8 21.5 30.1 40.2 45.4 49.6 33.7 20.3 13.0 11.3 18.5 12.8 MAX 114 63.4 86.3 108 107 98.2 72.4 67.4 29.2 39.6 77.6 44.9 (WY) 1991 1993 1995 1993 1995 1983 1993 1991 1994 1989 1991 1989 MIN 1.70 2.84 6.22 8.75 18.1 13.2 8.30 5.09 0.99 0.27 2.28 1.94 (WY) 1984 1982 1985 1981 1986 1985 1985 1981 1986 1986 1993 1981 SUMMARY STATISTICS FOR 1995 CALENDAR YEAR FOR 1996 WATER YEAR WATER YEARS 1981 - 1996 ANNUAL TOTAL 0.0 7676.68 ANNUAL MEAN 0.00 21.0 26.4 HIGHEST ANNUAL MEAN 46.6 1991 LOWEST ANNUAL MEAN 10.2 1981 HIGHEST DAILY MEAN 584 Jul 24 252 Mar 8 1080 Oct 11 1990 LOWEST DAILY MEAN 2.0 Sep 23 0.73 Jul 22 0.13 Jul 10 1986 ANNUAL SEVEN-DAY MINIMUM 2.7 Sep 17 1.5 Jul 16 0.19 Jul 29 1986 MAXIMUM PEAK FLOW 480 Oct 4 3760 Oct 10 1990 MAXIMUM PEAK STAGE 6.91 Oct 4 10.69 Oct 10 1990 ANNUAL RUNOFF (CFSM) 0.000 0.878 1.10 ANNUAL RUNOFF (INCHES) 0.00 11.95 14.99 10 PERCENT EXCEEDS 48 38 50 50 PERCENT EXCEEDS 16 15 15 90 PERCENT EXCEEDS 4.5 3.1 2.7 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 17 8.1 28 12 24 101 32 40 9.3 5.8 49 4.6 2 11 23 33 12 22 56 27 32 8.7 6.7 28 4.3 3 8.7 19 19 12 20 44 22 47 11 5.7 20 4.0 4 6.4 12 14 12 17 37 19 42 9.2 4.7 16 3.6 5 5.1 10 14 14 17 34 18 28 8.6 4.0 13 3.0 6 4.9 10 16 13 15 37 19 24 25 3.6 12 2.7 7 6.6 9.9 19 12 14 30 20 21 17 3.3 11 2.7 8 172 31 20 12 26 28 14 20 11 3.4 10 2.7 9 68 33 15 136 23 27 12 19 9.5 3.7 10 2.7 10 36 17 13 92 17 26 12 18 8.3 9.6 25 5.5 11 22 13 12 50 17 25 12 16 7.7 11 38 9.7 12 17 11 12 35 15 24 63 16 7.5 5.6 16 5.0 13 15 11 12 28 51 22 49 16 14 4.1 12 4.0 14 14 11 11 24 194 53 30 15 12 3.6 10 3.6 15 12 10 11 22 246 44 25 14 11 4.1 9.0 3.5 16 12 9.8 10 60 107 30 22 13 8.9 3.9 10 3.4 17 12 12 11 41 68 26 20 12 7.6 6.4 10 3.1 18 11 12 11 32 52 25 19 12 8.2 4.5 9.0 3.1 19 11 14 22 26 45 36 18 11 8.4 3.4 8.0 3.1 20 9.9 12 15 23 40 51 17 12 7.1 4.1 7.5 3.0 21 9.6 11 12 22 40 34 17 13 6.4 4.0 7.0 2.5 22 9.5 13 11 21 49 30 24 10 6.2 2.9 7.0 2.1 23 9.6 11 11 20 37 25 61 9.6 6.2 35 6.2 2.0 24 10 9.7 12 21 32 23 30 9.2 6.8 584 5.6 4.0 25 9.9 9.6 13 39 30 22 22 9.4 6.4 68 5.2 19 26 10 11 13 29 30 243 19 14 5.6 37 4.9 11 27 9.7 11 16 23 30 101 35 16 5.2 28 4.7 5.5 28 10 9.3 14 21 48 60 155 11 9.6 23 4.8 26 29 9.7 9.4 13 19 --- 52 104 9.9 9.1 19 4.5 16 30 9.3 9.4 12 29 --- 41 55 9.3 6.3 55 4.5 7.0 31 8.3 --- 12 26 --- 37 --- 9.1 --- 96 4.5 --- TOTAL 577.2 393.2 457 938 1326 1424 992 548.5 277.8 1053.1 382.4 172.4 MEAN 18.6 13.1 14.7 30.3 47.4 45.9 33.1 17.7 9.26 34.0 12.3 5.75 MAX 172 33 33 136 246 243 155 47 25 584 49 26 MIN 4.9 8.1 10 12 14 22 12 9.1 5.2 2.9 4.5 2.0 CFSM 0.78 0.55 0.62 1.27 1.98 1.92 1.38 0.74 0.39 1.42 0.52 0.24 IN. 0.90 0.61 0.71 1.46 2.06 2.22 1.54 0.85 0.43 1.64 0.60 0.27 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1981 - 1997, BY WATER YEAR (WY) MEAN 20.9 21.1 29.2 39.7 45.7 49.8 33.8 20.2 12.8 12.6 18.2 12.5 MAX 114 63.4 86.3 108 107 98.2 72.4 67.4 29.2 39.6 77.6 44.9 (WY) 1991 1993 1995 1993 1995 1983 1993 1991 1994 1989 1991 1989 MIN 1.70 2.84 6.22 8.75 18.1 13.2 8.30 5.09 0.99 0.27 2.28 1.94 (WY) 1984 1982 1985 1981 1986 1985 1985 1981 1986 1986 1993 1981 SUMMARY STATISTICS FOR 1996 CALENDAR YEAR FOR 1997 WATER YEAR WATER YEARS 1981 - 1997 ANNUAL TOTAL 8541.6 ANNUAL MEAN 23.4 26.3 HIGHEST ANNUAL MEAN 46.6 1991 LOWEST ANNUAL MEAN 10.2 1981 HIGHEST DAILY MEAN 584 Jul 24 1080 Oct 11 1990 LOWEST DAILY MEAN 2.0 Sep 23 0.13 Jul 10 1986 ANNUAL SEVEN-DAY MINIMUM 2.7 Sep 17 0.19 Jul 29 1986 MAXIMUM PEAK FLOW 1200 Jul 24 3760 Oct 10 1990 MAXIMUM PEAK STAGE 8.72 Jul 24 10.69 Oct 10 1990 ANNUAL RUNOFF (CFSM) 0.979 1.10 ANNUAL RUNOFF (INCHES) 13.29 14.94 10 PERCENT EXCEEDS 44 50 50 PERCENT EXCEEDS 13 15 90 PERCENT EXCEEDS 4.5 2.8 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 4.7 23 43 32 55 59 76 48 e23 8.3 10 3.1 2 4.0 26 31 30 51 53 61 42 e22 7.0 5.6 3.1 3 3.6 20 25 28 123 48 65 39 e22 6.3 4.6 60 4 3.5 15 24 27 371 46 100 40 e20 5.7 4.1 184 5 3.2 14 21 26 384 45 65 38 e19 5.7 3.8 39 6 2.8 13 19 316 118 44 57 38 e18 5.5 3.6 17 7 2.9 13 17 255 86 50 53 38 e17 5.1 3.6 12 8 2.9 13 16 188 70 264 52 38 e16 4.9 12 12 9 2.8 12 21 106 61 449 356 36 e15 5.0 13 13 10 3.1 12 21 69 56 129 121 40 e14 5.0 10 8.5 11 3.4 11 20 56 56 85 73 38 e13 5.1 8.4 7.2 12 3.2 12 21 50 58 71 59 36 12 4.9 6.9 7.1 13 3.0 66 18 47 51 64 55 35 11 4.7 6.8 6.8 14 3.0 163 16 43 48 60 61 34 10 4.6 8.0 6.2 15 3.5 63 15 48 45 57 58 31 10 4.4 7.3 5.9 16 8.0 38 15 128 62 54 53 31 11 4.6 12 5.7 17 5.1 29 14 119 349 53 135 30 9.6 5.4 19 5.5 18 6.4 25 14 69 121 321 118 30 8.8 6.6 8.8 5.3 19 48 23 14 173 78 698 96 30 12 5.0 6.3 5.1 20 19 21 13 118 65 173 76 e29 13 7.1 5.3 5.2 21 10 23 13 71 56 102 60 e29 9.8 6.4 4.6 8.4 22 9.5 35 43 59 54 79 55 e28 8.7 5.1 4.3 20 23 7.5 27 41 141 89 68 56 e28 8.4 4.5 4.0 12 24 5.9 22 109 102 70 64 53 e27 8.1 4.1 3.8 8.1 25 6.2 19 131 69 57 59 51 e27 7.2 3.9 3.7 6.6 26 99 18 60 57 52 57 50 e26 7.0 4.1 3.5 6.1 27 90 18 73 419 62 55 49 e26 6.5 4.1 3.5 5.6 28 31 17 62 273 68 54 49 e25 6.2 4.3 3.2 5.5 29 20 17 52 102 --- 54 48 e24 13 5.3 3.1 5.6 30 16 43 48 75 --- 53 48 e24 17 7.9 3.0 20 31 14 --- 38 63 --- 52 --- e23 --- 9.3 3.0 --- TOTAL 445.2 851 1068 3359 2816 3520 2309 1008 388.3 169.9 198.8 509.6 MEAN 14.4 28.4 34.5 108 101 114 77.0 32.5 12.9 5.48 6.41 17.0 MAX 99 163 131 419 384 698 356 48 23 9.3 19 184 MIN 2.8 11 13 26 45 44 48 23 6.2 3.9 3.0 3.1 CFSM 0.60 1.19 1.44 4.53 4.21 4.75 3.22 1.36 0.54 0.23 0.27 0.71 IN. 0.69 1.32 1.66 5.23 4.38 5.48 3.59 1.57 0.60 0.26 0.31 0.79 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1981 - 1998, BY WATER YEAR (WY) MEAN 20.3 21.4 29.5 43.4 48.6 53.0 36.1 20.8 12.8 12.2 17.5 12.6 MAX 114 63.4 86.3 108 107 114 77.0 67.4 29.2 39.6 77.6 44.9 (WY) 1991 1993 1995 1993 1995 1998 1998 1991 1994 1989 1991 1989 MIN 1.70 2.84 6.22 8.75 18.1 13.2 8.30 5.09 0.99 0.27 2.28 1.94 (WY) 1984 1982 1985 1981 1986 1985 1985 1981 1986 1986 1993 1981 SUMMARY STATISTICS FOR 1997 CALENDAR YEAR FOR 1998 WATER YEAR WATER YEARS 1981 - 1998 ANNUAL TOTAL 16642.8 ANNUAL MEAN 45.6 27.3 HIGHEST ANNUAL MEAN 46.6 1991 LOWEST ANNUAL MEAN 10.2 1981 HIGHEST DAILY MEAN 698 Mar 19 1080 Oct 11 1990 LOWEST DAILY MEAN 2.8 Oct 6 0.13 Jul 10 1986 ANNUAL SEVEN-DAY MINIMUM 3.0 Oct 5 0.19 Jul 29 1986 MAXIMUM PEAK FLOW 1090 Mar 19 3760 Oct 10 1990 MAXIMUM PEAK STAGE 8.55 Mar 19 10.69 Oct 10 1990 ANNUAL RUNOFF (CFSM) 1.91 1.14 ANNUAL RUNOFF (INCHES) 25.90 15.50 10 PERCENT EXCEEDS 97 53 50 PERCENT EXCEEDS 23 15 90 PERCENT EXCEEDS 4.5 2.9 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 20 8.1 9.8 14 53 19 32 87 6.2 5.7 1.1 0.43 2 9.8 8.3 9.6 16 90 17 27 49 5.8 4.9 1.2 0.42 3 8.0 8.6 9.7 103 55 17 22 36 5.2 4.3 1.2 0.46 4 8.0 9.5 9.6 47 45 17 20 29 4.8 3.6 0.92 0.45 5 8.8 9.4 9.5 34 39 16 19 25 4.3 3.0 0.86 0.49 6 7.9 8.9 9.5 27 35 16 17 32 3.9 2.6 0.86 0.85 7 7.1 8.4 9.2 25 33 16 18 35 3.6 2.6 0.79 0.66 8 170 8.4 9.1 23 30 15 17 25 3.3 2.5 0.73 0.59 9 51 8.9 8.9 22 28 19 16 20 3.0 2.5 0.73 0.59 10 30 9.7 8.6 20 29 21 15 17 2.7 2.1 0.84 0.68 11 21 9.6 8.5 20 25 17 14 16 5.3 3.4 0.77 0.45 12 17 8.8 8.3 17 26 16 13 17 3.3 17 0.76 0.43 13 15 8.5 15 18 25 15 13 13 2.8 8.8 1.2 0.38 14 13 8.6 15 17 23 38 14 13 2.8 10 1.3 0.40 15 12 25 16 56 22 42 15 13 2.7 7.4 1.1 1.1 16 11 19 48 37 22 28 25 12 5.1 5.2 0.82 2.1 17 10 94 28 33 22 23 14 11 8.3 3.8 0.76 0.58 18 9.6 32 19 79 26 21 12 11 6.1 3.1 0.62 0.54 19 9.6 21 15 46 28 21 11 12 4.0 2.5 0.51 0.47 20 9.6 17 14 36 30 18 11 9.4 3.7 2.0 0.54 0.48 21 9.5 15 13 31 25 30 10 8.7 4.5 1.8 0.58 17 22 9.2 13 15 29 22 38 9.6 8.9 4.4 2.4 0.52 32 23 8.5 12 13 36 20 26 9.0 9.9 6.2 2.1 0.48 8.0 24 8.3 11 21 140 20 23 8.8 9.0 3.9 12 1.0 3.4 25 12 11 46 77 20 22 8.7 9.1 10 19 1.9 1.9 26 10 11 33 52 19 26 8.5 8.6 32 6.5 0.64 1.5 27 9.8 10 24 42 19 23 9.1 8.3 13 3.3 0.54 22 28 8.4 9.8 21 37 19 21 19 7.3 9.7 2.0 0.48 45 29 7.6 9.9 19 34 --- 19 21 6.3 7.9 1.6 0.44 64 30 7.5 9.8 17 31 --- 18 172 5.7 6.4 1.4 0.38 32 31 8.0 --- 15 28 --- 18 --- 5.7 --- 1.3 0.46 --- TOTAL 547.2 444.2 517.3 1227 850 676 620.7 569.9 184.9 150.4 25.03 239.35 MEAN 17.7 14.8 16.7 39.6 30.4 21.8 20.7 18.4 6.16 4.85 0.81 7.98 MAX 170 94 48 140 90 42 172 87 32 19 1.9 64 MIN 7.1 8.1 8.3 14 19 15 8.5 5.7 2.7 1.3 0.38 0.38 CFSM 0.74 0.62 0.70 1.66 1.27 0.91 0.87 0.77 0.26 0.20 0.03 0.33 IN. 0.85 0.69 0.81 1.91 1.32 1.05 0.97 0.89 0.29 0.23 0.04 0.37 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1981 - 1999, BY WATER YEAR (WY) MEAN 20.2 21.1 28.8 43.2 47.6 51.3 35.3 20.7 12.4 11.8 16.6 12.4 MAX 114 63.4 86.3 108 107 114 77.0 67.4 29.2 39.6 77.6 44.9 (WY) 1991 1993 1995 1993 1995 1998 1998 1991 1994 1989 1991 1989 MIN 1.70 2.84 6.22 8.75 18.1 13.2 8.30 5.09 0.99 0.27 0.81 1.94 (WY) 1984 1982 1985 1981 1986 1985 1985 1981 1986 1986 1999 1981 SUMMARY STATISTICS FOR 1998 CALENDAR YEAR FOR 1999 WATER YEAR WATER YEARS 1981 - 1999 ANNUAL TOTAL 6051.98 ANNUAL MEAN 16.6 26.7 HIGHEST ANNUAL MEAN 46.6 1991 LOWEST ANNUAL MEAN 10.2 1981 HIGHEST DAILY MEAN 172 Apr 30 1080 Oct 11 1990 LOWEST DAILY MEAN 0.38 Aug 30 0.13 Jul 10 1986 ANNUAL SEVEN-DAY MINIMUM 0.43 Aug 29 0.19 Jul 29 1986 MAXIMUM PEAK FLOW 520 Oct 8 3760 Oct 10 1990 MAXIMUM PEAK STAGE 7.09 Oct 8 10.69 Oct 10 1990 ANNUAL RUNOFF (CFSM) 0.694 1.12 ANNUAL RUNOFF (INCHES) 9.42 15.18 10 PERCENT EXCEEDS 33 52 50 PERCENT EXCEEDS 11 15 90 PERCENT EXCEEDS 0.83 2.8 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 14 3.4 4.0 3.4 55 13 13 9.1 1.2 2.5 3.6 3.1 2 8.5 4.7 3.8 3.4 47 12 12 8.0 1.2 1.4 4.6 5.7 3 6.5 5.2 3.8 3.6 41 12 13 7.3 1.1 1.1 3.2 41 4 13 3.9 3.8 3.8 40 15 13 6.6 1.0 0.85 3.3 47 5 15 3.6 3.7 4.9 37 18 12 5.9 1.2 1.1 2.5 19 6 8.9 3.4 4.3 4.0 32 14 11 5.2 2.2 3.0 1.9 13 7 6.4 3.4 4.2 3.9 28 12 11 4.7 2.0 2.6 1.6 9.4 8 5.0 3.5 3.5 3.8 25 11 12 4.1 1.7 2.4 1.3 7.7 9 4.4 3.9 3.3 4.2 23 11 13 3.7 1.4 1.4 1.1 6.3 10 4.3 4.0 3.7 66 21 11 11 3.3 1.2 0.94 1.5 5.1 11 5.1 3.7 4.5 44 20 14 11 3.0 1.0 0.81 1.7 4.2 12 4.9 3.7 4.1 23 22 23 10 2.7 0.90 3.6 1.2 3.7 13 8.0 4.1 6.3 14 24 15 25 2.6 0.84 8.7 0.85 3.5 14 7.9 4.7 8.6 9.7 78 12 21 2.4 0.83 4.2 0.72 2.8 15 5.3 4.7 7.6 8.1 52 11 36 2.1 1.0 2.1 0.73 2.3 16 4.7 4.0 5.7 7.4 38 11 26 2.0 0.98 1.1 0.77 2.2 17 4.9 4.0 4.5 7.0 31 14 18 1.9 0.78 0.79 0.70 1.9 18 5.4 3.6 4.0 7.1 29 12 19 1.9 0.75 0.66 0.74 1.9 19 4.2 3.3 5.8 7.8 27 12 15 1.9 0.68 0.58 0.82 3.0 20 5.0 3.5 6.8 10 23 92 13 1.9 0.67 0.61 0.71 2.6 21 7.9 3.5 6.4 8.7 20 65 11 2.8 0.63 0.61 0.77 2.0 22 6.2 3.8 7.3 7.1 19 41 10 3.2 0.87 0.72 0.80 3.1 23 5.1 3.8 6.1 47 18 31 9.5 2.8 0.91 0.75 0.70 39 24 4.1 3.9 5.2 114 16 26 9.0 2.5 0.56 1.0 0.57 18 25 3.8 4.0 4.3 141 e17 22 27 2.3 0.51 33 4.2 7.3 26 3.9 14 3.7 81 e16 19 27 8.1 0.53 9.3 0.93 6.5 27 3.8 19 3.7 51 e16 19 18 4.5 0.60 4.1 1.2 5.3 28 3.4 9.0 3.7 40 15 19 12 2.7 0.67 2.9 0.87 3.9 29 3.2 6.2 3.5 34 15 15 10 1.9 11 2.4 0.81 2.7 30 3.4 4.8 3.2 50 --- 14 9.9 1.6 5.3 1.6 1.0 2.6 31 3.3 --- 3.3 63 --- 14 --- 1.4 --- 1.3 3.5 --- TOTAL 189.5 150.3 146.4 875.9 845 630 458.4 114.1 44.21 98.12 48.89 275.8 MEAN 6.11 5.01 4.72 28.3 29.1 20.3 15.3 3.68 1.47 3.17 1.58 9.19 MAX 15 19 8.6 141 78 92 36 9.1 11 33 4.6 47 MIN 3.2 3.3 3.2 3.4 15 11 9.0 1.4 0.51 0.58 0.57 1.9 CFSM 0.26 0.21 0.20 1.18 1.22 0.85 0.64 0.15 0.06 0.13 0.07 0.38 IN. 0.29 0.23 0.23 1.36 1.32 0.98 0.71 0.18 0.07 0.15 0.08 0.43 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1981 - 2000, BY WATER YEAR (WY) MEAN 19.5 20.3 27.6 42.5 46.7 49.8 34.3 19.8 11.9 11.4 15.9 12.2 MAX 114 63.4 86.3 108 107 114 77.0 67.4 29.2 39.6 77.6 44.9 (WY) 1991 1993 1995 1993 1995 1998 1998 1991 1994 1989 1991 1989 MIN 1.70 2.84 4.72 8.75 18.1 13.2 8.30 3.68 0.99 0.27 0.81 1.94 (WY) 1984 1982 2000 1981 1986 1985 1985 2000 1986 1986 1999 1981 SUMMARY STATISTICS FOR 1999 CALENDAR YEAR FOR 2000 WATER YEAR WATER YEARS 1981 - 2000 ANNUAL TOTAL 3876.62 ANNUAL MEAN 10.6 25.9 HIGHEST ANNUAL MEAN 46.6 1991 LOWEST ANNUAL MEAN 10.2 1981 HIGHEST DAILY MEAN 141 Jan 25 1080 Oct 11 1990 LOWEST DAILY MEAN 0.51 Jun 25 0.13 Jul 10 1986 ANNUAL SEVEN-DAY MINIMUM 0.66 Jun 21 0.19 Jul 29 1986 MAXIMUM PEAK FLOW 218 Sep 3 3760 Oct 10 1990 MAXIMUM PEAK STAGE 4.92 Sep 3 10.69 Oct 10 1990 ANNUAL RUNOFF (CFSM) 0.443 1.08 ANNUAL RUNOFF (INCHES) 6.03 14.72 10 PERCENT EXCEEDS 26 51 50 PERCENT EXCEEDS 4.4 14 90 PERCENT EXCEEDS 0.89 2.6 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 2.6 0.90 4.4 3.1 7.6 9.1 33 3.4 3.2 0.80 0.40 0.61 2 2.4 0.89 4.2 3.1 7.4 9.0 25 3.5 5.0 0.73 0.36 0.60 3 2.4 0.98 4.2 2.9 6.5 10 21 3.0 3.8 0.80 0.34 8.1 4 2.2 1.2 3.9 3.1 6.5 30 20 2.6 2.3 0.78 0.35 0.57 5 2.1 1.4 7.0 4.4 6.2 22 17 2.2 1.6 1.6 0.36 0.46 6 1.8 1.5 3.8 3.9 6.0 14 16 2.1 1.1 1.3 0.35 0.36 7 1.8 1.8 3.6 3.3 5.5 11 14 1.9 1.1 1.0 0.38 0.32 8 1.5 2.0 3.7 4.3 5.3 9.1 13 1.7 6.0 0.91 0.35 0.32 9 1.3 2.0 3.5 4.7 5.2 7.9 11 1.6 6.7 0.79 0.38 0.25 10 1.3 2.2 4.0 3.4 5.7 7.0 10 1.6 4.8 0.78 0.37 0.36 11 e1.2 1.8 3.9 2.9 5.2 6.8 9.3 2.4 2.8 0.72 0.52 0.57 12 e2.0 1.7 3.7 10 9.5 6.9 8.5 2.5 1.8 0.75 0.38 0.30 13 e2.0 1.5 3.4 15 14 9.6 7.7 3.3 12 14 0.42 0.21 14 e2.0 4.1 3.2 9.4 10 8.0 7.5 2.6 25 4.5 0.43 0.24 15 e2.0 4.2 3.1 6.8 9.6 49 7.2 2.1 11 1.8 0.44 0.33 16 e1.9 2.7 3.5 5.6 7.8 47 7.6 1.5 5.5 0.77 0.45 0.26 17 e1.9 2.6 26 4.6 37 30 5.8 1.2 3.4 0.47 0.38 0.26 18 1.8 2.6 11 4.2 25 20 5.4 1.1 2.2 0.40 0.34 0.27 19 1.7 8.8 6.9 5.2 15 16 5.1 1.2 1.5 0.35 0.41 0.33 20 1.6 11 5.4 26 13 29 5.1 1.0 1.1 0.38 0.41 5.4 21 1.6 5.6 4.5 18 12 55 4.8 1.2 1.0 0.36 0.42 2.0 22 4.0 3.7 3.9 12 16 37 4.7 1.4 0.91 0.32 0.42 0.29 23 3.4 2.8 3.4 11 17 26 4.3 1.3 1.0 0.29 0.41 0.24 24 5.2 2.4 3.3 e9.8 13 19 4.5 1.3 1.0 0.34 0.51 0.32 25 3.2 18 3.2 e9.0 12 16 7.7 1.1 1.1 0.41 0.45 0.44 26 2.0 18 3.1 7.9 12 14 8.5 1.2 1.1 0.34 0.40 0.30 27 2.3 8.6 3.6 7.5 10 12 6.2 1.2 1.1 0.36 0.39 0.35 28 2.1 6.1 4.9 7.4 9.4 12 5.2 1.6 1.0 0.32 0.47 0.33 29 1.4 5.2 4.4 7.1 --- 30 4.4 4.9 0.89 0.30 0.46 0.36 30 1.5 4.7 3.9 8.2 --- 67 3.5 5.0 0.80 0.29 0.52 0.41 31 1.0 --- 3.4 8.9 --- 43 --- 3.2 --- 0.31 0.50 --- TOTAL 65.2 130.97 154.0 232.7 309.4 682.4 303.0 65.9 111.80 37.27 12.77 25.16 MEAN 2.10 4.37 4.97 7.51 11.1 22.0 10.1 2.13 3.73 1.20 0.41 0.84 MAX 5.2 18 26 26 37 67 33 5.0 25 14 0.52 8.1 MIN 1.0 0.89 3.1 2.9 5.2 6.8 3.5 1.0 0.80 0.29 0.34 0.21 CFSM 0.09 0.18 0.21 0.31 0.46 0.92 0.42 0.09 0.16 0.05 0.02 0.04 IN. 0.10 0.20 0.24 0.36 0.48 1.06 0.47 0.10 0.17 0.06 0.02 0.04 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1981 - 2001, BY WATER YEAR (WY) MEAN 18.7 19.5 26.6 40.8 45.0 48.5 33.1 19.0 11.5 10.9 15.1 11.7 MAX 114 63.4 86.3 108 107 114 77.0 67.4 29.2 39.6 77.6 44.9 (WY) 1991 1993 1995 1993 1995 1998 1998 1991 1994 1989 1991 1989 MIN 1.70 2.84 4.72 7.51 11.1 13.2 8.30 2.13 0.99 0.27 0.41 0.84 (WY) 1984 1982 2000 2001 2001 1985 1985 2001 1986 1986 2001 2001 SUMMARY STATISTICS FOR 2000 CALENDAR YEAR FOR 2001 WATER YEAR WATER YEARS 1981 - 2001 ANNUAL TOTAL 2130.57 ANNUAL MEAN 5.84 24.9 HIGHEST ANNUAL MEAN 46.6 1991 LOWEST ANNUAL MEAN 5.84 2001 HIGHEST DAILY MEAN 67 Mar 30 1080 Oct 11 1990 LOWEST DAILY MEAN 0.21 Sep 13 0.13 Jul 10 1986 ANNUAL SEVEN-DAY MINIMUM 0.27 Sep 12 0.19 Jul 29 1986 MAXIMUM PEAK FLOW 99 Jul 13 3760 Oct 10 1990 MAXIMUM PEAK STAGE 3.12 Jul 13 10.69 Oct 10 1990 ANNUAL RUNOFF (CFSM) 0.244 1.04 ANNUAL RUNOFF (INCHES) 3.32 14.18 10 PERCENT EXCEEDS 14 50 50 PERCENT EXCEEDS 3.1 13 90 PERCENT EXCEEDS 0.36 2.2 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 e0.39 0.65 0.45 0.30 2.4 1.4 47 1.3 0.99 1.2 1.9 1.6 2 0.58 0.67 0.42 0.27 1.8 11 28 1.7 0.79 1.8 1.9 1.0 3 0.55 0.61 0.34 0.72 1.4 31 20 4.5 0.76 1.1 0.39 0.86 4 0.57 0.55 0.39 1.1 1.3 19 14 17 0.85 0.46 0.39 0.78 5 0.53 0.60 0.33 1.0 1.2 12 11 16 0.73 0.37 0.46 0.65 6 0.74 0.84 0.37 6.8 1.6 9.5 9.6 7.9 0.60 0.35 0.39 0.61 7 0.41 0.79 0.37 9.2 38 7.6 8.1 4.6 0.67 0.32 0.41 0.53 8 0.28 1.1 0.31 3.1 36 6.3 8.3 3.0 0.61 0.29 0.64 0.41 9 0.25 0.62 0.26 1.2 21 5.9 8.7 1.8 0.50 1.1 0.35 0.45 10 0.40 0.98 1.0 0.81 14 6.2 11 1.7 0.54 0.73 0.88 0.56 11 0.37 0.97 3.0 e0.67 12 4.7 11 6.3 0.62 0.43 0.23 0.55 12 0.42 0.82 0.25 e0.59 8.7 5.3 11 10 0.51 0.50 0.22 0.63 13 0.45 0.78 0.24 1.9 6.2 9.3 17 6.0 0.58 0.53 1.3 0.61 14 0.55 0.79 0.28 1.3 4.8 9.4 14 3.3 0.58 0.77 0.47 1.2 15 0.63 0.77 0.30 0.70 3.8 6.9 11 1.8 0.81 0.49 0.90 2.0 16 0.60 0.85 0.26 0.55 3.4 5.7 8.4 0.99 0.64 0.59 1.1 4.2 17 0.52 0.75 0.37 0.48 3.1 4.9 6.4 0.64 0.60 0.40 0.89 0.78 18 2.3 0.73 2.0 0.40 2.5 4.6 5.5 4.2 0.62 0.40 1.0 0.82 19 0.35 0.81 1.3 4.8 2.1 4.6 5.0 8.8 0.61 0.88 0.60 12 20 0.37 1.3 0.74 19 2.7 4.2 4.2 4.9 0.51 0.89 1.2 35 21 0.45 0.70 0.46 8.5 3.0 7.3 3.2 2.9 0.53 0.93 0.69 14 22 0.52 0.87 0.44 5.8 2.5 7.6 2.5 2.5 0.56 0.74 0.88 6.8 23 0.49 0.68 0.33 26 1.9 5.4 1.7 0.77 0.87 0.61 1.0 4.0 24 0.51 1.4 0.42 27 1.9 4.5 1.3 0.72 0.84 0.44 0.92 2.4 25 0.71 0.47 0.40 23 1.8 4.0 1.9 0.63 0.81 0.45 2.3 1.7 26 0.74 0.35 0.38 15 1.7 3.9 1.9 0.64 0.74 0.42 7.2 3.2 27 0.76 0.55 0.29 9.6 1.6 4.2 1.5 0.39 0.73 0.35 16 3.4 28 0.68 0.32 0.27 6.5 1.4 3.3 1.3 0.75 0.67 0.74 6.7 2.8 29 0.54 0.43 0.59 4.7 --- 3.0 1.1 0.74 0.70 0.36 1.4 2.1 30 0.59 0.47 0.43 3.7 --- 7.4 0.76 1.1 0.74 0.27 0.91 1.6 31 0.59 --- 0.30 3.8 --- 26 --- 1.6 --- 0.40 2.2 --- TOTAL 17.84 22.22 17.29 188.49 183.8 246.1 276.36 119.17 20.31 19.31 55.82 107.24 MEAN 0.58 0.74 0.56 6.08 6.56 7.94 9.21 3.84 0.68 0.62 1.80 3.57 MAX 2.3 1.4 3.0 27 38 31 47 17 0.99 1.8 16 35 MIN 0.25 0.32 0.24 0.27 1.2 1.4 0.76 0.39 0.50 0.27 0.22 0.41 CFSM 0.02 0.03 0.02 0.25 0.27 0.33 0.39 0.16 0.03 0.03 0.08 0.15 IN. 0.03 0.03 0.03 0.29 0.29 0.38 0.43 0.19 0.03 0.03 0.09 0.17 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1981 - 2002, BY WATER YEAR (WY) MEAN 17.8 18.7 25.4 39.3 43.2 46.6 32.1 18.3 11.0 10.4 14.5 11.3 MAX 114 63.4 86.3 108 107 114 77.0 67.4 29.2 39.6 77.6 44.9 (WY) 1991 1993 1995 1993 1995 1998 1998 1991 1994 1989 1991 1989 MIN 0.58 0.74 0.56 6.08 6.56 7.94 8.30 2.13 0.68 0.27 0.41 0.84 (WY) 2002 2002 2002 2002 2002 2002 1985 2001 2002 1986 2001 2001 SUMMARY STATISTICS FOR 2001 CALENDAR YEAR FOR 2002 WATER YEAR WATER YEARS 1981 - 2002 ANNUAL TOTAL 1837.75 1273.95 ANNUAL MEAN 5.03 3.49 24.0 HIGHEST ANNUAL MEAN 46.6 1991 LOWEST ANNUAL MEAN 3.49 2002 HIGHEST DAILY MEAN 67 Mar 30 47 Apr 1 1080 Oct 11 1990 LOWEST DAILY MEAN 0.21 Sep 13 0.22 Aug 12 0.13 Jul 10 1986 ANNUAL SEVEN-DAY MINIMUM 0.27 Sep 12 0.34 Dec 3 0.19 Jul 29 1986 MAXIMUM PEAK FLOW 133 Aug 26 3760 Oct 10 1990 MAXIMUM PEAK STAGE 3.79 Aug 26 10.69 Oct 10 1990 ANNUAL RUNOFF (CFSM) 0.211 0.146 1.00 ANNUAL RUNOFF (INCHES) 2.86 1.98 13.63 10 PERCENT EXCEEDS 13 9.4 49 50 PERCENT EXCEEDS 1.1 0.89 12 90 PERCENT EXCEEDS 0.33 0.39 1.7 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02131472 HANGING ROCK CREEK NR KERSHAW, SC SOURCE AGENCY USGS STATE 45 COUNTY 057 LATITUDE 343058 LONGITUDE 0803459 NAD27 DRAINAGE AREA 23.9* CONTRIBUTING DRAINAGE AREA DATUM 345 NGVD29 Date Processed: 2005-04-11 11:43 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 1.4 4.6 2.1 19 41 46 40 15 12 22 11 4.7 2 1.3 3.4 1.9 18 29 52 37 17 11 209 13 4.8 3 1.2 2.7 2.0 17 23 42 34 25 15 67 21 4.3 4 1.0 2.7 2.0 16 21 34 31 48 23 43 24 5.3 5 0.88 5.2 11 14 19 33 30 30 14 33 42 36 6 0.69 9.7 e12 13 16 432 29 41 12 27 83 21 7 1.0 8.0 e7.9 11 44 147 39 44 33 28 45 15 8 2.0 5.3 e7.0 11 35 79 44 32 29 31 34 16 9 0.45 3.8 e8.3 11 27 60 138 23 18 23 49 13 10 0.91 3.1 e7.6 11 61 51 469 18 11 20 35 9.9 11 2.9 5.9 12 9.7 50 44 184 15 10 53 37 8.2 12 3.3 40 11 9.0 37 40 88 13 10 30 28 6.5 13 2.0 29 57 8.5 29 49 60 10 10 21 23 6.0 14 1.9 14 58 8.6 24 54 49 9.5 9.8 23 27 5.7 15 3.0 9.0 30 8.5 22 55 44 11 9.8 19 52 5.5 16 7.6 11 21 8.5 37 263 41 12 9.5 14 32 7.2 17 5.5 27 16 13 62 90 38 11 22 11 26 4.8 18 3.1 26 14 11 46 74 37 11 63 20 22 3.5 19 1.8 15 12 9.4 39 59 38 11 57 41 18 3.4 20 1.5 11 25 8.8 34 438 36 14 34 25 17 2.8 21 1.9 9.1 21 9.1 30 148 36 18 22 19 15 2.6 22 2.1 7.2 15 11 83 78 36 87 17 18 14 3.1 23 1.6 5.3 14 12 95 58 30 110 15 23 13 24 24 1.6 4.8 42 10 49 51 27 53 15 22 12 22 25 1.4 4.2 72 9.2 38 46 34 39 14 16 11 12 26 2.1 4.1 44 9.8 32 43 36 37 14 12 10 8.0 27 1.9 3.7 32 10 55 47 29 33 14 13 9.7 6.1 28 6.9 3.2 25 9.4 64 39 24 30 14 16 8.4 5.9 29 7.9 2.7 21 9.5 --- 37 23 23 14 15 7.0 5.3 30 7.9 2.4 18 41 --- 49 18 19 14 22 6.1 4.3 31 6.3 --- 16 72 --- 49 --- 15 --- 15 4.9 --- TOTAL 85.03 283.1 637.8 439.0 1142 2787 1799 874.5 566.1 951 750.1 276.9 MEAN 2.74 9.44 20.6 14.2 40.8 89.9 60.0 28.2 18.9 30.7 24.2 9.23 MAX 7.9 40 72 72 95 438 469 110 63 209 83 36 MIN 0.45 2.4 1.9 8.5 16 33 18 9.5 9.5 11 4.9 2.6 CFSM 0.11 0.39 0.86 0.59 1.71 3.76 2.51 1.18 0.79 1.28 1.01 0.39 IN. 0.13 0.44 0.99 0.68 1.78 4.34 2.80 1.36 0.88 1.48 1.17 0.43 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1981 - 2003, BY WATER YEAR (WY) MEAN 17.2 18.3 25.2 38.2 43.1 48.5 33.3 18.7 11.4 11.3 14.9 11.2 MAX 114 63.4 86.3 108 107 114 77.0 67.4 29.2 39.6 77.6 44.9 (WY) 1991 1993 1995 1993 1995 1998 1998 1991 1994 1989 1991 1989 MIN 0.58 0.74 0.56 6.08 6.56 7.94 8.30 2.13 0.68 0.27 0.41 0.84 (WY) 2002 2002 2002 2002 2002 2002 1985 2001 2002 1986 2001 2001 SUMMARY STATISTICS FOR 2002 CALENDAR YEAR FOR 2003 WATER YEAR WATER YEARS 1981 - 2003 ANNUAL TOTAL 2222.53 10591.53 ANNUAL MEAN 6.09 29.0 24.2 HIGHEST ANNUAL MEAN 46.6 1991 LOWEST ANNUAL MEAN 3.49 2002 HIGHEST DAILY MEAN 72 Dec 25 469 Apr 10 1080 Oct 11 1990 LOWEST DAILY MEAN 0.22 Aug 12 0.45 Oct 9 0.13 Jul 10 1986 ANNUAL SEVEN-DAY MINIMUM 0.43 Jul 25 0.99 Oct 4 0.19 Jul 29 1986 MAXIMUM PEAK FLOW 822 Mar 20 3760 Oct 10 1990 MAXIMUM PEAK STAGE 8.02 Mar 20 10.69 Oct 10 1990 ANNUAL RUNOFF (CFSM) 0.255 1.21 1.01 ANNUAL RUNOFF (INCHES) 3.46 16.49 13.75 10 PERCENT EXCEEDS 16 53 49 50 PERCENT EXCEEDS 2.1 17 13 90 PERCENT EXCEEDS 0.51 3.2 1.7 e Estimated