1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 By mishealy APPROVED DD #3, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1976 TO SEPTEMBER 1977 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 2.8 3.4 7.6 6.8 4.9 4.5 5.4 3.1 5.8 2.4 93 2.4 2 2.6 3.1 6.5 7.0 4.8 4.3 5.2 3.1 3.1 2.4 114 2.6 3 2.4 3.1 5.8 22 5.0 4.5 5.3 3.1 2.9 2.1 108 2.6 4 2.3 3.1 5.4 7.8 5.0 16 4.9 3.9 2.9 1.9 8.5 24 5 2.1 3.1 5.3 7.4 4.9 4.8 27 3.1 2.9 1.9 4.9 3.1 6 2.6 3.0 24 8.8 4.6 37 5.0 3.1 5.8 2.3 3.9 2.4 7 7.0 2.9 69 25 4.6 26 4.6 2.9 3.1 2.6 3.4 29 8 72 2.9 15 7.5 4.6 7.1 4.5 2.9 3.1 2.4 2.9 3.7 9 47 3.1 8.5 86 4.7 6.1 4.2 3.9 3.1 2.1 2.9 2.7 10 5.2 3.2 6.9 92 4.6 5.6 4.1 2.9 3.1 1.9 3.4 2.6 11 4.1 3.1 32 12 4.6 11 4.1 2.9 2.9 2.1 2.9 2.4 12 3.6 11 285 10 4.6 9.8 3.9 2.9 2.9 2.9 3.1 2.3 13 3.4 3.8 25 8.8 4.8 53 3.9 2.9 26 3.1 2.9 2.3 14 3.2 62 13 16 4.8 7.8 3.9 2.9 49 1.8 20 2.3 15 3.1 72 81 8.9 5.0 6.6 3.9 2.9 5.8 1.9 3.9 38 16 3.0 12 18 7.8 5.0 6.0 3.9 2.9 28 1.9 2.7 37 17 47 6.9 12 7.0 5.0 5.4 3.9 2.7 7.7 1.8 2.9 4.9 18 5.0 5.5 11 6.9 5.1 5.2 3.9 2.7 5.8 1.8 2.9 3.1 19 3.7 4.9 9.8 6.4 5.1 5.0 3.7 2.7 62 1.9 2.9 2.9 20 124 4.7 13 6.4 5.0 25 3.7 2.7 25 1.9 2.7 2.6 21 11 4.7 8.5 6.3 5.0 95 3.7 2.6 7.3 1.9 2.4 2.6 22 5.9 4.3 7.9 5.8 5.0 69 3.7 2.7 11 2.1 2.4 2.6 23 4.7 4.1 8.0 5.6 5.0 11 8.5 2.6 13 1.9 2.4 2.6 24 4.3 4.1 7.5 8.7 23 8.5 3.9 2.6 7.3 1.8 7.7 2.4 25 5.4 4.1 24 6.3 4.6 7.3 3.4 12 7.3 1.9 2.4 2.4 26 5.7 12 40 5.7 4.3 6.6 3.4 3.7 8.5 13 59 4.7 27 3.7 10 9.4 5.5 19 6.1 3.1 3.1 8.5 2.1 6.5 6.9 28 3.4 80 8.6 6.2 5.2 6.0 3.1 2.9 4.1 1.9 3.1 2.6 29 3.5 26 7.8 5.1 --- 26 3.1 2.9 9.3 40 3.1 2.3 30 4.0 11 7.3 5.0 --- 6.8 3.1 2.9 3.4 2.7 2.7 2.7 31 4.5 --- 7.3 5.0 --- 5.9 --- 2.9 --- 2.1 2.6 --- TOTAL 402.2 377.1 790.1 425.7 167.8 498.9 148.0 101.1 330.6 114.5 486.1 204.7 MEAN 13.0 12.6 25.5 13.7 5.99 16.1 4.93 3.26 11.0 3.69 15.7 6.82 MAX 124 80 285 92 23 95 27 12 62 40 114 38 MIN 2.1 2.9 5.3 5.0 4.3 4.3 3.1 2.6 2.9 1.8 2.4 2.3 CFSM 2.29 2.22 4.50 2.42 1.06 2.84 0.87 0.58 1.94 0.65 2.77 1.20 IN. 2.64 2.47 5.18 2.79 1.10 3.27 0.97 0.66 2.17 0.75 3.19 1.34 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 By mishealy APPROVED DD #3, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1977 TO SEPTEMBER 1978 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 2.6 3.9 20 6.3 7.3 7.0 4.4 11 2.6 2.3 7.7 3.2 2 4.8 3.8 5.5 5.8 15 7.4 4.4 6.5 2.4 5.8 1.9 3.4 3 2.6 4.1 5.1 5.7 7.1 21 4.2 6.5 15 2.3 9.7 48 4 2.6 6.6 4.8 5.6 6.7 5.8 4.2 7.7 2.9 2.1 2.3 2.1 5 2.5 6.6 38 5.5 6.6 5.5 3.9 4.2 16 1.9 2.3 1.9 6 2.6 37 7.5 7.5 6.5 5.5 3.9 3.7 4.7 1.9 7.3 1.8 7 2.6 5.0 5.6 5.0 6.3 5.8 3.9 7.7 4.4 1.9 2.6 1.8 8 2.6 4.4 5.3 36 6.3 6.7 3.7 41 44 1.9 1.9 1.8 9 9.5 4.2 6.0 9.2 6.4 101 3.4 36 13 1.9 2.9 1.6 10 2.5 4.3 5.1 5.7 6.4 32 3.7 6.5 3.2 2.3 4.4 7.3 11 2.5 4.0 5.2 5.3 6.3 10 18 4.7 2.7 2.9 15 2.1 12 3.7 4.0 5.2 12 6.6 8.3 6.5 4.4 2.4 1.8 2.6 1.8 13 12 3.9 5.2 97 13 7.5 59 3.9 2.4 2.1 2.1 1.6 14 2.7 4.0 19 12 6.1 11 4.9 3.7 2.7 2.1 5.2 1.6 15 2.6 4.0 5.6 8.0 5.6 6.2 4.2 3.7 2.7 24 2.3 1.8 16 2.6 4.1 5.2 7.0 9.4 5.8 3.7 3.4 2.7 7.3 2.1 1.6 17 2.6 4.1 5.9 22 6.2 5.4 3.7 3.4 2.7 2.3 2.1 1.6 18 2.6 4.1 11 7.3 13 4.9 16 3.2 2.6 2.1 2.1 1.6 19 2.6 4.0 5.1 175 6.9 4.9 37 3.2 2.4 2.1 1.9 1.6 20 2.6 3.9 5.2 39 6.3 4.9 4.9 2.9 2.4 2.3 5.4 1.6 21 2.6 4.0 6.1 13 7.4 4.9 4.4 2.7 2.6 2.1 1.9 1.6 22 2.7 5.8 5.2 9.9 6.1 4.9 3.7 2.7 2.6 2.1 1.8 1.8 23 2.7 6.0 5.4 8.6 6.0 4.9 3.7 3.4 2.6 2.4 1.8 1.9 24 2.6 3.7 5.4 9.4 5.9 4.6 3.7 2.7 37 1.9 1.8 1.8 25 112 9.1 36 174 5.9 9.4 65 2.7 2.9 30 1.9 1.8 26 102 4.0 6.3 34 5.9 12 12 2.6 2.4 2.4 16 1.8 27 6.7 3.5 5.6 12 6.0 4.4 5.8 2.6 2.3 6.9 8.1 1.6 28 26 3.5 5.3 9.9 11 4.2 4.9 2.6 2.3 2.4 1.9 1.6 29 5.4 3.6 5.2 8.6 --- 4.2 4.4 2.6 2.3 1.9 1.8 1.6 30 4.4 29 31 7.9 --- 5.2 5.2 2.6 2.4 1.9 1.9 4.9 31 4.1 --- 9.7 7.5 --- 4.7 --- 2.6 --- 1.9 2.1 --- TOTAL 342.6 192.2 296.7 771.7 208.2 330.0 310.4 197.1 193.3 129.2 124.8 110.2 MEAN 11.1 6.41 9.57 24.9 7.44 10.6 10.3 6.36 6.44 4.17 4.03 3.67 MAX 112 37 38 175 15 101 65 41 44 30 16 48 MIN 2.5 3.5 4.8 5.0 5.6 4.2 3.4 2.6 2.3 1.8 1.8 1.6 CFSM 1.95 1.13 1.69 4.39 1.31 1.88 1.82 1.12 1.14 0.74 0.71 0.65 IN. 2.25 1.26 1.95 5.06 1.37 2.17 2.04 1.29 1.27 0.85 0.82 0.72 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 By mishealy APPROVED DD #3, ,PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1978 TO SEPTEMBER 1979 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 2.5 2.1 2.9 2.9 4.0 8.3 5.7 4.8 13 3.8 33 15 2 1.4 2.1 2.5 47 4.0 7.5 5.7 4.5 6.4 3.1 5.4 7.0 3 1.4 2.3 2.5 4.0 4.3 7.1 8.3 4.3 5.1 3.1 4.0 3.0 4 1.4 2.1 2.5 3.5 4.3 7.1 31 4.3 4.8 3.1 3.8 5.0 5 7.5 2.1 11 3.3 4.0 21 7.1 4.3 4.3 2.7 3.5 180 6 1.5 2.3 2.7 3.1 37 7.1 6.0 4.3 6.0 2.7 3.5 40 7 1.4 3.8 2.5 10 32 6.4 6.0 4.3 4.0 27 3.3 13 8 1.4 6.4 2.3 7.9 7.1 12 6.0 4.5 3.8 6.4 3.5 7.0 9 1.4 1.8 4.5 3.3 5.1 6.4 64 19 3.5 3.3 3.5 5.0 10 1.4 1.8 2.3 3.3 4.3 6.4 6.0 4.8 3.3 3.1 4.3 4.0 11 1.4 2.0 2.3 3.3 4.0 41 5.4 4.3 3.3 3.1 11 3.0 12 1.5 2.0 2.3 35 3.8 8.3 5.1 4.8 3.1 2.9 4.0 3.0 13 2.1 2.1 2.3 41 3.8 7.1 30 53 3.1 2.9 3.1 3.0 14 1.4 2.3 2.3 5.7 3.8 9.6 7.1 19 3.1 2.7 2.9 4.0 15 1.4 2.3 2.3 4.5 4.0 6.0 5.1 5.7 3.1 2.7 2.9 3.0 16 1.4 2.3 5.1 4.5 4.0 5.7 4.5 4.8 96 2.7 3.3 3.0 17 1.4 2.5 2.9 3.8 3.8 6.0 4.3 4.5 6.4 10 3.1 3.0 18 1.5 2.3 2.3 3.8 4.3 6.4 4.3 4.3 4.5 86 3.0 2.0 19 1.7 2.1 2.3 4.0 11 6.0 4.3 4.3 3.8 8.8 3.0 2.0 20 1.5 2.1 2.5 9.2 36 5.7 4.3 4.0 79 4.3 3.0 2.0 21 1.5 2.1 2.7 17 52 5.7 4.3 56 7.9 260 8.0 2.0 22 1.5 2.1 2.3 4.0 37 5.4 3.8 23 6.0 63 4.0 3.0 23 1.5 2.3 2.5 4.0 88 90 3.8 8.8 4.8 21 3.0 3.0 24 1.7 2.3 23 25 223 19 3.8 10 4.3 11 3.0 2.0 25 1.7 2.3 3.3 4.5 34 9.2 49 5.4 4.0 18 3.0 3.0 26 1.8 2.3 2.9 4.3 16 7.5 130 4.5 4.0 7.1 3.0 3.0 27 1.8 18 2.9 4.0 11 6.7 13 4.0 3.8 5.7 3.0 3.0 28 1.8 2.9 2.9 4.0 9.2 6.4 7.9 4.3 3.5 4.8 3.0 3.0 29 1.8 41 3.1 4.0 --- 6.4 6.0 21 3.5 4.3 3.0 5.0 30 2.0 5.7 2.9 4.0 --- 6.0 5.4 4.8 13 3.8 3.0 9.0 31 2.0 --- 2.9 4.5 --- 5.7 --- 64 --- 4.0 4.0 --- TOTAL 55.7 129.8 113.7 282.4 654.8 359.1 447.2 373.6 314.4 587.1 147.1 343.0 MEAN 1.80 4.33 3.67 9.11 23.4 11.6 14.9 12.1 10.5 18.9 4.75 11.4 MAX 7.5 41 23 47 223 90 130 64 96 260 33 180 MIN 1.4 1.8 2.3 2.9 3.8 5.4 3.8 4.0 3.1 2.7 2.9 2.0 CFSM 0.32 0.76 0.65 1.61 4.12 2.04 2.63 2.13 1.85 3.34 0.84 2.02 IN. 0.37 0.85 0.75 1.85 4.30 2.36 2.93 2.45 2.06 3.85 0.97 2.25 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 7.0 2.8 3.7 17 6.7 8.3 11 4.0 2.7 2.7 2.6 2.7 2 7.0 56 3.6 5.4 6.0 4.5 9.6 3.8 2.7 2.7 2.5 2.5 3 8.0 5.9 3.7 4.5 5.7 14 19 3.8 2.5 2.7 2.4 2.5 4 6.0 3.7 3.8 6.7 5.7 6.7 9.6 3.5 2.5 6.7 2.5 2.3 5 7.0 3.5 3.8 5.4 5.4 19 7.5 3.5 2.5 2.9 2.5 2.5 6 5.0 3.4 8.3 4.5 11 5.7 7.1 3.5 2.7 2.5 2.6 2.5 7 4.0 3.3 3.8 4.5 6.4 5.1 10 3.3 6.0 2.5 2.6 2.0 8 3.5 3.3 3.4 77 5.4 52 39 4.5 2.3 2.5 4.2 2.0 9 3.0 3.2 3.3 16 31 8.8 10 3.5 2.3 2.7 7.9 2.0 10 2.5 3.1 3.4 7.1 39 6.7 9.0 3.3 2.3 7.9 2.7 2.0 11 2.0 94 3.4 21 7.5 5.7 8.0 3.3 2.3 3.3 2.7 2.0 12 2.0 7.5 3.5 7.1 6.0 110 7.0 3.3 2.3 2.9 12 2.0 13 2.0 5.2 3.5 7.9 5.4 66 20 3.1 2.3 2.9 3.4 2.0 14 1.5 4.4 3.6 21 5.1 12 30 3.1 2.3 2.9 2.4 2.0 15 1.5 4.1 5.5 6.7 5.1 8.8 15 3.1 2.1 2.5 2.5 2.0 16 1.5 3.9 7.0 6.0 10 7.5 8.0 3.1 2.3 2.7 78 2.0 17 1.5 3.8 3.5 16 4.5 72 6.7 4.8 6.4 3.1 7.5 2.0 18 1.5 3.7 3.3 50 4.5 31 6.7 3.1 8.3 5.1 3.0 2.0 19 1.5 3.7 3.3 9.2 4.3 9.6 6.4 9.6 2.5 2.3 24 2.0 20 1.5 3.6 3.3 7.5 4.5 27 6.0 85 2.3 2.3 5.9 2.0 21 1.5 3.6 3.5 7.1 4.8 36 6.0 5.1 2.3 2.3 3.0 1.5 22 2.0 3.6 3.5 22 11 9.2 5.4 4.3 2.3 2.3 34 1.5 23 2.0 4.4 3.5 25 6.0 7.5 5.1 4.3 2.3 2.9 3.3 1.5 24 1.5 3.4 14 7.9 4.3 44 4.8 4.5 77 2.3 3.0 1.5 25 1.5 8.9 4.5 7.1 4.3 10 4.8 3.8 77 2.9 3.0 1.5 26 1.5 21 3.8 11 4.0 7.5 4.5 3.3 8.8 2.9 2.8 1.5 27 1.5 4.0 3.5 14 4.0 6.7 4.5 3.1 4.0 2.7 3.2 1.5 28 1.5 4.0 3.5 6.7 4.3 182 4.5 3.3 3.3 17 2.8 10 29 1.5 3.7 3.8 6.4 4.3 35 4.8 2.9 3.1 8.3 3.0 100 30 2.0 3.7 16 8.3 --- 90 4.5 2.7 2.9 2.7 2.9 110 31 2.5 --- 4.8 28 --- 18 --- 2.9 --- 2.7 2.8 --- TOTAL 88.5 282.4 145.1 444.0 226.2 926.3 294.5 198.4 244.6 114.8 237.7 273.5 MEAN 2.85 9.41 4.68 14.3 7.80 29.9 9.82 6.40 8.15 3.70 7.67 9.12 MAX 8.0 94 16 77 39 182 39 85 77 17 78 110 MIN 1.5 2.8 3.3 4.5 4.0 4.5 4.5 2.7 2.1 2.3 2.4 1.5 CFSM 0.50 1.66 0.83 2.53 1.38 5.27 1.73 1.13 1.44 0.65 1.35 1.61 IN. 0.58 1.85 0.95 2.91 1.48 6.08 1.93 1.30 1.60 0.75 1.56 1.79 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 50 3.8 2.9 3.0 3.1 4.0 19 2.4 8.3 9.6 156 3.8 2 15 3.5 2.7 4.5 18 4.5 4.0 2.3 17 49 28 3.5 3 5.0 3.3 2.5 3.5 3.1 3.8 3.8 2.1 38 201 11 3.3 4 3.5 26 2.5 3.0 2.9 9.2 3.5 2.3 11 12 5.7 3.1 5 3.5 4.3 2.7 3.0 2.7 9.2 5.7 2.3 2.7 21 4.8 3.5 6 3.5 3.8 2.9 3.0 2.9 3.5 3.8 3.1 2.3 5.7 4.3 16 7 4.0 3.5 2.9 3.0 3.8 3.5 3.3 19 3.1 3.8 4.3 6.4 8 4.0 3.3 2.9 3.0 3.1 3.3 3.3 2.9 2.5 3.3 4.8 26 9 4.0 3.1 3.1 3.1 2.7 3.5 3.3 2.3 2.3 3.1 53 3.8 10 4.0 3.1 3.1 2.9 71 3.3 3.3 2.5 2.3 2.9 6.7 3.3 11 3.5 3.1 2.9 2.6 116 3.4 3.1 2.5 6.0 3.1 111 3.0 12 3.5 2.9 2.9 2.5 7.9 3.5 3.1 2.3 9.2 4.0 20 2.8 13 4.0 3.1 11 2.6 5.7 3.8 2.9 2.1 4.5 2.7 7.5 2.9 14 4.0 3.1 2.9 2.9 5.1 3.8 2.7 1.9 3.0 5.7 6.4 3.1 15 4.3 13 2.5 3.1 4.5 3.8 4.8 1.9 2.5 3.1 5.7 3.3 16 4.0 3.3 2.5 2.9 4.5 4.0 2.7 2.1 2.3 40 18 3.1 17 4.3 6.7 6.0 2.7 4.3 4.0 2.7 2.0 2.0 6.7 30 2.9 18 4.0 3.5 4.0 2.9 17 23 2.9 2.0 2.1 3.1 47 6.4 19 4.0 2.9 2.9 3.1 6.7 4.3 2.9 2.1 3.1 3.1 11 2.9 20 3.8 2.7 4.8 3.8 5.1 3.5 19 6.4 14 2.9 8.3 2.7 21 3.5 2.6 3.3 11 4.5 3.3 3.1 2.7 2.7 2.9 6.4 2.6 22 3.5 2.7 2.9 3.1 4.3 23 2.5 2.1 2.1 2.7 5.7 2.5 23 12 2.9 2.7 2.9 4.5 8.8 2.5 2.0 2.1 3.1 5.4 2.5 24 6.4 17 2.6 2.6 4.0 4.3 5.7 1.9 3.5 2.9 5.1 2.7 25 6.4 3.5 2.5 2.9 3.8 3.8 2.8 1.8 2.3 8.8 4.8 2.9 26 3.5 3.1 2.6 3.1 3.8 3.5 2.7 2.1 2.5 34 4.5 2.7 27 3.5 11 2.9 3.3 3.8 3.3 2.6 8.8 2.5 3.5 4.0 2.7 28 4.0 3.5 9.6 4.3 4.0 3.2 2.5 2.5 2.5 2.9 4.0 2.9 29 3.3 3.1 2.9 3.1 --- 3.5 2.5 2.1 2.7 3.5 9.6 3.3 30 14 2.9 2.9 3.8 --- 12 2.7 2.1 2.7 3.1 3.8 3.1 31 5.7 --- 2.9 2.9 --- 3.5 --- 7.5 --- 28 3.8 --- TOTAL 201.7 154.3 108.4 104.1 322.8 177.1 129.4 102.1 163.8 481.2 600.6 133.7 MEAN 6.51 5.14 3.50 3.36 11.5 5.71 4.31 3.29 5.46 15.5 19.4 4.46 MAX 50 26 11 11 116 23 19 19 38 201 156 26 MIN 3.3 2.6 2.5 2.5 2.7 3.2 2.5 1.8 2.0 2.7 3.8 2.5 CFSM 1.15 0.91 0.62 0.59 2.03 1.01 0.76 0.58 0.96 2.74 3.42 0.79 IN. 1.32 1.01 0.71 0.68 2.12 1.16 0.85 0.67 1.07 3.16 3.94 0.88 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 2.5 2.2 9.2 21 6.7 7.2 4.9 6.4 4.8 3.1 22 3.5 2 3.0 2.2 5.1 11 12 6.4 11 5.7 3.1 3.1 3.1 4.2 3 2.5 2.3 2.3 67 68 6.4 5.7 5.4 54 3.1 2.7 5.5 4 2.6 2.3 2.2 100 11 5.7 3.9 5.1 63 8.3 2.5 5.0 5 3.1 2.3 2.2 16 8.2 5.7 22 5.1 8.3 3.1 58 4.4 6 3.1 2.3 2.0 11 7.4 5.7 4.8 4.8 4.3 2.5 4.5 3.2 7 2.5 2.0 2.2 9.6 6.5 49 4.0 4.5 3.8 3.8 24 2.9 8 2.5 2.2 2.2 8.3 6.0 7.7 36 4.5 3.5 3.5 6.1 2.8 9 2.5 2.2 2.2 7.9 11 6.4 7.4 4.3 3.5 2.9 7.1 2.9 10 6.4 3.6 2.2 7.1 6.5 6.0 4.7 4.5 36 3.8 48 3.5 11 2.6 1.8 2.2 6.4 5.3 5.9 4.4 4.0 5.1 2.5 6.4 4.6 12 2.5 1.8 2.2 6.4 16 5.7 4.3 4.0 4.0 11 3.5 4.2 13 2.5 1.8 2.2 11 20 5.7 4.0 4.0 29 2.5 3.3 3.7 14 2.5 1.8 42 28 5.9 5.2 7.2 3.8 3.8 34 3.3 3.6 15 2.5 2.0 84 16 6.6 43 4.0 3.8 13 11 3.1 3.5 16 2.5 4.0 6.8 10 43 9.1 4.0 3.5 9.6 5.7 2.7 3.2 17 2.5 2.0 5.0 8.3 40 6.0 27 3.5 4.8 2.7 2.6 3.0 18 2.5 1.8 6.6 7.5 9.9 5.7 5.1 3.5 4.0 52 2.7 7.0 19 2.6 1.8 3.9 7.5 7.8 5.6 4.2 3.5 3.5 4.3 2.6 8.0 20 2.6 2.2 3.8 7.1 6.9 5.4 33 5.4 3.3 2.7 2.5 5.5 21 2.7 2.2 3.9 19 6.4 5.2 5.4 23 3.1 2.5 2.4 7.0 22 2.7 2.2 4.5 7.1 5.7 5.3 4.4 3.5 77 2.7 2.3 5.0 23 2.9 2.2 3.5 31 5.5 4.9 4.0 3.3 6.1 2.7 2.3 4.0 24 5.0 13 28 11 5.8 6.0 3.9 3.3 4.5 19 2.2 3.3 25 49 2.0 98 7.9 5.6 4.9 28 6.1 4.0 2.7 2.1 2.7 26 3.5 2.0 9.0 7.1 21 4.8 85 4.8 4.0 2.3 2.0 2.3 27 3.3 2.2 14 6.4 32 4.6 107 4.0 4.0 2.2 2.2 1.8 28 2.2 7.5 20 6.4 9.0 4.5 16 8.3 3.5 2.3 2.1 2.0 29 2.2 2.0 15 6.8 --- 4.8 9.2 3.8 3.3 18 2.0 2.3 30 2.2 16 6.1 6.1 --- 4.8 7.5 3.3 3.1 24 2.1 2.0 31 2.0 --- 204 14 --- 5.0 --- 3.1 --- 16 2.0 --- TOTAL 133.7 95.9 596.5 489.9 395.7 258.3 472.0 155.8 377.0 260.0 234.4 116.6 MEAN 4.31 3.20 19.2 15.8 14.1 8.33 15.7 5.03 12.6 8.39 7.56 3.89 MAX 49 16 204 100 68 49 107 23 77 52 58 8.0 MIN 2.0 1.8 2.0 6.1 5.3 4.5 3.9 3.1 3.1 2.2 2.0 1.8 CFSM 0.76 0.56 3.39 2.79 2.49 1.47 2.77 0.89 2.22 1.48 1.33 0.69 IN. 0.88 0.63 3.91 3.21 2.60 1.69 3.10 1.02 2.47 1.71 1.54 0.76 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 2.0 1.9 3.2 7.1 3.9 31 12 4.5 2.6 4.5 1.4 4.3 2 2.2 2.5 2.4 50 53 6.4 24 4.4 1.6 2.5 1.6 8.8 3 2.4 10 2.4 11 5.7 5.3 11 17 1.6 63 1.6 1.4 4 2.8 3.0 2.4 6.0 4.5 4.9 9.2 6.4 1.5 214 1.4 1.3 5 2.8 2.5 2.8 5.9 4.1 4.7 8.8 4.4 1.5 27 1.6 1.3 6 2.5 2.2 3.5 5.1 20 132 20 4.2 5.0 4.0 1.4 1.4 7 2.2 2.1 2.1 4.9 5.5 15 37 4.3 18 2.4 1.4 1.3 8 5.0 2.1 2.2 4.6 4.4 8.8 209 4.8 3.2 2.0 1.6 1.4 9 2.0 2.4 2.4 12 5.3 7.3 86 4.3 1.7 2.0 1.1 1.6 10 1.8 2.2 2.5 4.7 19 6.5 29 3.6 1.6 1.7 1.1 1.4 11 1.9 3.0 23 4.2 10 6.0 14 3.5 1.5 2.5 1.2 1.4 12 2.0 6.5 56 4.0 4.6 5.8 11 3.6 1.4 1.6 1.1 1.4 13 33 2.5 4.1 3.9 23 5.4 9.4 3.7 1.4 1.5 0.90 27 14 4.4 2.2 3.3 4.0 83 5.3 9.3 3.4 1.2 19 0.88 38 15 2.2 2.1 4.4 4.0 9.3 5.3 19 3.0 1.3 1.8 0.97 1.8 16 2.1 2.0 25 4.1 6.7 5.7 8.1 3.4 1.2 1.5 1.1 1.8 17 2.1 2.1 3.8 4.3 5.9 301 6.8 2.8 1.3 1.5 1.2 1.7 18 2.2 2.0 3.3 4.3 5.1 32 7.7 2.8 1.3 11 1.2 1.5 19 2.2 2.1 4.9 4.0 4.9 13 6.1 3.0 1.3 2.0 1.3 1.5 20 2.2 2.5 3.5 4.2 4.6 18 5.7 3.1 1.3 1.7 1.2 2.5 21 14 2.3 3.4 58 4.5 30 5.4 2.8 1.3 1.8 1.2 3.7 22 2.1 2.1 3.3 15 69 9.6 5.4 2.7 1.2 1.7 1.3 1.5 23 1.8 2.2 3.4 9.5 19 8.8 32 2.6 1.2 1.8 1.3 1.4 24 2.9 2.3 3.5 5.8 6.6 24 21 2.5 1.4 3.1 6.9 1.4 25 5.0 2.2 3.5 4.9 5.3 14 7.6 2.7 1.3 20 1.4 1.3 26 2.1 2.4 3.5 4.0 4.8 9.6 5.8 2.6 1.3 2.1 1.3 1.4 27 1.9 2.4 3.7 14 4.8 40 5.2 2.3 1.3 1.8 1.3 1.4 28 1.8 2.8 6.5 7.7 25 12 5.1 2.3 1.3 1.8 1.3 1.4 29 1.8 3.7 32 4.0 --- 9.9 4.9 2.2 1.4 1.8 1.2 1.3 30 1.9 19 13 3.9 --- 9.8 4.7 2.1 4.5 1.5 1.3 1.4 31 2.0 --- 8.9 3.8 --- 41 --- 2.1 --- 1.5 1.5 --- TOTAL 117.3 99.3 241.9 282.9 421.5 828.1 640.2 117.1 67.7 406.1 45.25 119.0 MEAN 3.78 3.31 7.80 9.13 15.1 26.7 21.3 3.78 2.26 13.1 1.46 3.97 MAX 33 19 56 58 83 301 209 17 18 214 6.9 38 MIN 1.8 1.9 2.1 3.8 3.9 4.7 4.7 2.1 1.2 1.5 0.88 1.3 CFSM 0.67 0.58 1.38 1.61 2.65 4.71 3.76 0.67 0.40 2.31 0.26 0.70 IN. 0.77 0.65 1.59 1.86 2.77 5.43 4.20 0.77 0.44 2.66 0.30 0.78 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 1.2 1.3 2.3 3.8 4.6 7.5 6.6 4.4 4.8 4.5 16 2.0 2 1.1 1.3 2.4 3.5 4.5 6.5 6.2 20 4.1 12 10 2.0 3 1.0 1.3 83 3.2 4.8 5.9 11 17 3.7 5.0 5.6 1.9 4 1.1 1.4 42 3.0 6.2 5.7 42 19 3.4 2.2 4.2 2.0 5 1.4 1.4 5.3 2.8 4.9 34 10 4.2 3.4 2.0 3.8 2.0 6 0.89 1.5 130 2.6 5.0 25 6.6 50 3.4 6.2 3.5 1.7 7 0.92 1.6 9.3 2.5 4.6 9.8 5.9 15 3.3 2.1 3.4 1.7 8 7.3 1.7 6.6 2.5 4.6 7.2 5.5 7.8 3.1 1.8 3.3 1.7 9 5.0 2.9 5.2 2.4 4.6 6.5 6.2 4.3 2.9 1.8 3.1 1.7 10 0.98 1.4 4.2 76 4.7 6.1 7.8 3.7 2.6 1.7 3.1 1.7 11 1.0 1.5 4.0 12 4.8 5.8 4.8 3.6 2.5 1.7 3.0 1.7 12 1.1 1.5 66 6.7 4.7 5.4 4.6 3.4 2.4 5.2 2.8 1.7 13 1.4 1.5 25 7.8 71 43 4.7 3.0 2.3 42 2.7 1.7 14 1.1 3.0 14 6.2 33 7.5 11 5.1 2.2 27 2.6 1.7 15 1.1 40 10 5.3 8.5 5.6 5.0 3.1 2.1 2.7 2.7 1.7 16 1.1 2.7 6.0 5.5 6.7 6.7 4.0 2.5 2.0 5.4 5.5 1.7 17 1.1 1.7 4.0 5.5 6.1 6.0 4.2 2.5 1.9 9.5 3.0 1.6 18 1.1 1.6 3.1 58 5.6 5.6 4.1 2.7 1.8 85 2.6 1.5 19 1.2 1.6 3.3 25 5.5 5.8 7.6 2.8 1.8 5.1 85 1.5 20 1.2 35 3.4 8.5 5.2 51 21 2.7 1.7 21 15 1.4 21 1.3 2.6 3.5 7.0 5.1 14 4.6 2.7 20 8.3 4.0 1.5 22 1.3 2.2 3.9 5.9 23 6.3 36 2.5 7.0 3.6 3.1 1.4 23 66 2.1 4.2 5.4 59 5.6 24 126 3.0 2.9 15 1.4 24 1.9 40 3.8 14 8.4 5.4 5.5 18 2.1 2.8 3.1 1.4 25 1.3 10 3.4 8.0 6.6 70 4.5 4.2 1.9 147 2.5 1.3 26 1.1 2.7 3.2 5.6 5.9 9.8 4.2 3.7 1.9 19 2.5 1.3 27 1.1 2.6 2.9 28 106 7.3 11 12 1.8 7.9 2.6 1.3 28 1.1 12 3.4 7.0 16 96 4.2 137 1.7 69 2.2 1.4 29 1.3 2.9 3.9 6.0 9.4 18 3.5 52 13 25 2.2 1.5 30 1.3 2.5 4.2 6.9 --- 9.0 4.4 11 6.5 8.0 2.2 9.8 31 1.3 --- 4.1 5.0 --- 7.1 --- 5.9 --- 5.7 2.1 --- TOTAL 111.29 185.5 469.6 341.6 439.0 505.1 280.7 551.8 114.3 543.1 222.4 56.9 MEAN 3.59 6.18 15.1 11.0 15.1 16.3 9.36 17.8 3.81 17.5 7.17 1.90 MAX 66 40 130 76 106 96 42 137 20 147 85 9.8 MIN 0.89 1.3 2.3 2.4 4.5 5.4 3.5 2.5 1.7 1.7 2.1 1.3 CFSM 0.63 1.09 2.67 1.94 2.67 2.87 1.65 3.14 0.67 3.09 1.27 0.33 IN. 0.73 1.22 3.08 2.24 2.88 3.31 1.84 3.62 0.75 3.56 1.46 0.37 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 3.8 1.2 1.3 3.9 64 3.9 2.1 1.3 1.2 45 2.2 1.7 2 1.3 1.3 5.2 6.5 107 3.9 2.0 6.3 1.3 9.0 2.0 1.4 3 1.3 1.6 3.9 43 9.8 3.8 2.1 26 1.4 2.0 2.0 1.3 4 1.3 8.3 1.4 21 6.5 3.7 2.1 1.4 1.5 12 1.8 1.3 5 1.3 1.3 54 3.8 161 3.8 3.1 1.2 1.4 14 1.7 1.4 6 1.4 1.2 3.3 3.3 52 3.7 24 1.2 1.5 40 1.7 1.6 7 2.0 1.2 2.0 3.1 11 3.7 1.9 1.1 85 4.1 1.6 1.7 8 1.2 1.2 2.1 3.0 7.7 3.8 1.9 1.1 3.3 2.2 4.9 1.5 9 1.2 1.3 1.9 2.9 6.4 3.8 1.8 1.2 1.4 1.8 7.7 1.3 10 1.2 1.3 1.9 2.9 5.7 3.5 1.8 22 1.3 1.8 1.6 1.4 11 1.3 8.7 2.0 3.3 16 3.5 1.8 23 1.3 1.7 1.8 1.4 12 1.5 1.2 1.9 3.2 17 3.6 1.8 1.8 1.3 1.7 1.4 1.2 13 1.6 1.3 1.9 3.4 5.4 3.4 1.9 1.3 1.3 1.9 1.4 1.3 14 1.6 1.3 1.9 3.6 4.7 3.4 2.1 1.3 1.3 1.8 1.5 1.3 15 1.5 1.4 2.0 3.2 4.6 2.9 2.7 1.2 6.2 1.8 1.7 1.2 16 1.7 1.4 2.0 3.2 4.4 2.8 1.6 1.2 16 1.8 1.8 1.1 17 1.9 1.4 2.2 27 4.3 3.0 1.5 1.4 12 1.9 3.4 1.1 18 1.8 1.4 2.4 3.3 4.1 2.5 1.5 1.1 8.0 1.9 1.8 1.1 19 1.6 1.6 2.7 3.0 6.7 2.6 1.4 1.1 2.5 1.9 1.3 1.1 20 1.6 1.5 3.3 2.7 58 2.6 1.4 1.1 1.2 1.8 1.2 1.1 21 1.5 1.5 3.6 2.7 7.1 16 1.4 1.1 1.1 1.9 16 1.1 22 4.0 1.5 3.8 2.8 5.7 7.8 1.5 10 1.2 4.7 8.4 1.2 23 1.5 1.6 3.1 3.0 5.3 2.5 1.4 1.3 1.1 41 1.4 1.3 24 1.2 1.6 3.2 2.9 5.1 2.2 6.4 1.0 1.2 13 2.1 2.4 25 1.3 1.7 3.3 2.7 5.8 2.1 1.3 0.99 1.4 30 5.8 0.89 26 1.3 1.9 3.3 2.7 4.9 2.0 1.5 0.98 1.2 11 3.2 0.94 27 1.5 2.0 4.3 2.7 5.9 2.1 1.7 1.0 1.0 2.8 1.4 1.1 28 1.8 13 4.5 7.4 3.9 2.1 1.7 3.0 1.1 31 13 1.2 29 1.4 1.4 4.0 3.5 --- 2.1 1.8 1.1 63 7.1 1.4 1.3 30 14 1.5 4.0 3.1 --- 2.1 1.3 4.3 36 2.8 61 1.3 31 1.5 --- 4.1 40 --- 2.2 --- 1.1 --- 2.3 6.7 --- TOTAL 63.1 68.8 140.5 222.8 600.0 111.1 80.5 123.17 258.7 297.7 164.9 39.23 MEAN 2.04 2.29 4.53 7.19 21.4 3.58 2.68 3.97 8.62 9.60 5.32 1.31 MAX 14 13 54 43 161 16 24 26 85 45 61 2.4 MIN 1.2 1.2 1.3 2.7 3.9 2.0 1.3 0.98 1.0 1.7 1.2 0.89 CFSM 0.36 0.40 0.80 1.27 3.78 0.63 0.47 0.70 1.52 1.69 0.94 0.23 IN. 0.41 0.45 0.92 1.46 3.94 0.73 0.53 0.81 1.70 1.95 1.08 0.26 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 6.6 51 19 2.0 1.5 2.6 2.7 1.4 0.93 1.1 2.4 2.3 2 2.3 4.8 8.6 2.0 1.6 2.8 2.8 1.3 0.96 2.5 7.9 2.1 3 19 7.7 5.9 2.0 1.9 2.8 2.6 1.3 0.92 1.1 1.1 6.0 4 118 3.5 5.2 1.9 2.2 3.0 2.5 1.3 0.96 1.2 0.99 2.0 5 2.8 2.3 4.8 1.8 2.9 3.3 2.4 1.4 1.0 1.2 1.0 6.5 6 1.9 2.1 4.5 1.9 7.1 3.4 2.2 1.5 1.3 1.1 77 2.2 7 1.8 2.0 4.2 1.8 1.7 3.2 2.1 1.4 1.2 1.1 4.8 2.0 8 1.6 2.0 3.7 1.6 1.5 3.1 3.4 5.9 0.89 1.5 1.7 1.7 9 1.6 1.9 3.5 1.8 1.5 3.1 2.0 1.2 27 1.6 14 1.7 10 2.2 1.9 3.4 1.9 26 3.3 1.9 0.93 1.1 1.5 6.3 1.7 11 1.5 1.9 3.1 1.9 11 3.2 2.0 0.93 1.1 1.1 10 1.8 12 1.7 21 9.9 1.9 2.4 3.0 1.9 0.99 1.3 1.1 201 2.1 13 2.7 6.3 11 1.9 2.0 96 1.7 12 1.5 0.82 7.6 2.1 14 1.4 2.2 2.9 2.1 2.4 49 1.9 1.2 1.4 2.5 6.0 1.7 15 1.6 2.1 2.6 2.3 2.2 6.6 1.6 1.0 1.3 1.1 2.5 1.5 16 2.1 2.1 2.6 2.5 1.9 4.6 1.7 1.0 2.3 4.7 2.7 1.4 17 1.9 2.1 2.3 2.5 2.0 3.8 1.6 1.1 0.84 1.2 4.7 1.3 18 2.2 2.0 2.3 6.8 2.3 3.5 1.6 1.0 0.82 1.6 66 1.3 19 2.2 2.0 2.0 7.8 2.5 55 1.6 3.3 0.87 1.6 197 1.5 20 2.3 28 2.2 1.7 2.7 14 1.5 1.1 0.95 1.5 75 1.4 21 17 31 2.0 1.5 2.7 6.2 4.8 0.93 0.86 1.8 12 1.3 22 57 135 2.0 1.5 2.8 4.8 1.3 1.0 0.98 32 6.7 1.2 23 2.5 10 2.1 1.4 2.7 4.1 1.3 1.1 1.1 1.0 4.7 1.3 24 1.7 6.2 2.1 1.4 2.8 3.7 1.3 1.2 0.98 1.4 3.7 1.2 25 1.5 5.3 2.0 8.7 3.0 3.4 1.4 1.0 0.95 73 2.9 1.2 26 1.3 17 1.7 13 3.0 3.2 1.3 1.1 4.5 3.7 2.6 1.4 27 1.2 4.8 1.8 2.0 3.0 3.2 1.4 15 34 28 2.5 1.4 28 1.2 4.1 2.3 1.7 2.6 3.1 1.3 34 1.4 3.8 24 2.5 29 1.1 36 1.9 2.0 --- 2.9 1.2 7.6 1.2 1.7 2.8 1.3 30 1.2 46 1.8 1.7 --- 2.8 1.2 1.3 1.3 1.7 4.3 1.4 31 51 --- 2.0 1.6 --- 2.8 --- 1.1 --- 1.8 4.0 --- TOTAL 314.1 444.3 125.4 86.6 101.9 309.5 58.2 106.58 95.91 181.02 759.89 58.5 MEAN 10.1 14.8 4.05 2.79 3.64 9.98 1.94 3.44 3.20 5.84 24.5 1.95 MAX 118 135 19 13 26 96 4.8 34 34 73 201 6.5 MIN 1.1 1.9 1.7 1.4 1.5 2.6 1.2 0.93 0.82 0.82 0.99 1.2 CFSM 1.79 2.61 0.71 0.49 0.64 1.76 0.34 0.61 0.56 1.03 4.32 0.34 IN. 2.06 2.91 0.82 0.57 0.67 2.03 0.38 0.70 0.63 1.19 4.99 0.38 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 1.6 18 22 93 7.2 250 19 3.4 35 6.6 4.9 3.4 2 1.5 2.6 29 10 7.0 18 8.5 3.4 7.1 20 2.1 1.9 3 1.4 2.0 8.8 6.8 6.8 14 12 3.5 3.3 45 1.9 1.9 4 1.3 1.9 6.1 6.0 6.2 11 6.9 15 131 52 1.9 5.1 5 1.2 1.9 4.9 5.0 5.6 9.0 6.3 20 15 9.7 2.0 66 6 1.2 1.8 4.3 4.5 5.0 7.0 5.8 6.0 4.0 5.2 15 10 7 1.2 1.8 4.1 4.3 8.0 5.6 5.3 4.0 3.4 3.6 48 12 8 29 1.9 3.9 4.1 5.4 17 5.2 3.5 3.2 3.6 10 2.9 9 122 2.0 4.3 4.0 5.0 19 4.9 3.4 3.2 3.1 3.8 2.4 10 60 1.9 5.4 7.3 4.5 17 4.6 3.4 2.9 3.0 2.6 188 11 6.1 2.0 14 3.3 4.0 11 4.4 3.4 3.0 3.4 12 7.7 12 3.8 174 33 3.1 6.0 10 4.3 3.4 3.1 6.7 2.5 29 13 4.4 8.5 6.8 3.1 5.0 8.0 4.0 4.0 4.6 2.4 2.3 7.1 14 17 5.3 5.4 3.2 4.5 6.2 4.0 8.2 3.0 2.0 2.0 3.9 15 2.8 66 5.0 6.2 3.5 5.0 14 2.6 7.3 2.1 2.2 3.1 16 2.5 8.5 4.7 17 20 7.0 4.3 2.0 7.3 2.4 2.0 2.8 17 2.3 11 4.4 9.5 15 10 5.7 2.0 2.9 2.8 2.0 2.7 18 3.4 5.8 4.3 88 12 3.5 4.3 2.0 4.3 2.8 2.0 2.3 19 1.9 5.0 3.9 200 9.0 8.0 3.9 2.0 14 2.5 2.7 2.1 20 1.9 69 3.7 18 7.0 3.0 3.9 2.0 3.3 2.3 2.2 2.7 21 1.9 10 3.5 20 5.0 6.0 3.6 2.0 2.5 2.3 2.3 1.9 22 2.1 6.8 3.5 190 7.0 4.0 3.5 2.1 2.3 2.0 2.4 1.8 23 1.7 5.8 6.0 19 9.0 2.5 3.4 1.9 2.3 2.1 2.4 1.8 24 1.7 5.5 23 13 7.0 3.5 7.0 2.0 2.1 2.0 2.2 1.8 25 12 15 4.3 53 5.0 9.0 5.0 1.9 87 1.9 2.2 1.9 26 4.3 7.3 3.7 17 5.0 20 4.5 1.9 82 1.8 2.4 1.7 27 1.9 5.0 3.6 13 15 60 4.0 1.9 17 1.7 2.5 1.7 28 1.9 4.4 3.5 10 70 100 3.7 1.9 4.3 48 2.3 1.7 29 1.8 4.3 3.3 9.1 --- 20 3.5 2.0 3.3 25 2.1 1.7 30 1.7 25 3.0 8.0 --- 40 3.4 1.8 3.3 3.4 18 15 31 1.7 --- 2.8 7.5 --- 25 --- 1.7 --- 2.9 23 --- TOTAL 299.2 480.0 238.2 856.0 269.7 729.3 172.9 118.3 467.0 274.3 185.9 388.0 MEAN 9.65 16.0 7.68 27.6 9.63 23.5 5.76 3.82 15.6 8.85 6.00 12.9 MAX 122 174 33 200 70 250 19 20 131 52 48 188 MIN 1.2 1.8 2.8 3.1 3.5 2.5 3.4 1.7 2.1 1.7 1.9 1.7 CFSM 1.70 2.82 1.36 4.87 1.70 4.15 1.02 0.67 2.75 1.56 1.06 2.28 IN. 1.96 3.15 1.56 5.62 1.77 4.78 1.13 0.78 3.06 1.80 1.22 2.55 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 1.6 1.6 12 6.2 3.8 3.6 2.8 2.5 1.7 1.5 1.4 2.9 2 1.5 1.6 11 28 8.0 3.7 2.8 2.3 1.9 1.5 1.3 2.1 3 1.5 1.7 10 48 38 3.7 2.8 2.4 2.7 1.4 1.5 20 4 1.7 2.0 8.0 11 19 4.3 2.8 22 2.0 1.3 1.8 32 5 1.7 2.2 6.0 6.5 5.9 3.7 2.7 6.7 1.8 1.1 1.4 23 6 1.7 1.7 5.2 4.2 5.1 3.7 5.8 3.0 1.7 1.2 14 3.6 7 1.7 1.7 4.4 3.4 4.5 3.7 2.8 2.8 1.7 1.6 1.6 2.7 8 1.8 1.9 3.9 3.3 4.3 3.7 2.3 2.8 1.6 1.8 1.8 28 9 1.8 2.0 3.7 3.8 4.3 6.2 2.4 2.8 1.5 10 2.1 104 10 1.7 22 4.7 18 4.1 19 2.3 5.9 6.5 1.3 2.4 9.5 11 1.7 2.6 4.0 14 4.1 4.1 4.9 3.0 18 1.6 2.3 5.7 12 1.8 2.3 3.6 9.0 9.4 3.1 62 2.6 12 1.9 2.2 4.1 13 1.8 2.2 3.3 12 3.6 8.7 8.9 2.4 8.0 13 2.1 3.6 14 1.7 2.1 2.9 8.2 3.4 3.1 3.8 2.2 5.3 7.1 1.8 3.3 15 1.7 2.1 22 6.2 4.6 2.8 13 2.0 3.7 1.6 1.5 3.2 16 1.8 2.1 10 5.6 3.6 3.6 4.3 2.4 2.8 5.0 1.7 3.0 17 1.8 56 6.2 19 3.2 2.8 3.1 7.0 2.3 1.3 2.0 28 18 1.9 4.6 5.2 15 3.1 22 6.8 3.5 2.0 1.1 1.8 9.1 19 1.9 3.7 4.4 12 20 7.9 16 2.5 1.9 3.5 1.7 3.8 20 1.9 3.7 4.8 38 4.3 3.4 3.1 2.2 2.3 1.2 1.7 3.0 21 1.8 3.4 13 13 3.6 3.2 3.0 1.9 2.9 26 1.8 2.8 22 1.8 3.3 20 6.0 3.4 2.8 3.0 1.8 2.1 10 1.8 2.7 23 1.9 3.2 9.0 5.3 3.4 2.8 13 2.1 1.9 1.6 7.1 2.9 24 2.0 3.1 6.2 4.9 3.3 3.0 3.5 12 1.7 1.3 1.6 2.8 25 2.1 3.0 4.8 9.9 3.1 8.0 4.1 5.1 1.7 1.5 1.5 33 26 2.2 33 3.6 4.5 3.1 6.1 3.5 1.9 5.9 1.4 1.9 18 27 44 94 3.0 4.0 3.2 7.0 2.8 1.5 1.5 66 1.4 3.2 28 2.6 21 11 3.8 3.2 2.8 2.7 1.5 1.3 11 216 2.7 29 1.7 13 7.0 3.7 3.2 2.6 2.6 1.5 1.3 2.4 29 2.5 30 1.6 12 4.7 3.7 --- 2.7 2.6 1.5 3.0 1.9 5.4 2.4 31 1.6 --- 3.5 3.9 --- 2.7 --- 1.5 --- 3.5 21 --- TOTAL 98.0 308.8 221.1 334.1 185.8 160.5 196.2 115.3 104.7 186.6 336.6 367.6 MEAN 3.16 10.3 7.13 10.8 6.41 5.18 6.54 3.72 3.49 6.02 10.9 12.3 MAX 44 94 22 48 38 22 62 22 18 66 216 104 MIN 1.5 1.6 2.9 3.3 3.1 2.6 2.3 1.5 1.3 1.1 1.3 2.1 CFSM 0.56 1.82 1.26 1.90 1.13 0.91 1.15 0.66 0.62 1.06 1.92 2.16 IN. 0.64 2.03 1.45 2.19 1.22 1.05 1.29 0.76 0.69 1.22 2.21 2.41 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 2.5 30 2.0 4.9 2.3 5.4 14 141 2.3 5.5 6.7 8.7 2 2.4 3.9 2.0 2.1 2.8 5.7 12 18 2.7 4.4 7.2 9.9 3 27 2.9 1.9 23 3.0 27 10 6.6 2.3 12 3.7 10 4 7.1 2.8 1.9 2.7 3.2 9.5 7.4 5.3 3.2 322 3.2 10 5 2.7 15 1.9 2.1 4.4 7.7 7.0 29 4.9 27 2.9 10 6 2.6 2.6 2.0 3.6 10 17 7.0 6.2 4.6 12 3.3 7.6 7 2.4 2.3 2.1 2.1 4.9 6.0 9.2 4.2 8.6 8.2 4.0 4.5 8 2.6 2.1 2.2 2.2 2.5 4.9 8.1 3.7 2.6 7.0 5.1 3.5 9 2.6 2.1 3.2 14 2.3 5.7 9.9 13 76 5.8 6.8 3.3 10 2.6 2.3 1.9 7.1 2.3 5.8 21 18 3.4 5.1 7.7 3.1 11 2.6 2.5 1.9 2.9 2.3 5.6 42 4.5 2.6 4.5 7.6 2.8 12 2.6 1.9 1.9 4.1 2.3 6.3 60 4.1 2.3 4.5 7.4 3.1 13 2.6 2.1 1.9 19 2.4 7.0 56 3.9 2.4 8.0 6.8 3.0 14 2.6 2.1 1.9 3.6 2.7 6.4 44 4.0 2.5 35 4.3 3.9 15 2.8 2.3 2.0 3.7 3.0 6.0 30 18 2.5 113 3.6 15 16 2.8 2.4 2.9 2.9 3.1 7.3 23 3.4 27 34 7.9 8.7 17 2.4 17 2.1 2.6 3.1 6.7 53 3.4 7.7 26 11 3.6 18 2.4 2.1 1.9 2.6 4.7 6.6 60 3.4 5.2 7.9 20 3.4 19 4.9 1.9 1.9 2.6 2.9 6.5 55 3.5 71 19 22 3.2 20 1.7 1.9 2.1 2.5 14 6.7 43 3.5 40 21 20 3.4 21 9.9 1.9 2.1 2.6 57 8.0 32 3.0 24 19 20 32 22 2.2 2.0 2.3 2.6 18 18 24 2.8 34 12 11 173 23 1.9 25 2.7 2.6 17 86 11 2.8 7.6 7.1 11 7.4 24 1.9 3.1 3.0 2.6 14 70 10 2.8 83 5.9 10 5.7 25 1.9 2.4 3.2 2.8 6.0 41 3.2 2.8 12 5.5 8.6 13 26 2.7 2.1 2.8 2.6 5.3 28 3.0 2.8 5.6 5.4 10 7.6 27 2.0 2.1 2.8 8.1 5.0 21 2.8 2.8 4.6 5.0 11 5.5 28 1.9 3.2 3.5 2.1 25 18 12 2.6 4.1 4.7 11 5.0 29 1.9 1.9 2.1 2.1 --- 16 8.5 2.7 77 8.0 11 4.7 30 1.7 2.0 2.2 2.1 --- 14 11 2.6 9.5 6.9 11 9.8 31 82 --- 13 2.1 --- 14 --- 2.4 --- 4.3 8.4 --- TOTAL 191.9 147.9 81.3 142.6 225.5 493.8 689.1 326.8 535.2 765.7 284.2 384.4 MEAN 6.19 4.93 2.62 4.60 8.05 15.9 23.0 10.5 17.8 24.7 9.17 12.8 MAX 82 30 13 23 57 86 60 141 83 322 22 173 MIN 1.7 1.9 1.9 2.1 2.3 4.9 2.8 2.4 2.3 4.3 2.9 2.8 CFSM 1.09 0.87 0.46 0.81 1.42 2.81 4.05 1.86 3.15 4.36 1.62 2.26 IN. 1.26 0.97 0.53 0.94 1.48 3.24 4.52 2.14 3.51 5.02 1.86 2.52 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 83 2.2 2.6 10 4.2 4.7 4.2 2.2 2.0 11 1.1 1.1 2 21 14 2.6 4.5 4.6 5.8 3.7 2.2 1.8 1.7 1.1 1.1 3 7.9 2.9 2.6 4.4 4.5 18 3.4 2.0 1.8 1.3 1.2 0.93 4 6.2 2.3 2.6 4.4 6.8 4.9 3.4 40 2.1 1.2 1.1 1.0 5 5.3 2.3 2.7 7.8 4.0 4.5 3.3 48 1.7 1.2 1.1 1.1 6 4.4 2.2 2.6 30 3.9 4.4 3.2 3.9 1.5 1.2 13 1.1 7 4.0 2.4 29 38 4.3 4.3 6.5 3.0 1.5 1.3 1.7 1.0 8 3.6 2.3 136 24 4.2 4.2 3.0 2.6 1.6 1.2 1.3 2.4 9 3.4 3.0 28 8.4 16 8.3 2.8 2.9 16 5.4 1.2 1.3 10 3.1 2.1 8.9 7.0 5.9 4.3 2.8 20 3.9 1.2 1.2 1.0 11 3.1 2.1 6.6 6.2 4.3 4.0 2.9 2.7 1.6 1.4 145 1.2 12 3.1 2.1 48 5.8 4.0 4.1 2.8 2.5 1.4 19 6.3 1.1 13 3.1 2.1 15 5.1 3.9 3.9 2.6 2.3 1.4 5.7 2.7 1.1 14 3.4 2.2 7.1 5.0 4.0 3.7 2.6 2.3 1.5 27 2.1 66 15 3.3 16 6.1 4.8 4.1 4.4 2.8 2.5 1.4 1.8 2.0 1.8 16 3.1 21 5.5 4.9 34 3.7 2.6 6.3 1.5 1.6 1.9 1.4 17 3.0 2.6 5.0 4.7 15 23 2.5 2.7 1.4 1.5 1.7 1.1 18 10 2.5 4.8 5.1 7.0 4.7 2.3 2.1 1.3 1.5 1.7 1.1 19 3.5 2.6 18 4.7 6.5 3.9 2.3 2.1 1.3 39 1.7 1.2 20 3.1 2.6 5.8 4.7 6.0 3.5 2.4 2.1 1.4 3.9 1.6 1.3 21 3.1 2.6 5.0 9.4 50 3.4 2.3 6.7 1.3 3.7 2.1 1.3 22 3.1 3.1 4.7 4.4 15 3.5 2.4 2.0 3.2 2.9 12 8.3 23 3.0 24 4.0 4.3 8.4 3.4 2.3 2.0 1.4 1.5 15 1.1 24 2.9 3.2 4.1 4.2 6.6 3.3 2.1 2.0 1.2 1.5 1.9 1.1 25 3.1 2.8 4.8 31 5.5 3.1 2.1 1.9 1.2 1.5 1.4 1.1 26 3.1 2.8 4.9 8.3 5.0 6.3 2.0 1.9 1.4 1.4 1.4 1.1 27 3.1 2.7 4.3 5.0 5.0 3.6 2.0 1.8 1.4 1.3 1.3 1.1 28 3.1 2.9 4.2 4.5 5.0 3.1 28 29 1.4 1.3 1.3 1.1 29 3.1 2.7 4.0 10 --- 12 4.0 4.6 1.4 1.2 1.3 1.0 30 4.2 2.6 4.0 4.9 --- 17 2.7 2.0 1.4 1.2 1.3 1.2 31 2.6 --- 14 4.4 --- 17 --- 1.9 --- 1.2 1.4 --- TOTAL 215.0 140.9 397.5 279.9 247.7 198.0 112.0 210.2 63.4 147.8 231.1 107.73 MEAN 6.94 4.70 12.8 9.03 8.85 6.39 3.73 6.78 2.11 4.77 7.45 3.59 MAX 83 24 136 38 50 23 28 48 16 39 145 66 MIN 2.6 2.1 2.6 4.2 3.9 3.1 2.0 1.8 1.2 1.2 1.1 0.93 CFSM 1.22 0.83 2.26 1.59 1.56 1.13 0.66 1.20 0.37 0.84 1.31 0.63 IN. 1.41 0.92 2.61 1.84 1.63 1.30 0.73 1.38 0.42 0.97 1.52 0.71 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 3.8 3.1 3.7 4.4 9.6 7.6 8.1 5.8 38 3.7 38 5.0 2 1.4 3.0 3.7 4.3 7.8 64 6.7 5.2 13 60 107 4.5 3 1.3 2.8 11 4.2 6.9 179 6.0 4.6 5.2 8.7 19 3.5 4 30 2.8 3.9 4.4 6.4 22 5.2 4.6 4.5 39 11 3.3 5 2.1 2.8 3.7 4.3 6.0 11 8.3 189 3.9 9.2 9.5 3.1 6 1.4 2.8 11 4.2 6.7 8.7 5.1 33 3.7 9.7 34 2.9 7 1.3 2.6 3.9 4.1 8.6 17 4.9 10 3.3 7.5 13 2.8 8 1.5 2.6 3.7 4.2 6.3 7.5 39 7.5 3.1 7.0 12 2.8 9 1.7 44 3.7 4.1 5.5 6.9 8.0 6.8 3.1 6.7 11 2.8 10 186 7.9 3.5 10 5.3 6.7 8.6 6.2 3.1 6.8 10 2.8 11 96 3.6 3.4 27 5.0 6.4 4.9 5.6 3.1 6.7 9.4 2.8 12 109 3.0 5.3 14 4.7 6.4 4.5 100 2.8 6.2 8.7 2.8 13 11 2.8 3.5 7.0 6.8 45 60 66 2.8 6.1 8.3 2.8 14 4.2 2.6 3.5 4.5 5.9 8.1 11 15 4.2 6.0 7.8 2.8 15 3.7 2.6 3.6 8.8 4.5 7.0 6.6 9.5 3.0 28 7.5 2.8 16 3.4 2.6 3.7 14 4.2 6.7 5.7 37 2.8 15 7.0 2.8 17 3.1 2.8 3.8 4.7 4.2 6.4 4.9 16 26 44 6.5 2.8 18 2.9 2.6 4.5 4.4 4.4 8.7 4.2 17 21 27 6.2 2.8 19 2.7 2.6 10 30 4.6 6.4 6.9 9.2 58 30 5.7 5.9 20 2.5 2.4 19 25 4.5 6.1 4.2 6.7 20 11 5.3 3.8 21 11 2.3 12 7.2 4.3 6.0 9.2 6.2 6.8 7.6 4.9 3.4 22 195 2.3 8.5 6.0 11 6.0 3.9 5.8 5.6 7.1 4.5 3.4 23 70 2.3 6.2 5.4 65 5.7 3.7 5.3 16 8.1 4.1 3.4 24 20 2.3 4.6 51 6.6 5.7 3.8 4.7 6.0 7.0 7.5 18 25 6.6 2.3 4.5 12 5.4 5.7 3.4 4.5 4.9 14 13 25 26 6.0 2.4 4.4 7.9 4.7 5.7 3.4 6.5 4.8 17 8.0 5.1 27 5.0 2.4 4.3 6.8 4.2 5.5 136 8.6 5.1 142 6.0 4.7 28 4.2 48 5.0 8.2 4.0 9.7 17 4.1 4.3 28 7.5 4.7 29 3.8 5.3 5.6 20 --- 211 11 35 4.0 295 9.0 4.7 30 3.6 4.0 4.9 77 --- 25 10 5.6 3.9 89 7.2 5.0 31 3.4 --- 4.6 18 --- 10 --- 11 --- 18 6.0 --- TOTAL 797.6 175.6 176.7 407.1 223.1 733.6 414.2 652.0 286.0 971.1 414.6 143.0 MEAN 25.7 5.85 5.70 13.1 7.97 23.7 13.8 21.0 9.53 31.3 13.4 4.77 MAX 195 48 19 77 65 211 136 189 58 295 107 25 MIN 1.3 2.3 3.4 4.1 4.0 5.5 3.4 4.1 2.8 3.7 4.1 2.8 CFSM 4.54 1.03 1.01 2.32 1.41 4.17 2.44 3.71 1.68 5.52 2.36 0.84 IN. 5.23 1.15 1.16 2.67 1.46 4.81 2.72 4.28 1.88 6.37 2.72 0.94 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1977 - 1991, BY WATER YEAR (WY) MEAN 7.76 7.30 8.91 11.8 11.1 14.2 9.88 7.42 8.04 11.7 9.62 6.32 MAX 25.7 16.0 25.5 27.6 23.4 29.9 23.0 21.0 17.8 31.3 24.5 12.9 (WY) 1991 1987 1977 1987 1979 1980 1989 1991 1989 1991 1986 1987 MIN 1.80 2.29 2.62 2.79 3.64 3.58 1.94 3.26 2.11 3.69 1.46 1.31 (WY) 1979 1985 1989 1986 1986 1985 1986 1977 1990 1977 1983 1985 SUMMARY STATISTICS FOR 1990 CALENDAR YEAR FOR 1991 WATER YEAR WATER YEARS 1977 - 1991 ANNUAL TOTAL 5394.6 ANNUAL MEAN 14.8 9.73 HIGHEST ANNUAL MEAN 14.8 1991 LOWEST ANNUAL MEAN 6.44 1990 HIGHEST DAILY MEAN 295 Jul 29 322 Jul 4 1989 LOWEST DAILY MEAN 1.3 Oct 3 0.82 Jun 18 1986 ANNUAL SEVEN-DAY MINIMUM 2.3 Nov 20 0.92 Jun 17 1986 MAXIMUM PEAK FLOW 1780 Jul 27 2080 Jul 4 1989 MAXIMUM PEAK STAGE 10.34 Jul 27 11.51 Jul 4 1989 INSTANTANEOUS LOW FLOW 1.1 Oct 1 0.46 Aug 1 1980 ANNUAL RUNOFF (CFSM) 2.57 1.69 ANNUAL RUNOFF (INCHES) 34.84 22.96 10 PERCENT EXCEEDS 30 19 50 PERCENT EXCEEDS 5.8 3.7 90 PERCENT EXCEEDS 2.8 1.6 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 4.3 2.0 2.1 3.1 4.5 4.8 3.5 1.9 1.6 3.5 2.1 2.1 2 13 1.9 2.2 3.8 2.5 4.3 3.2 1.9 1.5 2.8 2.1 2.1 3 5.3 4.3 8.0 20 2.0 3.9 3.1 1.9 2.5 2.6 8.4 15 4 4.3 1.9 20 9.0 3.5 3.7 3.0 1.8 20 2.5 2.0 3.0 5 4.3 2.0 5.0 5.0 5.0 3.5 2.8 1.7 1.9 2.1 4.7 44 6 4.2 1.9 3.5 4.5 8.0 47 2.6 11 1.5 2.1 1.9 13 7 4.0 1.9 3.2 4.0 5.0 10 2.6 31 1.4 1.7 5.4 2.9 8 4.0 1.9 2.9 30 4.0 5.8 2.6 12 158 1.7 1.9 2.5 9 4.0 40 2.6 8.0 3.0 5.0 2.6 3.0 21 1.6 1.9 2.2 10 3.7 6.2 2.4 4.0 2.7 5.5 2.6 2.3 5.3 1.5 1.7 2.1 11 3.7 2.9 2.3 2.8 2.5 4.8 2.6 2.1 16 1.5 1.5 1.8 12 3.4 2.4 2.2 2.8 2.3 4.0 2.6 2.1 7.5 1.5 28 1.7 13 3.4 2.2 2.2 12 2.2 3.7 2.4 2.0 3.6 1.5 78 1.7 14 3.3 2.2 4.5 6.0 2.1 3.5 2.3 2.0 26 1.5 52 1.7 15 20 2.4 3.5 3.0 11 3.4 3.2 1.8 3.7 1.9 8.3 1.7 16 3.3 2.1 2.5 2.4 1.6 3.4 2.3 1.7 4.8 1.3 3.5 1.7 17 2.8 2.1 2.2 2.3 7.0 3.3 2.1 1.7 2.9 1.4 126 1.7 18 2.6 2.0 2.1 11 3.5 3.5 2.1 1.7 3.0 7.8 12 1.7 19 2.4 2.1 2.0 20 2.3 18 2.4 1.7 2.8 7.0 13 1.7 20 2.2 2.2 1.9 8.0 2.3 9.4 13 1.7 2.3 1.8 14 11 21 2.0 3.0 1.9 6.0 2.3 3.5 50 1.7 2.1 1.3 4.4 53 22 1.9 4.0 2.0 4.5 2.3 3.3 4.4 1.5 2.1 94 3.6 2.6 23 1.9 2.1 2.3 30 71 20 3.1 1.5 2.0 22 3.3 2.1 24 1.9 2.0 5.0 10 7.7 3.4 2.7 1.5 1.9 4.8 2.9 10 25 1.9 1.9 3.5 7.0 62 55 2.5 1.6 1.9 3.2 2.6 3.5 26 1.9 1.9 3.0 5.0 24 40 2.1 1.7 1.9 2.6 2.3 2.1 27 1.9 1.9 5.0 4.0 7.7 6.8 2.1 1.6 63 2.5 38 4.1 28 1.9 1.9 15 3.0 6.2 5.0 2.9 1.6 52 2.4 9.7 4.1 29 1.8 1.9 60 5.0 5.4 4.3 2.0 3.6 15 2.3 2.7 2.1 30 1.7 2.0 10 7.0 --- 5.0 1.9 2.6 5.9 2.2 2.3 1.9 31 4.2 --- 3.1 10 --- 3.9 --- 1.4 --- 2.2 2.2 --- TOTAL 121.2 109.2 188.1 253.2 265.6 300.7 137.3 107.3 435.1 188.8 442.4 200.8 MEAN 3.91 3.64 6.07 8.17 9.16 9.70 4.58 3.46 14.5 6.09 14.3 6.69 MAX 20 40 60 30 71 55 50 31 158 94 126 53 MIN 1.7 1.9 1.9 2.3 1.6 3.3 1.9 1.4 1.4 1.3 1.5 1.7 CFSM 0.69 0.64 1.07 1.44 1.62 1.71 0.81 0.61 2.56 1.07 2.52 1.18 IN. 0.80 0.72 1.23 1.66 1.74 1.97 0.90 0.70 2.85 1.24 2.90 1.32 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1977 - 1992, BY WATER YEAR (WY) MEAN 7.51 7.07 8.73 11.5 11.0 14.0 9.55 7.17 8.44 11.4 9.92 6.35 MAX 25.7 16.0 25.5 27.6 23.4 29.9 23.0 21.0 17.8 31.3 24.5 12.9 (WY) 1991 1987 1977 1987 1979 1980 1989 1991 1989 1991 1986 1987 MIN 1.80 2.29 2.62 2.79 3.64 3.58 1.94 3.26 2.11 3.69 1.46 1.31 (WY) 1979 1985 1989 1986 1986 1985 1986 1977 1990 1977 1983 1985 SUMMARY STATISTICS FOR 1991 CALENDAR YEAR FOR 1992 WATER YEAR WATER YEARS 1977 - 1992 ANNUAL TOTAL 2749.7 ANNUAL MEAN 7.51 9.58 HIGHEST ANNUAL MEAN 14.8 1991 LOWEST ANNUAL MEAN 6.44 1990 HIGHEST DAILY MEAN 158 Jun 8 322 Jul 4 1989 LOWEST DAILY MEAN 1.3 Jul 16 0.82 Jun 18 1986 ANNUAL SEVEN-DAY MINIMUM 1.5 Jul 11 0.92 Jun 17 1986 MAXIMUM PEAK FLOW 1640 Jun 8 2080 Jul 4 1989 MAXIMUM PEAK STAGE 9.70 Jun 8 11.51 Jul 4 1989 INSTANTANEOUS LOW FLOW 1.3 Feb 16 0.46 Aug 1 1980 ANNUAL RUNOFF (CFSM) 1.33 1.69 ANNUAL RUNOFF (INCHES) 18.04 22.97 10 PERCENT EXCEEDS 15 19 50 PERCENT EXCEEDS 2.8 3.6 90 PERCENT EXCEEDS 1.7 1.6 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 2.4 4.0 4.6 5.7 6.5 5.0 8.5 3.7 2.2 19 1.2 0.91 2 2.5 3.5 4.3 5.0 5.8 4.9 7.3 3.8 2.1 2.9 4.7 0.95 3 4.2 3.3 4.0 5.1 5.0 51 6.7 3.8 2.1 2.3 1.9 1.0 4 147 3.2 4.0 6.7 5.0 43 6.5 26 2.0 2.1 3.2 1.1 5 18 6.0 3.8 18 4.9 9.0 49 5.9 2.0 2.1 1.6 207 6 9.4 4.0 3.5 42 18 7.4 9.5 4.1 2.0 2.3 1.4 4.9 7 8.1 3.5 13 94 61 6.6 7.7 3.9 1.9 4.3 46 2.5 8 7.0 3.4 4.2 207 23 6.3 7.0 3.5 3.0 2.1 25 1.9 9 6.7 3.3 3.8 31 8.5 5.9 22 3.1 1.9 2.1 2.8 1.6 10 6.7 3.3 14 15 8.6 5.8 9.6 3.1 1.8 14 1.8 1.4 11 6.7 3.2 4.5 25 7.2 5.1 6.8 3.0 1.9 2.8 1.6 1.2 12 6.5 3.2 3.8 35 16 6.5 6.3 3.1 5.6 2.2 7.1 1.2 13 5.5 9.0 3.6 16 7.1 121 5.9 15 3.6 2.2 1.7 1.2 14 5.0 4.5 3.5 11 6.3 13 5.6 11 2.0 1.9 15 1.2 15 5.0 3.5 3.5 9.4 5.8 8.7 5.4 3.2 2.0 1.5 1.8 1.2 16 5.0 3.3 3.7 8.9 19 7.7 6.1 3.0 2.7 1.6 1.5 72 17 5.0 3.3 8.9 8.0 6.7 14 4.6 2.9 2.0 3.9 1.4 6.6 18 5.0 3.2 3.8 7.4 6.0 7.2 4.4 3.0 2.2 2.6 2.3 2.1 19 4.7 3.3 3.5 7.1 5.4 6.5 4.4 10 2.1 6.9 1.4 1.7 20 4.7 3.2 3.9 6.7 5.2 6.4 4.3 4.3 2.0 2.2 1.2 19 21 4.4 3.2 3.7 135 6.8 6.0 4.3 3.1 2.1 1.5 1.0 10 22 4.0 6.0 4.9 17 34 5.9 4.0 2.6 2.1 1.5 11 2.0 23 3.7 4.5 3.5 11 6.9 53 3.8 2.5 2.0 1.5 3.4 1.9 24 3.6 5.5 3.3 20 6.1 25 3.7 2.6 2.0 2.6 1.0 1.6 25 3.5 6.0 3.2 9.9 5.3 9.5 3.7 2.8 3.6 1.4 1.0 1.6 26 3.7 41 3.5 7.9 12 58 10 2.9 11 1.4 1.0 1.5 27 3.5 11 45 7.5 5.7 64 3.8 2.5 2.5 1.4 1.0 1.4 28 3.4 6.6 73 7.4 5.3 12 4.1 2.4 2.0 1.9 1.0 1.4 29 3.4 5.6 9.0 7.1 --- 9.6 3.7 3.6 11 1.6 0.98 1.4 30 3.3 5.1 7.2 6.8 --- 8.3 3.6 2.1 2.3 1.5 0.91 1.4 31 3.7 --- 6.4 6.7 --- 20 --- 4.6 --- 1.1 0.93 --- TOTAL 305.3 171.7 264.6 800.3 313.1 612.3 232.3 151.1 87.7 98.4 147.82 354.86 MEAN 9.85 5.72 8.54 25.8 11.2 19.8 7.74 4.87 2.92 3.17 4.77 11.8 MAX 147 41 73 207 61 121 49 26 11 19 46 207 MIN 2.4 3.2 3.2 5.0 4.9 4.9 3.6 2.1 1.8 1.1 0.91 0.91 CFSM 1.74 1.01 1.51 4.55 1.97 3.48 1.37 0.86 0.52 0.56 0.84 2.09 IN. 2.00 1.13 1.74 5.25 2.05 4.02 1.52 0.99 0.58 0.65 0.97 2.33 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1977 - 1993, BY WATER YEAR (WY) MEAN 7.65 6.99 8.72 12.4 11.0 14.3 9.44 7.04 8.12 10.9 9.61 6.67 MAX 25.7 16.0 25.5 27.6 23.4 29.9 23.0 21.0 17.8 31.3 24.5 12.9 (WY) 1991 1987 1977 1987 1979 1980 1989 1991 1989 1991 1986 1987 MIN 1.80 2.29 2.62 2.79 3.64 3.58 1.94 3.26 2.11 3.17 1.46 1.31 (WY) 1979 1985 1989 1986 1986 1985 1986 1977 1990 1993 1983 1985 SUMMARY STATISTICS FOR 1992 CALENDAR YEAR FOR 1993 WATER YEAR WATER YEARS 1977 - 1993 ANNUAL TOTAL 3539.48 ANNUAL MEAN 9.70 9.59 HIGHEST ANNUAL MEAN 14.8 1991 LOWEST ANNUAL MEAN 6.44 1990 HIGHEST DAILY MEAN 207 Jan 8 322 Jul 4 1989 LOWEST DAILY MEAN 0.91 Aug 30 0.82 Jun 18 1986 ANNUAL SEVEN-DAY MINIMUM 0.95 Aug 27 0.92 Jun 17 1986 MAXIMUM PEAK FLOW 1820 Sep 5 2080 Jul 4 1989 MAXIMUM PEAK STAGE 10.47 Sep 5 11.51 Jul 4 1989 INSTANTANEOUS LOW FLOW 0.85 Aug 22 0.46 Aug 1 1980 ANNUAL RUNOFF (CFSM) 1.71 1.69 ANNUAL RUNOFF (INCHES) 23.22 22.98 10 PERCENT EXCEEDS 17 19 50 PERCENT EXCEEDS 4.1 3.7 90 PERCENT EXCEEDS 1.5 1.6 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 1.4 4.0 3.5 20 5.3 17 4.3 3.0 1.7 7.0 8.0 6.0 2 1.4 3.3 3.4 6.7 4.9 85 4.0 1.8 5.4 6.7 3.4 4.6 3 1.3 3.2 3.2 34 4.7 12 3.7 40 1.8 6.5 3.6 4.2 4 1.3 8.3 6.9 22 4.7 8.9 3.6 27 51 25 2.8 5.4 5 1.2 13 19 6.5 13 7.7 3.5 3.0 21 9.1 5.3 7.0 6 1.6 3.6 3.7 5.5 5.2 6.7 3.6 2.5 39 6.8 3.1 4.5 7 1.5 2.9 3.9 5.0 4.7 6.4 3.6 2.2 5.9 6.1 2.4 4.0 8 1.5 2.9 3.3 4.9 23 6.1 2.9 11 27 4.9 2.3 3.1 9 1.4 2.7 3.2 4.4 7.0 6.2 3.0 2.4 4.3 3.8 2.2 2.4 10 1.5 2.6 20 4.2 12 23 2.9 2.3 5.6 2.9 2.3 2.2 11 1.4 2.6 5.7 4.2 20 6.2 2.8 2.3 3.6 2.2 8.3 2.2 12 1.6 2.6 3.8 66 7.6 5.4 3.0 2.1 3.2 2.1 2.3 2.2 13 1.6 2.5 3.5 7.7 6.4 5.0 5.4 2.1 2.9 8.7 31 2.3 14 1.7 2.6 29 6.5 5.5 5.7 2.9 2.1 3.0 2.6 3.9 2.2 15 1.9 2.8 6.1 5.5 5.3 4.7 3.1 4.6 3.5 2.0 18 2.1 16 4.3 2.9 4.4 5.0 5.0 4.3 4.1 4.6 3.2 1.9 38 2.2 17 2.1 3.3 3.9 23 4.8 4.0 2.6 2.2 22 1.8 9.6 2.2 18 2.0 3.7 3.7 8.6 4.7 4.1 2.6 1.9 3.8 1.8 7.7 181 19 1.6 3.7 3.6 5.9 4.6 3.8 2.7 1.7 3.4 1.9 5.2 7.3 20 1.6 3.6 15 5.3 4.4 3.5 2.6 1.7 3.2 5.7 6.4 4.8 21 1.8 3.3 6.9 5.3 4.6 3.5 2.4 1.8 3.1 3.1 45 4.0 22 35 3.4 5.4 5.0 4.4 3.4 2.5 1.7 2.9 18 6.7 3.5 23 3.0 3.5 15 5.0 100 3.2 2.3 1.8 2.8 5.3 4.6 3.3 24 1.9 3.6 4.9 5.0 105 7.4 2.3 1.8 6.9 11 4.2 33 25 1.9 3.5 4.4 4.7 12 71 2.3 1.8 3.9 2.7 3.8 4.2 26 3.1 3.6 3.8 5.7 8.7 6.3 2.2 2.1 3.7 2.0 3.5 3.7 27 2.0 114 3.8 5.4 7.3 5.2 2.1 2.2 180 33 3.4 3.3 28 2.2 7.3 3.7 43 6.9 11 2.0 1.6 19 4.1 3.5 3.0 29 8.9 4.6 8.1 7.0 --- 32 1.9 1.5 12 19 4.0 3.0 30 161 3.8 3.6 12 --- 5.7 1.9 1.6 7.5 5.4 6.0 2.8 31 5.8 --- 3.5 5.9 --- 4.9 --- 1.7 --- 2.7 16 --- TOTAL 260.5 227.4 211.9 354.9 401.7 379.3 88.8 140.1 456.3 215.8 266.5 315.7 MEAN 8.40 7.58 6.84 11.4 14.3 12.2 2.96 4.52 15.2 6.96 8.60 10.5 MAX 161 114 29 66 105 85 5.4 40 180 33 45 181 MIN 1.2 2.5 3.2 4.2 4.4 3.2 1.9 1.5 1.7 1.8 2.2 2.1 CFSM 1.48 1.34 1.21 2.02 2.53 2.16 0.52 0.80 2.68 1.23 1.52 1.86 IN. 1.71 1.49 1.39 2.33 2.64 2.49 0.58 0.92 2.99 1.42 1.75 2.07 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1977 - 1994, BY WATER YEAR (WY) MEAN 7.70 7.02 8.62 12.3 11.2 14.2 9.08 6.90 8.51 10.7 9.56 6.88 MAX 25.7 16.0 25.5 27.6 23.4 29.9 23.0 21.0 17.8 31.3 24.5 12.9 (WY) 1991 1987 1977 1987 1979 1980 1989 1991 1989 1991 1986 1987 MIN 1.80 2.29 2.62 2.79 3.64 3.58 1.94 3.26 2.11 3.17 1.46 1.31 (WY) 1979 1985 1989 1986 1986 1985 1986 1977 1990 1993 1983 1985 SUMMARY STATISTICS FOR 1993 CALENDAR YEAR FOR 1994 WATER YEAR WATER YEARS 1977 - 1994 ANNUAL TOTAL 3318.9 ANNUAL MEAN 9.09 9.56 HIGHEST ANNUAL MEAN 14.8 1991 LOWEST ANNUAL MEAN 6.44 1990 HIGHEST DAILY MEAN 181 Sep 18 322 Jul 4 1989 LOWEST DAILY MEAN 1.2 Oct 5 0.82 Jun 18 1986 ANNUAL SEVEN-DAY MINIMUM 1.4 Oct 1 0.92 Jun 17 1986 MAXIMUM PEAK FLOW 1250 Jun 27 2080 Jul 4 1989 MAXIMUM PEAK STAGE 7.97 Jun 27 11.51 Jul 4 1989 INSTANTANEOUS LOW FLOW 1.2 Oct 1 0.46 Aug 1 1980 ANNUAL RUNOFF (CFSM) 1.60 1.69 ANNUAL RUNOFF (INCHES) 21.77 22.91 10 PERCENT EXCEEDS 19 19 50 PERCENT EXCEEDS 3.9 3.7 90 PERCENT EXCEEDS 1.9 1.6 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 2.7 49 5.2 5.9 6.5 80 4.4 3.7 62 7.0 2.1 6.0 2 5.7 4.5 4.7 5.7 6.0 13 4.2 15 5.2 4.6 7.3 4.3 3 40 4.0 4.7 5.5 5.8 11 4.1 6.0 3.5 4.1 18 2.9 4 4.8 3.7 17 5.3 17 11 4.1 5.9 2.6 3.7 4.5 2.7 5 3.7 3.7 13 5.3 6.0 10 3.9 4.2 112 3.5 2.7 2.7 6 3.3 3.6 5.3 40 5.4 15 6.3 2.2 194 4.8 2.2 2.6 7 3.0 3.4 4.9 38 6.1 11 4.0 2.2 11 3.1 2.1 2.6 8 3.0 3.2 4.5 9.0 5.5 27 3.8 2.4 6.4 2.9 2.1 2.5 9 2.8 3.4 4.4 8.3 5.1 12 3.8 2.3 4.9 2.8 2.1 2.4 10 22 3.3 4.6 8.1 40 10 3.8 2.3 4.2 2.9 2.1 2.3 11 3.5 12 8.5 7.7 66 9.1 3.4 2.3 335 3.1 2.1 6.2 12 17 3.4 4.0 7.7 16 7.9 9.8 2.2 33 2.5 2.0 2.4 13 45 3.2 4.3 8.0 9.0 7.1 6.7 2.3 28 2.4 1.9 4.5 14 10 3.2 4.0 98 9.4 6.5 3.2 2.9 13 21 1.9 7.7 15 5.5 3.2 4.0 50 19 6.4 3.1 11 10 3.0 1.9 3.3 16 4.3 8.3 3.9 15 55 6.3 2.9 2.4 8.0 43 1.9 2.5 17 4.1 3.5 4.3 12 67 6.1 2.9 2.3 7.0 6.0 1.9 2.4 18 3.9 3.2 4.0 9.5 134 5.8 2.9 2.2 6.0 18 8.6 2.1 19 3.7 3.1 3.8 9.5 20 5.7 3.1 11 5.5 4.5 16 2.1 20 9.1 3.0 3.7 7.3 14 5.7 3.0 2.3 5.0 3.2 2.1 2.0 21 4.4 34 3.7 6.6 11 5.5 3.1 2.0 4.5 2.8 2.0 2.4 22 5.9 4.5 65 6.2 9.5 5.4 4.0 2.4 25 3.0 1.9 60 23 9.8 3.7 227 23 9.0 5.3 3.4 2.4 4.9 17 6.1 63 24 3.9 3.5 15 7.7 8.8 5.0 27 1.9 7.1 3.1 4.3 10 25 3.7 3.5 9.7 7.5 8.4 4.9 4.2 2.0 4.2 2.5 16 4.7 26 3.5 8.2 8.0 6.8 8.4 4.7 4.0 1.8 30 5.2 256 3.9 27 3.5 33 7.1 6.4 9.6 5.7 3.8 5.1 6.8 2.6 22 3.5 28 3.3 13 6.7 53 13 4.6 3.7 2.2 12 7.8 11 3.1 29 3.0 16 6.3 9.6 --- 4.5 3.7 58 72 7.0 5.4 2.9 30 4.2 8.2 5.9 7.9 --- 4.4 3.7 4.3 7.0 2.4 4.1 2.7 31 9.9 --- 7.6 7.1 --- 4.4 --- 2.7 --- 2.2 3.6 --- TOTAL 252.2 255.5 474.8 497.6 590.5 321.0 144.0 171.9 1029.8 201.7 417.9 222.4 MEAN 8.14 8.52 15.3 16.1 21.1 10.4 4.80 5.55 34.3 6.51 13.5 7.41 MAX 45 49 227 98 134 80 27 58 335 43 256 63 MIN 2.7 3.0 3.7 5.3 5.1 4.4 2.9 1.8 2.6 2.2 1.9 2.0 CFSM 1.43 1.50 2.70 2.83 3.72 1.83 0.85 0.98 6.05 1.15 2.38 1.31 IN. 1.65 1.68 3.12 3.26 3.87 2.11 0.94 1.13 6.76 1.32 2.74 1.46 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1977 - 1995, BY WATER YEAR (WY) MEAN 7.72 7.10 8.97 12.5 11.7 14.0 8.86 6.82 9.87 10.5 9.76 6.91 MAX 25.7 16.0 25.5 27.6 23.4 29.9 23.0 21.0 34.3 31.3 24.5 12.9 (WY) 1991 1987 1977 1987 1979 1980 1989 1991 1995 1991 1986 1987 MIN 1.80 2.29 2.62 2.79 3.64 3.58 1.94 3.26 2.11 3.17 1.46 1.31 (WY) 1979 1985 1989 1986 1986 1985 1986 1977 1990 1993 1983 1985 SUMMARY STATISTICS FOR 1994 CALENDAR YEAR FOR 1995 WATER YEAR WATER YEARS 1977 - 1995 ANNUAL TOTAL 4579.3 ANNUAL MEAN 12.5 9.73 HIGHEST ANNUAL MEAN 14.8 1991 LOWEST ANNUAL MEAN 6.44 1990 HIGHEST DAILY MEAN 335 Jun 11 335 Jun 11 1995 LOWEST DAILY MEAN 1.8 May 26 0.82 Jun 18 1986 ANNUAL SEVEN-DAY MINIMUM 1.9 Aug 11 0.92 Jun 17 1986 MAXIMUM PEAK FLOW 2120 Jun 11 2120 Jun 11 1995 MAXIMUM PEAK STAGE 11.69 Jun 11 11.69 Jun 11 1995 INSTANTANEOUS LOW FLOW 1.6 Dec 19 0.46 Aug 1 1980 ANNUAL RUNOFF (CFSM) 2.21 1.72 ANNUAL RUNOFF (INCHES) 30.04 23.31 10 PERCENT EXCEEDS 22 19 50 PERCENT EXCEEDS 4.8 3.7 90 PERCENT EXCEEDS 2.4 1.7 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 2.6 3.9 3.2 6.0 6.1 3.6 17 4.7 3.3 1.9 3.0 1.9 2 2.6 18 2.9 4.4 38 3.7 7.6 4.0 3.2 1.9 3.5 7.6 3 2.7 6.1 2.9 3.9 15 3.5 6.3 3.8 3.2 1.9 3.9 2.8 4 55 3.8 2.9 3.0 6.8 3.5 6.0 3.7 25 1.8 2.5 2.7 5 12 3.5 3.1 2.9 6.3 3.7 5.2 3.4 4.1 5.4 8.6 2.3 6 4.0 3.5 3.3 4.1 6.2 21 21 3.6 3.1 2.4 36 2.0 7 3.4 19 22 18 6.2 277 6.2 4.1 3.2 2.0 3.5 2.2 8 3.1 5.0 3.5 3.9 5.6 15 5.6 3.6 46 8.1 2.5 3.4 9 2.9 4.0 15 3.6 5.5 9.3 5.2 3.3 5.1 2.4 2.4 2.0 10 2.8 3.4 3.8 3.7 4.7 7.7 4.9 3.2 3.3 2.0 2.3 2.3 11 2.6 45 3.5 3.3 4.5 7.0 4.7 3.1 3.6 1.9 2.2 2.0 12 2.6 6.1 3.5 9.2 4.2 6.8 4.7 3.0 8.0 2.9 9.8 1.8 13 2.8 4.5 3.3 3.5 4.0 6.4 7.4 2.9 6.0 4.4 32 1.8 14 21 5.5 3.3 3.2 4.2 5.6 7.1 2.9 3.0 2.2 8.5 1.6 15 3.5 4.2 3.2 3.5 4.5 16 5.6 2.9 6.5 15 2.7 1.5 16 2.6 3.6 3.2 3.5 4.8 6.6 4.4 2.9 2.5 123 2.4 13 17 2.6 3.5 3.1 3.5 4.3 11 4.1 3.1 5.5 4.5 2.3 2.2 18 2.5 3.3 3.9 5.1 4.2 6.0 4.0 2.7 2.6 2.9 8.8 1.8 19 2.6 3.3 36 15 3.9 15 5.1 2.6 2.4 2.5 2.1 1.9 20 4.3 3.3 4.9 3.8 7.8 5.7 6.3 3.8 2.8 2.4 2.1 2.1 21 2.6 3.4 4.2 3.5 3.7 5.1 4.1 2.6 9.7 3.1 2.1 78 22 2.2 3.1 3.7 3.5 3.5 4.9 3.8 2.5 2.6 2.2 1.9 5.7 23 2.3 3.0 3.5 3.9 3.5 4.7 3.9 2.4 2.2 5.2 5.4 2.8 24 2.3 9.0 3.5 8.4 3.5 4.4 3.8 2.4 2.2 4.8 2.2 2.6 25 2.6 3.7 3.4 3.7 3.2 4.4 3.6 2.4 2.2 5.8 13 2.6 26 2.6 3.2 3.3 3.6 3.4 4.4 17 64 2.1 2.4 23 2.6 27 63 3.3 3.2 56 3.5 8.5 4.1 55 2.0 4.4 2.7 4.9 28 13 3.4 3.2 6.0 17 53 3.7 55 2.0 2.1 2.3 5.4 29 3.7 3.2 3.2 5.2 3.9 7.7 3.9 4.8 1.9 2.2 2.3 6.4 30 3.2 3.0 3.3 5.6 --- 6.2 48 3.8 1.9 2.1 2.0 33 31 13 --- 6.4 26 --- 22 --- 3.4 --- 23 2.0 --- TOTAL 248.7 190.8 171.4 232.5 192.0 559.4 234.3 265.6 171.2 248.8 200.0 202.9 MEAN 8.02 6.36 5.53 7.50 6.62 18.0 7.81 8.57 5.71 8.03 6.45 6.76 MAX 63 45 36 56 38 277 48 64 46 123 36 78 MIN 2.2 3.0 2.9 2.9 3.2 3.5 3.6 2.4 1.9 1.8 1.9 1.5 CFSM 1.41 1.12 0.98 1.32 1.17 3.18 1.38 1.51 1.01 1.42 1.14 1.19 IN. 1.63 1.25 1.12 1.53 1.26 3.67 1.54 1.74 1.12 1.63 1.31 1.33 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1977 - 1996, BY WATER YEAR (WY) MEAN 7.74 7.06 8.80 12.3 11.4 14.2 8.80 6.91 9.66 10.3 9.60 6.90 MAX 25.7 16.0 25.5 27.6 23.4 29.9 23.0 21.0 34.3 31.3 24.5 12.9 (WY) 1991 1987 1977 1987 1979 1980 1989 1991 1995 1991 1986 1987 MIN 1.80 2.29 2.62 2.79 3.64 3.58 1.94 3.26 2.11 3.17 1.46 1.31 (WY) 1979 1985 1989 1986 1986 1985 1986 1977 1990 1993 1983 1985 SUMMARY STATISTICS FOR 1995 CALENDAR YEAR FOR 1996 WATER YEAR WATER YEARS 1977 - 1996 ANNUAL TOTAL 2917.6 ANNUAL MEAN 7.97 9.63 HIGHEST ANNUAL MEAN 14.8 1991 LOWEST ANNUAL MEAN 6.44 1990 HIGHEST DAILY MEAN 277 Mar 7 335 Jun 11 1995 LOWEST DAILY MEAN 1.5 Sep 15 0.82 Jun 18 1986 ANNUAL SEVEN-DAY MINIMUM 1.9 Sep 9 0.92 Jun 17 1986 MAXIMUM PEAK FLOW 1520 Jul 16 2120 Jun 11 1995 MAXIMUM PEAK STAGE 9.12 Jul 16 11.69 Jun 11 1995 INSTANTANEOUS LOW FLOW 1.4 Sep 14 0.46 Aug 1 1980 ANNUAL RUNOFF (CFSM) 1.41 1.70 ANNUAL RUNOFF (INCHES) 19.14 23.09 10 PERCENT EXCEEDS 15 18 50 PERCENT EXCEEDS 3.6 3.7 90 PERCENT EXCEEDS 2.2 1.7 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 10 4.1 41 3.8 6.8 15 4.0 5.6 1.9 6.6 18 10 2 3.6 7.0 3.7 2.5 6.7 10 3.7 5.4 1.7 2.8 14 8.0 3 3.4 4.0 2.9 2.4 6.5 8.0 3.7 65 1.7 2.3 10 8.0 4 3.1 4.1 2.6 2.6 6.4 7.0 3.6 8.2 1.6 2.1 8.0 7.0 5 2.9 4.4 4.9 18 6.4 6.0 3.5 6.6 1.6 2.0 7.0 7.0 6 2.9 4.4 2.7 3.4 6.1 5.5 9.0 6.1 42 2.0 5.0 6.0 7 34 10 9.5 3.7 6.0 5.0 4.1 5.8 2.5 2.0 5.0 6.0 8 69 37 2.8 21 33 4.5 3.7 5.7 2.0 2.0 5.0 6.0 9 5.6 4.7 2.7 90 8.2 4.0 3.7 13 1.9 5.0 4.0 5.0 10 4.5 4.4 2.4 7.3 7.9 3.8 3.5 6.3 1.9 40 22 5.0 11 4.1 4.4 2.4 5.0 7.4 3.6 3.5 5.0 3.4 8.0 12 7.0 12 3.8 4.5 2.5 4.2 7.0 3.5 19 4.5 17 5.0 10 8.0 13 3.8 4.8 2.8 3.8 66 6.7 4.2 4.0 23 4.0 10 8.0 14 3.8 5.0 2.3 3.6 83 36 3.8 4.0 14 5.0 9.0 9.0 15 3.6 5.4 2.3 3.5 27 5.9 3.7 4.0 51 12 8.0 9.0 16 3.7 9.2 2.3 51 11 5.3 3.7 3.5 3.5 20 7.0 8.0 17 3.7 10 2.4 5.3 10 5.2 3.5 3.0 4.7 25 7.0 8.0 18 3.9 16 17 4.7 9.6 5.0 3.5 3.0 2.9 15 6.0 7.0 19 3.5 14 15 4.4 9.5 5.6 3.5 2.5 2.5 12 6.0 7.0 20 3.6 11 3.1 4.0 9.2 5.2 3.5 2.4 2.2 8.0 5.0 7.0 21 3.8 21 2.7 4.0 26 5.0 3.7 2.3 56 4.0 4.0 7.0 22 3.8 13 2.7 3.7 20 4.8 28 2.3 4.7 4.0 3.0 7.0 23 3.8 13 2.6 3.7 11 4.7 15 2.2 24 30 2.0 6.0 24 4.0 23 4.3 21 10 4.7 4.8 2.2 4.4 80 2.0 6.0 25 3.8 3.0 2.5 19 10 5.2 4.5 5.8 3.0 90 2.0 40 26 3.7 2.4 4.5 5.4 10 8.5 5.0 2.2 2.3 55 1.9 110 27 4.6 2.0 2.7 5.1 9.7 4.7 33 14 16 40 1.9 70 28 4.1 2.3 2.6 5.0 71 12 111 2.1 29 30 2.0 80 29 4.0 2.3 2.5 5.2 --- 5.3 9.9 2.1 4.0 25 2.1 60 30 4.1 2.2 2.5 28 --- 4.6 6.4 2.1 2.8 20 2.4 40 31 4.0 --- 2.7 7.2 --- 4.3 --- 2.1 --- 19 4.0 --- TOTAL 220.2 252.6 159.6 351.5 501.4 214.6 315.7 203.0 329.2 577.8 205.3 572.0 MEAN 7.10 8.42 5.15 11.3 17.9 6.92 10.5 6.55 11.0 18.6 6.62 19.1 MAX 69 37 41 90 83 36 111 65 56 90 22 110 MIN 2.9 2.0 2.3 2.4 6.0 3.5 3.5 2.1 1.6 2.0 1.9 5.0 CFSM 1.25 1.49 0.91 2.00 3.16 1.22 1.86 1.15 1.94 3.29 1.17 3.36 IN. 1.44 1.66 1.05 2.31 3.29 1.41 2.07 1.33 2.16 3.79 1.35 3.75 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1977 - 1997, BY WATER YEAR (WY) MEAN 7.70 7.13 8.62 12.2 11.7 13.8 8.89 6.89 9.72 10.7 9.46 7.48 MAX 25.7 16.0 25.5 27.6 23.4 29.9 23.0 21.0 34.3 31.3 24.5 19.1 (WY) 1991 1987 1977 1987 1979 1980 1989 1991 1995 1991 1986 1997 MIN 1.80 2.29 2.62 2.79 3.64 3.58 1.94 3.26 2.11 3.17 1.46 1.31 (WY) 1979 1985 1989 1986 1986 1985 1986 1977 1990 1993 1983 1985 SUMMARY STATISTICS FOR 1996 CALENDAR YEAR FOR 1997 WATER YEAR WATER YEARS 1977 - 1997 ANNUAL TOTAL 3902.9 ANNUAL MEAN 10.7 9.69 HIGHEST ANNUAL MEAN 14.8 1991 LOWEST ANNUAL MEAN 6.44 1990 HIGHEST DAILY MEAN 111 Apr 28 335 Jun 11 1995 LOWEST DAILY MEAN 1.6 Jun 4 0.82 Jun 18 1986 ANNUAL SEVEN-DAY MINIMUM 1.8 May 30 0.92 Jun 17 1986 MAXIMUM PEAK FLOW 831 Apr 28 2120 Jun 11 1995 MAXIMUM PEAK STAGE 5.86 Apr 28 11.69 Jun 11 1995 INSTANTANEOUS LOW FLOW 1.6 Jun 1 0.46 Aug 1 1980 ANNUAL RUNOFF (CFSM) 1.89 1.71 ANNUAL RUNOFF (INCHES) 25.61 23.21 10 PERCENT EXCEEDS 25 19 50 PERCENT EXCEEDS 5.0 3.8 90 PERCENT EXCEEDS 2.3 1.7 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 e2.7 48 9.6 6.0 7.6 7.4 8.0 7.8 2.8 e2.2 1.6 2.1 2 e2.5 23 5.8 5.9 7.2 6.5 4.7 5.4 4.3 e2.0 1.4 5.9 3 e2.3 6.1 5.4 5.7 102 5.9 115 15 2.7 e1.8 1.5 e102 4 e2.1 4.6 5.2 5.7 201 5.6 48 5.9 21 e5.0 1.4 e201 5 e2.1 4.0 4.7 5.5 37 5.6 9.3 5.1 17 e2.0 1.6 e37 6 e2.2 3.9 4.3 137 16 5.6 7.0 4.5 3.2 e1.8 1.7 e16 7 e2.4 3.7 4.1 24 12 22 6.1 22 2.7 1.7 3.8 e12 8 e3.0 3.6 4.5 31 10 165 15 27 2.7 1.7 6.4 e10 9 e2.8 3.4 17 11 9.2 52 69 5.3 2.9 1.7 39 e9.2 10 e2.6 3.3 6.8 8.8 8.3 13 8.2 11 12 1.7 3.2 e8.1 11 e2.4 3.1 7.7 7.8 8.9 9.8 6.4 5.2 3.0 1.7 2.2 e5.0 12 e2.2 12 14 7.1 7.9 8.4 5.6 4.5 2.6 1.6 21 e4.0 13 e2.1 55 5.9 7.0 7.1 7.8 5.3 4.3 2.5 1.6 3.3 e3.5 14 e5.0 16 5.7 6.8 6.6 7.2 18 4.1 4.3 1.6 121 e3.2 15 e25 6.2 5.5 58 6.3 6.7 5.8 4.0 2.5 2.2 70 e3.2 16 4.3 5.1 4.9 46 19 6.4 5.2 3.8 2.4 21 36 e3.0 17 2.0 4.5 4.7 12 71 6.3 15 3.7 2.3 6.7 6.2 3.0 18 35 4.2 4.4 8.9 10 71 e250 3.6 2.4 1.7 3.7 4.1 19 85 4.0 4.3 46 8.5 88 e125 3.4 12 e5.9 3.1 3.1 20 4.9 3.9 4.4 11 7.4 13 e20 3.4 2.8 e12 2.7 3.0 21 3.4 22 4.3 8.5 6.7 9.1 e8.2 3.3 2.4 e2.0 2.5 56 22 11 9.5 52 49 23 7.6 e18 3.4 2.5 1.9 2.4 3.9 23 2.9 4.7 7.4 75 28 6.8 11 3.2 2.3 1.8 2.3 3.0 24 2.8 4.3 118 16 8.0 7.2 7.1 3.1 2.2 2.0 2.2 3.2 25 2.5 4.1 18 10 6.8 6.1 6.3 3.1 2.2 6.5 2.2 3.5 26 73 3.8 10 8.4 6.3 5.9 5.9 3.2 e15 2.4 2.1 3.5 27 10 3.7 41 182 20 5.7 5.6 7.4 e2.8 6.2 2.2 3.4 28 5.9 3.5 9.8 21 21 5.5 5.2 3.2 e2.5 1.9 2.1 3.4 29 4.9 17 12 12 --- 5.4 4.9 7.2 e2.4 1.7 2.1 14 30 4.4 63 7.7 10 --- 5.2 21 3.0 e2.3 1.6 2.0 9.8 31 7.5 --- 6.6 8.7 --- 5.0 --- 2.9 --- 2.6 2.2 --- TOTAL 320.9 353.2 415.7 851.8 682.8 582.7 839.8 192.0 144.7 108.2 355.1 542.1 MEAN 10.4 11.8 13.4 27.5 24.4 18.8 28.0 6.19 4.82 3.49 11.5 18.1 MAX 85 63 118 182 201 165 250 27 21 21 121 201 MIN 2.0 3.1 4.1 5.5 6.3 5.0 4.7 2.9 2.2 1.6 1.4 2.1 CFSM 1.83 2.08 2.37 4.85 4.30 3.32 4.94 1.09 0.85 0.62 2.02 3.19 IN. 2.11 2.32 2.73 5.59 4.48 3.82 5.51 1.26 0.95 0.71 2.33 3.56 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1977 - 1998, BY WATER YEAR (WY) MEAN 7.83 7.34 8.84 12.9 12.3 14.1 9.75 6.86 9.50 10.4 9.55 7.96 MAX 25.7 16.0 25.5 27.6 24.4 29.9 28.0 21.0 34.3 31.3 24.5 19.1 (WY) 1991 1987 1977 1987 1998 1980 1998 1991 1995 1991 1986 1997 MIN 1.80 2.29 2.62 2.79 3.64 3.58 1.94 3.26 2.11 3.17 1.46 1.31 (WY) 1979 1985 1989 1986 1986 1985 1986 1977 1990 1993 1983 1985 SUMMARY STATISTICS FOR 1997 CALENDAR YEAR FOR 1998 WATER YEAR WATER YEARS 1977 - 1998 ANNUAL TOTAL 5389.0 ANNUAL MEAN 14.8 9.93 HIGHEST ANNUAL MEAN 14.8 1991 LOWEST ANNUAL MEAN 6.44 1990 HIGHEST DAILY MEAN 250 Apr 18 335 Jun 11 1995 LOWEST DAILY MEAN 1.4 Aug 2 0.82 Jun 18 1986 ANNUAL SEVEN-DAY MINIMUM 1.7 Jul 8 0.92 Jun 17 1986 MAXIMUM PEAK FLOW 1280 Apr 18 2120 Jun 11 1995 MAXIMUM PEAK STAGE 8.07 Apr 18 11.69 Jun 11 1995 INSTANTANEOUS LOW FLOW 1.3 Aug 2 0.46 Aug 1 1980 ANNUAL RUNOFF (CFSM) 2.60 1.75 ANNUAL RUNOFF (INCHES) 35.36 23.79 10 PERCENT EXCEEDS 35 19 50 PERCENT EXCEEDS 5.6 3.8 90 PERCENT EXCEEDS 2.2 1.7 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 2.8 1.9 3.7 2.8 76 3.8 24 e35 2.5 e5.8 e2.8 2.2 2 2.4 2.0 3.7 7.5 12 3.7 5.1 e18 2.4 e5.9 e2.6 2.1 3 2.3 3.5 3.8 49 7.2 3.8 4.4 e8.4 5.0 e4.8 e2.2 2.2 4 2.5 2.0 3.7 4.1 8.0 3.7 4.2 e4.8 2.5 e5.0 e2.3 2.1 5 2.4 1.9 3.8 3.7 5.2 3.7 4.0 e10 2.4 e6.8 e2.3 6.7 6 2.3 1.9 3.8 3.5 4.7 3.7 4.1 e16 2.4 e5.3 e2.8 2.8 7 6.0 1.9 3.8 3.0 4.4 3.5 4.1 e18 2.4 e3.9 e2.3 1.9 8 3.0 1.9 4.0 2.8 4.3 3.4 4.3 e9.5 2.4 e4.4 e2.4 1.8 9 2.2 2.5 3.9 2.8 4.1 10 3.9 e7.5 2.4 e5.7 e2.3 2.0 10 2.1 2.3 3.7 2.8 4.0 3.6 3.7 e5.7 2.4 e6.8 e2.3 1.9 11 2.1 2.3 3.7 2.8 4.0 3.3 3.6 e5.2 2.4 e33 e2.3 1.8 12 2.1 2.2 3.6 2.8 4.8 3.2 3.4 e6.0 2.4 e27 e2.2 1.8 13 2.1 2.4 16 2.8 3.9 3.1 3.4 e12 2.4 e8.4 e2.9 1.7 14 2.0 4.9 2.6 7.6 3.7 55 3.4 e13 3.1 e9.2 e3.8 1.6 15 2.0 16 51 19 3.8 6.3 18 e5.3 10 e6.0 e4.0 30 16 2.0 12 22 3.1 3.9 4.5 3.6 e5.4 e12 e6.4 e13 3.9 17 1.9 3.1 3.4 30 4.1 4.2 3.0 e4.7 e13 e4.7 e3.9 1.6 18 1.9 2.7 2.9 7.2 10 4.0 2.9 e4.6 e7.4 e4.5 e2.0 1.6 19 2.0 2.8 2.8 3.8 18 3.8 2.9 e4.5 e5.8 e4.4 e2.1 1.6 20 2.0 3.0 2.8 3.5 4.4 3.7 3.0 e4.0 e4.5 e4.3 e2.5 21 21 2.0 3.1 2.8 3.8 4.4 30 3.0 e5.3 e4.2 e3.7 e2.3 5.1 22 2.0 3.1 3.4 3.7 3.7 4.7 2.8 e6.0 e3.8 e3.6 e2.0 2.0 23 2.0 3.1 2.8 70 3.6 4.2 2.8 e4.0 e3.6 e5.1 e1.9 1.7 24 1.9 3.2 28 60 4.8 4.0 2.9 e3.7 e7.2 e8.6 e2.0 1.7 25 1.9 3.5 19 8.4 3.8 13 2.8 e3.2 e120 e7.7 2.1 1.7 26 1.9 3.4 5.2 6.1 3.8 14 2.8 2.6 e85 e3.7 100 2.6 27 1.9 3.2 3.5 5.4 3.8 4.7 e25 2.5 e14 e3.5 3.3 33 28 2.0 3.3 3.5 5.1 4.2 4.3 e26 2.5 e14 e3.2 2.7 24 29 1.9 3.4 3.6 5.0 --- 4.2 e19 2.4 e8.6 e3.2 2.5 45 30 1.9 3.5 3.4 4.7 --- 4.1 e112 2.4 e7.5 e3.5 2.2 2.8 31 1.9 --- 3.1 4.5 --- 5.7 --- 2.4 --- e3.0 2.2 --- TOTAL 69.4 106.0 227.0 341.3 222.6 226.9 308.1 234.6 357.7 211.1 186.2 211.9 MEAN 2.24 3.53 7.32 11.0 7.95 7.32 10.3 7.57 11.9 6.81 6.01 7.06 MAX 6.0 16 51 70 76 55 112 35 120 33 100 45 MIN 1.9 1.9 2.6 2.8 3.6 3.1 2.8 2.4 2.4 3.0 1.9 1.6 CFSM 0.39 0.62 1.29 1.94 1.40 1.29 1.81 1.33 2.10 1.20 1.06 1.25 IN. 0.46 0.70 1.49 2.24 1.46 1.49 2.02 1.54 2.35 1.38 1.22 1.39 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1977 - 1999, BY WATER YEAR (WY) MEAN 7.58 7.17 8.77 12.8 12.1 13.8 9.78 6.89 9.61 10.3 9.39 7.93 MAX 25.7 16.0 25.5 27.6 24.4 29.9 28.0 21.0 34.3 31.3 24.5 19.1 (WY) 1991 1987 1977 1987 1998 1980 1998 1991 1995 1991 1986 1997 MIN 1.80 2.29 2.62 2.79 3.64 3.58 1.94 3.26 2.11 3.17 1.46 1.31 (WY) 1979 1985 1989 1986 1986 1985 1986 1977 1990 1993 1983 1985 SUMMARY STATISTICS FOR 1998 CALENDAR YEAR FOR 1999 WATER YEAR WATER YEARS 1977 - 1999 ANNUAL TOTAL 2702.8 ANNUAL MEAN 7.40 9.81 HIGHEST ANNUAL MEAN 14.8 1991 LOWEST ANNUAL MEAN 6.44 1990 HIGHEST DAILY MEAN 120 Jun 25 335 Jun 11 1995 LOWEST DAILY MEAN 1.6 Sep 14 0.82 Jun 18 1986 ANNUAL SEVEN-DAY MINIMUM 1.8 Sep 8 0.92 Jun 17 1986 MAXIMUM PEAK FLOW 1330 Aug 26 2120 Jun 11 1995 MAXIMUM PEAK STAGE 8.31 Aug 26 11.69 Jun 11 1995 INSTANTANEOUS LOW FLOW 1.1 Sep 16 0.46 Aug 1 1980 ANNUAL RUNOFF (CFSM) 1.31 1.73 ANNUAL RUNOFF (INCHES) 17.73 23.52 10 PERCENT EXCEEDS 14 19 50 PERCENT EXCEEDS 3.7 3.8 90 PERCENT EXCEEDS 2.0 1.8 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 2.2 4.6 2.4 2.7 11 3.5 3.5 2.5 2.0 1.3 56 1.7 2 2.1 11 2.5 2.7 7.7 3.4 3.4 5.0 2.0 1.3 35 172 3 2.0 2.0 2.6 2.7 6.8 3.3 3.4 25 2.0 1.2 21 12 4 27 1.8 2.6 10 6.5 14 3.3 3.0 2.2 1.3 3.4 45 5 2.9 1.8 2.7 2.5 5.8 3.7 3.1 2.6 53 1.3 2.3 49 6 2.2 1.8 6.1 2.3 5.7 3.3 3.1 2.6 2.6 1.4 2.1 8.5 7 2.1 1.8 1.9 2.4 5.4 3.2 3.1 2.6 1.9 14 2.1 4.3 8 2.1 1.9 1.9 2.4 5.0 3.3 6.6 2.6 1.8 1.3 1.9 3.4 9 2.0 2.0 2.0 38 4.7 3.2 2.8 2.6 1.8 1.1 1.9 3.0 10 2.1 2.3 2.9 112 4.7 43 2.7 3.2 1.7 1.2 1.9 2.7 11 2.1 3.8 1.9 6.4 4.4 22 2.6 2.6 1.7 1.3 1.9 2.6 12 2.7 1.9 2.1 4.4 13 7.1 2.7 2.6 1.7 2.7 1.9 2.6 13 103 1.8 2.3 3.9 4.7 4.2 2.6 2.6 1.7 8.0 1.9 2.7 14 5.0 2.0 8.8 3.5 99 3.8 6.0 2.6 3.0 1.2 1.9 2.7 15 2.8 2.3 1.9 3.2 8.6 3.7 23 2.6 6.5 1.1 1.9 2.5 16 2.4 2.5 1.9 3.1 6.7 20 3.3 2.6 1.8 1.1 1.9 2.1 17 6.0 2.6 1.9 3.1 5.8 5.1 12 2.6 11 1.2 1.8 2.0 18 2.2 2.6 2.0 6.0 5.4 3.7 3.4 2.6 3.4 1.4 1.8 34 19 5.8 2.7 19 4.8 5.0 3.7 2.8 2.4 2.9 1.4 1.7 3.4 20 2.5 3.1 4.2 16 4.5 106 2.7 2.3 2.2 1.5 1.8 2.4 21 2.0 3.2 7.4 3.1 4.5 9.1 2.7 2.3 2.1 1.5 1.7 2.4 22 2.0 3.5 2.8 2.8 4.4 6.5 2.7 3.0 2.0 1.5 1.8 108 23 1.9 3.7 2.5 85 4.0 5.7 2.8 2.3 1.5 34 1.8 52 24 1.9 3.4 2.3 100 4.1 5.3 4.3 2.3 1.3 4.7 34 20 25 1.9 3.7 2.3 77 4.1 4.8 2.7 5.9 1.4 1.8 2.3 28 26 1.9 9.7 2.4 17 4.0 4.3 2.6 2.6 14 1.6 1.7 6.8 27 1.6 2.1 2.4 11 9.6 5.7 2.6 2.1 1.5 33 1.6 4.2 28 1.6 2.0 2.5 8.6 4.4 4.1 5.2 2.1 1.3 15 1.5 3.6 29 1.9 2.1 2.5 14 3.4 4.2 4.6 2.1 7.9 1.6 4.5 3.3 30 1.5 2.2 2.6 78 --- 3.9 2.7 2.3 1.5 1.5 28 3.1 31 1.9 --- 2.6 18 --- 3.7 --- 1.9 --- 38 6.8 --- TOTAL 201.3 91.9 105.9 646.6 262.9 320.5 129.0 106.1 141.4 180.5 231.8 590.0 MEAN 6.49 3.06 3.42 20.9 9.07 10.3 4.30 3.42 4.71 5.82 7.48 19.7 MAX 103 11 19 112 99 106 23 25 53 38 56 172 MIN 1.5 1.8 1.9 2.3 3.4 3.2 2.6 1.9 1.3 1.1 1.5 1.7 CFSM 1.15 0.54 0.60 3.68 1.60 1.82 0.76 0.60 0.83 1.03 1.32 3.47 IN. 1.32 0.60 0.69 4.24 1.72 2.10 0.85 0.70 0.93 1.18 1.52 3.87 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1977 - 2000, BY WATER YEAR (WY) MEAN 7.53 7.00 8.55 13.2 12.0 13.6 9.55 6.75 9.40 10.1 9.31 8.41 MAX 25.7 16.0 25.5 27.6 24.4 29.9 28.0 21.0 34.3 31.3 24.5 19.7 (WY) 1991 1987 1977 1987 1998 1980 1998 1991 1995 1991 1986 2000 MIN 1.80 2.29 2.62 2.79 3.64 3.58 1.94 3.26 2.11 3.17 1.46 1.31 (WY) 1979 1985 1989 1986 1986 1985 1986 1977 1990 1993 1983 1985 SUMMARY STATISTICS FOR 1999 CALENDAR YEAR FOR 2000 WATER YEAR WATER YEARS 1977 - 2000 ANNUAL TOTAL 3007.9 ANNUAL MEAN 8.22 9.74 HIGHEST ANNUAL MEAN 14.8 1991 LOWEST ANNUAL MEAN 6.44 1990 HIGHEST DAILY MEAN 172 Sep 2 335 Jun 11 1995 LOWEST DAILY MEAN 1.1 Jul 9 0.82 Jun 18 1986 ANNUAL SEVEN-DAY MINIMUM 1.3 Jul 14 0.92 Jun 17 1986 MAXIMUM PEAK FLOW 1120 Sep 2 2120 Jun 11 1995 MAXIMUM PEAK STAGE 7.31 Sep 2 11.69 Jun 11 1995 ANNUAL RUNOFF (CFSM) 1.45 1.72 ANNUAL RUNOFF (INCHES) 19.73 23.35 10 PERCENT EXCEEDS 15 19 50 PERCENT EXCEEDS 2.7 3.8 90 PERCENT EXCEEDS 1.7 1.8 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 3.0 1.7 2.7 2.3 2.6 3.7 5.3 3.2 30 1.7 1.6 16 2 3.0 1.6 2.7 2.3 3.0 3.7 6.7 6.8 3.2 5.4 1.6 22 3 2.7 1.5 2.8 2.3 3.4 38 4.8 4.5 16 26 1.5 2.0 4 2.8 1.5 2.8 2.5 4.5 50 4.3 3.2 2.7 30 1.9 3.9 5 2.7 1.5 2.8 2.8 2.7 6.3 4.3 2.4 2.3 4.8 1.6 1.6 6 2.6 1.1 2.9 2.8 2.6 5.0 4.3 4.0 2.2 2.1 1.6 1.5 7 2.6 1.2 3.0 3.3 2.7 4.6 4.0 3.5 2.2 1.7 1.5 1.5 8 2.6 1.1 3.4 18 2.8 4.3 3.9 2.3 1.8 1.7 1.6 1.4 9 2.6 1.5 3.5 2.8 2.7 4.2 3.6 2.3 1.8 1.7 1.6 1.9 10 2.7 1.9 3.9 2.4 3.4 3.7 3.6 59 1.9 1.7 46 1.3 11 2.6 1.8 3.5 2.3 2.6 3.7 3.4 3.7 1.8 1.7 49 1.3 12 2.6 1.8 3.3 18 22 4.5 5.3 2.3 18 1.7 2.0 1.2 13 2.8 1.9 3.5 3.2 3.7 3.4 3.3 30 2.2 2.4 14 1.2 14 2.6 16 3.4 2.8 3.1 78 6.1 3.2 33 1.6 4.3 1.2 15 2.6 2.2 3.3 2.6 3.2 7.0 3.1 16 3.2 1.5 2.1 1.1 16 2.4 2.0 4.2 2.6 3.1 5.3 2.8 2.7 3.5 1.5 3.0 1.1 17 2.4 5.8 31 2.6 23 4.6 2.9 2.3 2.0 1.5 2.4 1.1 18 2.3 2.4 2.8 2.6 3.3 4.3 2.9 2.2 1.8 1.6 4.9 1.1 19 2.3 49 2.5 22 3.1 66 2.8 2.2 1.8 3.8 1.6 1.2 20 2.4 3.2 2.3 35 3.1 11 2.8 4.7 1.9 49 1.7 4.0 21 2.3 2.3 2.3 4.1 3.8 6.4 2.8 6.8 1.8 2.2 1.4 1.2 22 2.3 2.4 2.3 3.5 46 5.4 2.8 4.5 18 1.7 1.4 0.98 23 2.3 2.6 2.2 3.4 5.3 4.9 2.9 3.2 2.2 1.9 1.3 1.0 24 2.1 2.6 2.4 3.2 4.4 6.7 11 2.4 33 2.0 1.4 12 25 2.2 79 2.6 3.0 4.3 4.3 2.8 4.0 3.2 14 1.3 1.1 26 2.1 4.7 3.0 2.9 4.0 3.9 2.7 3.5 3.5 9.8 1.3 0.98 27 2.1 3.2 4.8 2.9 3.9 3.7 2.6 2.3 2.0 24 1.4 1.0 28 2.1 2.9 6.6 2.8 3.8 64 2.6 2.3 10 3.2 1.6 1.0 29 1.8 2.7 2.4 2.8 --- 15 2.7 59 2.2 2.1 1.4 0.99 30 1.9 2.6 2.4 4.5 --- 6.8 2.7 3.7 1.7 2.6 17 1.1 31 1.7 --- 2.2 2.6 --- 5.9 --- 2.3 --- 1.7 20 --- TOTAL 75.2 205.7 123.5 170.9 176.1 438.3 115.8 254.5 210.9 208.3 195.0 88.95 MEAN 2.43 6.86 3.98 5.51 6.29 14.1 3.86 8.21 7.03 6.72 6.29 2.96 MAX 3.0 79 31 35 46 78 11 59 33 49 49 22 MIN 1.7 1.1 2.2 2.3 2.6 3.4 2.6 2.2 1.7 1.5 1.3 0.98 CFSM 0.43 1.21 0.70 0.97 1.11 2.49 0.68 1.45 1.24 1.19 1.11 0.52 IN. 0.49 1.35 0.81 1.12 1.16 2.88 0.76 1.67 1.38 1.37 1.28 0.58 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1977 - 2001, BY WATER YEAR (WY) MEAN 7.11 7.00 8.37 12.9 11.8 13.6 9.32 6.81 9.31 9.93 9.19 8.20 MAX 25.7 16.0 25.5 27.6 24.4 29.9 28.0 21.0 34.3 31.3 24.5 19.7 (WY) 1991 1987 1977 1987 1998 1980 1998 1991 1995 1991 1986 2000 MIN 1.80 2.29 2.62 2.79 3.64 3.58 1.94 3.26 2.11 3.17 1.46 1.31 (WY) 1979 1985 1989 1986 1986 1985 1986 1977 1990 1993 1983 1985 SUMMARY STATISTICS FOR 2000 CALENDAR YEAR FOR 2001 WATER YEAR WATER YEARS 1977 - 2001 ANNUAL TOTAL 2263.15 ANNUAL MEAN 6.20 9.45 HIGHEST ANNUAL MEAN 14.8 1991 LOWEST ANNUAL MEAN 5.95 1985 HIGHEST DAILY MEAN 79 Nov 25 335 Jun 11 1995 LOWEST DAILY MEAN 0.98 Sep 22 0.82 Jun 18 1986 ANNUAL SEVEN-DAY MINIMUM 1.1 Sep 12 0.92 Jun 17 1986 MAXIMUM PEAK FLOW 1200 Aug 10 2120 Jun 11 1995 MAXIMUM PEAK STAGE 7.69 Aug 10 11.69 Jun 11 1995 ANNUAL RUNOFF (CFSM) 1.09 1.67 ANNUAL RUNOFF (INCHES) 14.85 22.65 10 PERCENT EXCEEDS 15 19 50 PERCENT EXCEEDS 2.8 3.7 90 PERCENT EXCEEDS 1.5 1.7 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 1.2 1.6 1.9 1.5 1.8 1.5 3.4 43 1.5 1.4 3.8 1.6 2 1.2 1.7 1.9 2.2 1.7 46 2.1 2.1 1.5 55 1.6 1.4 3 1.3 1.5 1.9 8.1 1.7 6.8 2.2 1.8 1.4 3.9 1.2 1.4 4 1.1 1.4 1.9 4.6 1.8 2.4 1.9 49 1.4 1.6 1.2 1.4 5 1.1 1.5 1.9 3.5 1.7 2.0 1.9 3.0 1.4 1.4 1.3 1.4 6 3.6 1.6 1.9 28 46 1.9 1.9 2.1 15 1.3 13 1.3 7 1.1 1.2 2.2 2.5 42 1.9 1.9 1.9 4.2 1.2 2.3 1.3 8 0.94 1.3 2.1 1.9 3.7 2.0 1.9 1.9 1.3 1.3 1.2 1.4 9 1.0 1.4 2.1 1.7 2.5 2.8 2.1 1.8 1.2 1.3 1.2 1.6 10 1.1 1.4 40 1.7 4.7 1.9 36 1.8 1.2 1.3 1.2 1.5 11 1.2 1.6 3.5 1.9 2.2 1.8 4.6 179 1.3 1.3 1.2 1.6 12 1.3 1.5 1.6 18 2.1 6.2 16 8.0 1.3 1.3 1.2 1.6 13 1.4 1.3 5.9 4.2 1.9 15 3.3 23 1.3 1.3 1.2 1.6 14 7.1 1.3 2.0 1.8 1.8 2.1 2.4 5.2 13 1.3 3.9 78 15 0.74 1.7 1.5 1.7 1.8 1.9 2.3 2.9 1.3 1.3 60 90 16 0.75 1.3 1.3 1.5 1.8 1.9 2.1 2.4 1.2 1.3 15 5.5 17 0.82 1.1 7.6 1.6 1.8 1.9 2.1 6.3 1.3 1.3 17 6.5 18 0.79 1.2 2.9 1.6 1.8 1.9 2.2 37 1.3 1.4 2.2 52 19 0.88 1.3 1.4 12 1.8 1.8 1.9 3.7 1.3 1.5 1.6 4.2 20 0.92 1.6 1.5 3.9 2.7 1.8 1.9 2.6 1.3 1.6 1.4 2.6 21 0.92 1.6 1.3 7.1 1.7 24 1.9 2.3 1.4 1.3 1.3 2.2 22 1.0 1.7 1.3 1.9 1.7 2.1 2.0 2.2 1.4 14 1.3 1.9 23 1.4 9.1 1.4 3.4 1.7 1.9 1.8 2.1 7.1 1.4 1.2 2.0 24 1.3 11 1.5 1.9 1.6 1.8 1.9 2.1 4.1 22 1.3 1.8 25 1.1 1.5 1.7 9.1 1.7 1.8 5.1 2.0 3.9 1.9 2.0 5.3 26 1.4 2.6 1.7 1.8 1.7 3.2 1.7 1.9 13 1.3 1.4 18 27 1.6 1.6 1.5 1.7 1.6 1.8 1.7 2.0 2.3 1.1 20 2.8 28 1.7 1.6 1.4 1.8 1.5 1.7 1.8 2.4 1.4 1.1 29 2.1 29 1.7 1.8 1.7 1.9 --- 2.0 1.9 2.3 1.5 1.0 1.8 1.9 30 1.7 1.8 1.8 1.9 --- 24 1.9 12 1.3 1.1 7.4 1.9 31 1.6 --- 1.8 1.7 --- 7.7 --- 1.8 --- 63 2.3 --- TOTAL 44.96 62.8 104.1 138.1 140.5 177.5 115.8 411.6 92.1 192.5 201.7 297.8 MEAN 1.45 2.09 3.36 4.45 5.02 5.73 3.86 13.3 3.07 6.21 6.51 9.93 MAX 7.1 11 40 28 46 46 36 179 15 63 60 90 MIN 0.74 1.1 1.3 1.5 1.5 1.5 1.7 1.8 1.2 1.0 1.2 1.3 CFSM 0.26 0.37 0.59 0.79 0.88 1.01 0.68 2.34 0.54 1.10 1.15 1.75 IN. 0.29 0.41 0.68 0.91 0.92 1.16 0.76 2.70 0.60 1.26 1.32 1.95 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1977 - 2002, BY WATER YEAR (WY) MEAN 6.89 6.81 8.18 12.5 11.5 13.3 9.11 7.06 9.07 9.79 9.09 8.26 MAX 25.7 16.0 25.5 27.6 24.4 29.9 28.0 21.0 34.3 31.3 24.5 19.7 (WY) 1991 1987 1977 1987 1998 1980 1998 1991 1995 1991 1986 2000 MIN 1.45 2.09 2.62 2.79 3.64 3.58 1.94 3.26 2.11 3.17 1.46 1.31 (WY) 2002 2002 1989 1986 1986 1985 1986 1977 1990 1993 1983 1985 SUMMARY STATISTICS FOR 2001 CALENDAR YEAR FOR 2002 WATER YEAR WATER YEARS 1977 - 2002 ANNUAL TOTAL 2070.61 1979.46 ANNUAL MEAN 5.67 5.42 9.30 HIGHEST ANNUAL MEAN 14.8 1991 LOWEST ANNUAL MEAN 5.42 2002 HIGHEST DAILY MEAN 78 Mar 14 179 May 11 335 Jun 11 1995 LOWEST DAILY MEAN 0.74 Oct 15 0.74 Oct 15 0.74 Oct 15 2001 ANNUAL SEVEN-DAY MINIMUM 0.83 Oct 15 0.83 Oct 15 0.83 Oct 15 2001 MAXIMUM PEAK FLOW 1230 May 11 2120 Jun 11 1995 MAXIMUM PEAK STAGE 7.84 May 11 11.69 Jun 11 1995 ANNUAL RUNOFF (CFSM) 1.00 0.956 1.64 ANNUAL RUNOFF (INCHES) 13.58 12.99 22.28 10 PERCENT EXCEEDS 13 9.9 18 50 PERCENT EXCEEDS 2.4 1.8 3.7 90 PERCENT EXCEEDS 1.2 1.2 1.7 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 2.1 2.1 4.8 4.2 4.3 23 5.0 3.8 3.5 9.2 3.8 2.0 2 2.1 1.9 5.0 3.8 3.9 24 4.9 5.5 3.5 59 12 6.6 3 1.8 1.9 4.5 3.7 3.8 6.5 4.7 4.9 19 4.1 5.2 3.2 4 1.7 3.1 6.6 3.4 7.8 5.5 4.5 3.6 3.8 4.1 3.0 32 5 1.7 5.2 18 3.4 3.6 6.1 7.0 3.7 3.0 3.0 3.0 3.9 6 1.6 8.7 2.8 3.3 15 125 8.0 77 39 2.8 21 4.1 7 1.7 3.0 2.6 3.2 14 55 35 10 10 2.6 4.5 70 8 18 2.6 2.6 3.3 4.0 13 29 6.2 5.9 2.4 27 53 9 7.3 2.5 2.8 3.2 3.7 9.9 100 5.4 3.8 2.3 3.4 5.3 10 29 2.4 2.6 3.2 23 8.8 81 4.6 3.2 25 2.9 3.1 11 19 40 19 3.0 4.4 6.7 21 4.1 11 11 3.0 2.5 12 2.7 51 2.9 3.0 3.8 6.0 11 4.0 18 2.4 2.7 2.5 13 2.2 5.6 89 3.0 3.5 34 7.9 3.8 4.0 11 2.6 3.2 14 2.5 3.7 7.8 3.2 3.4 7.6 6.8 3.8 4.9 7.5 21 3.5 15 12 3.2 5.4 3.1 3.3 106 6.2 5.0 2.9 2.3 8.6 3.3 16 47 36 4.6 5.8 98 24 5.7 66 6.5 2.1 2.6 3.1 17 3.3 19 4.2 4.0 26 60 5.4 7.6 47 2.1 2.5 1.9 18 2.5 5.9 4.0 2.7 7.5 25 21 5.4 81 40 2.8 1.9 19 2.2 4.3 4.4 2.7 5.7 16 8.2 5.7 12 24 2.2 1.9 20 2.1 3.8 29 2.7 5.0 174 5.6 4.2 5.4 3.7 2.1 1.8 21 2.2 4.1 4.4 5.0 4.6 19 22 3.9 4.0 2.6 2.1 1.9 22 2.0 3.7 3.9 4.9 29 12 11 49 3.4 46 2.1 6.3 23 1.9 3.8 3.7 5.3 6.3 9.0 5.3 41 3.0 34 2.0 13 24 2.3 4.6 112 2.8 4.6 7.7 4.7 7.1 2.8 6.0 2.0 2.3 25 4.8 4.0 11 3.7 4.2 6.9 42 5.6 2.8 3.8 2.0 2.0 26 2.8 3.6 6.2 4.2 8.2 6.4 7.0 79 2.5 3.3 2.0 2.3 27 2.0 3.4 5.2 3.0 28 6.0 5.2 11 2.5 13 2.0 2.2 28 11 3.5 4.6 2.8 6.1 5.7 4.6 6.6 8.5 3.4 2.1 2.2 29 24 4.0 4.2 4.6 --- 5.6 4.3 5.2 2.4 3.0 1.9 2.2 30 3.1 4.7 4.0 48 --- 16 4.0 4.4 3.0 2.8 1.8 2.3 31 2.3 --- 3.9 6.0 --- 6.9 --- 3.9 --- 19 1.9 --- TOTAL 220.9 245.3 385.7 158.2 334.7 837.3 488.0 451.0 322.3 357.5 157.8 245.5 MEAN 7.13 8.18 12.4 5.10 12.0 27.0 16.3 14.5 10.7 11.5 5.09 8.18 MAX 47 51 112 48 98 174 100 79 81 59 27 70 MIN 1.6 1.9 2.6 2.7 3.3 5.5 4.0 3.6 2.4 2.1 1.8 1.8 CFSM 1.26 1.44 2.19 0.90 2.11 4.76 2.87 2.57 1.89 2.03 0.90 1.44 IN. 1.45 1.61 2.53 1.04 2.20 5.49 3.20 2.96 2.11 2.35 1.04 1.61 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1977 - 2003, BY WATER YEAR (WY) MEAN 6.90 6.86 8.33 12.3 11.5 13.8 9.38 7.33 9.13 9.86 8.94 8.26 MAX 25.7 16.0 25.5 27.6 24.4 29.9 28.0 21.0 34.3 31.3 24.5 19.7 (WY) 1991 1987 1977 1987 1998 1980 1998 1991 1995 1991 1986 2000 MIN 1.45 2.09 2.62 2.79 3.64 3.58 1.94 3.26 2.11 3.17 1.46 1.31 (WY) 2002 2002 1989 1986 1986 1985 1986 1977 1990 1993 1983 1985 SUMMARY STATISTICS FOR 2002 CALENDAR YEAR FOR 2003 WATER YEAR WATER YEARS 1977 - 2003 ANNUAL TOTAL 2619.5 4204.2 ANNUAL MEAN 7.18 11.5 9.38 HIGHEST ANNUAL MEAN 14.8 1991 LOWEST ANNUAL MEAN 5.42 2002 HIGHEST DAILY MEAN 179 May 11 174 Mar 20 335 Jun 11 1995 LOWEST DAILY MEAN 1.0 Jul 29 1.6 Oct 6 0.74 Oct 15 2001 ANNUAL SEVEN-DAY MINIMUM 1.3 Jul 6 1.8 Oct 1 0.83 Oct 15 2001 MAXIMUM PEAK FLOW 1040 May 26 2120 Jun 11 1995 MAXIMUM PEAK STAGE 6.92 May 26 11.69 Jun 11 1995 ANNUAL RUNOFF (CFSM) 1.27 2.03 1.65 ANNUAL RUNOFF (INCHES) 17.19 27.58 22.47 10 PERCENT EXCEEDS 18 29 19 50 PERCENT EXCEEDS 2.1 4.3 3.7 90 PERCENT EXCEEDS 1.3 2.2 1.7 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02162093 SMITH BRANCH AT NORTH MAIN ST AT COLUMBIA, SC SOURCE AGENCY USGS STATE 45 COUNTY 079 LATITUDE 340138 LONGITUDE 0810231 NAD27 DRAINAGE AREA 5.67* CONTRIBUTING DRAINAGE AREA DATUM 199.10 NGVD29 Date Processed: 2005-04-11 11:51 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 2.4 2.8 2.0 2.3 2.6 5.9 2.9 2.4 1.7 7.1 1.9 5.8 2 2.4 2.7 2.0 2.6 9.5 5.2 2.6 15 1.4 5.8 2.0 2.9 3 2.4 2.7 2.1 2.2 15 4.8 2.5 8.8 1.3 4.9 1.8 2.4 4 2.6 2.7 16 2.2 4.2 4.4 2.4 2.2 7.1 4.5 1.7 2.2 5 2.6 4.7 2.9 2.6 3.5 4.2 2.4 2.1 4.3 22 13 2.2 6 22 2.9 2.2 2.3 12 4.2 2.4 2.4 1.3 5.8 3.6 2.1 7 14 3.0 2.0 2.0 3.9 3.7 2.4 2.1 1.4 3.4 1.7 266 8 3.3 3.1 2.0 2.2 2.8 3.4 2.4 4.0 1.6 3.2 1.7 45 9 2.2 10 2.0 5.0 2.8 3.4 2.3 2.0 4.7 3.3 1.7 8.8 10 3.1 2.8 40 2.1 2.9 3.2 2.3 2.0 1.4 2.9 1.7 5.7 11 3.2 2.8 4.2 1.9 3.2 3.5 2.3 2.1 1.2 3.2 1.7 4.7 12 2.0 3.1 2.9 2.0 74 3.1 3.0 46 93 8.6 51 4.1 13 1.8 2.5 13 2.3 6.2 2.8 11 2.5 5.4 2.9 3.0 3.6 14 80 2.6 28 2.2 50 2.8 2.5 2.0 25 2.8 9.9 4.3 15 4.2 2.6 4.4 2.2 47 3.0 2.3 1.9 18 2.6 106 3.2 16 2.6 2.7 3.4 2.1 13 3.9 2.3 1.8 75 2.6 3.6 25 17 3.7 2.7 8.7 2.0 7.9 2.9 2.3 1.7 7.4 24 3.7 40 18 2.5 2.8 2.9 4.6 6.0 2.8 2.3 1.8 2.5 13 2.4 5.3 19 2.3 29 2.8 2.0 5.2 2.8 2.4 2.0 5.0 3.1 2.1 3.8 20 2.3 2.6 2.5 1.9 4.7 2.7 2.4 1.8 2.4 2.6 2.2 3.4 21 2.3 2.1 2.5 1.9 4.3 11 2.3 1.7 58 2.3 1.9 3.3 22 2.3 2.1 2.9 1.9 3.9 2.6 2.6 1.6 73 2.3 1.9 3.0 23 2.3 2.0 2.6 1.9 3.8 3.0 2.3 3.4 20 2.4 1.9 3.0 24 2.3 2.5 3.0 1.9 4.2 2.8 2.2 1.5 6.7 2.3 1.8 2.8 25 2.3 2.3 2.4 6.3 3.6 2.5 2.2 1.4 47 2.1 1.8 2.8 26 2.5 2.5 2.4 27 114 2.5 17 1.5 9.8 6.1 1.7 2.7 27 2.3 2.5 2.4 7.1 25 2.5 4.8 1.5 262 24 3.7 112 28 43 6.3 2.4 3.7 8.9 2.5 2.1 1.6 50 3.0 2.2 14 29 16 2.0 2.4 3.3 6.5 2.5 1.9 1.6 11 7.9 22 5.2 30 3.3 2.1 2.9 3.1 --- 8.2 2.3 31 16 1.9 2.6 4.0 31 2.8 --- 2.6 2.7 --- 15 --- 1.8 --- 1.9 61 --- TOTAL 243.0 117.2 174.5 109.5 450.6 127.8 97.1 155.2 814.6 184.5 318.9 593.3 MEAN 7.84 3.91 5.63 3.53 15.5 4.12 3.24 5.01 27.2 5.95 10.3 19.8 MAX 80 29 40 27 114 15 17 46 262 24 106 266 MIN 1.8 2.0 2.0 1.9 2.6 2.5 1.9 1.4 1.2 1.9 1.7 2.1 CFSM 1.38 0.69 0.99 0.62 2.74 0.73 0.57 0.88 4.79 1.05 1.81 3.49 IN. 1.59 0.77 1.14 0.72 2.96 0.84 0.64 1.02 5.34 1.21 2.09 3.89 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1977 - 2004, BY WATER YEAR (WY) MEAN 6.93 6.75 8.24 12.0 11.7 13.5 9.16 7.25 9.77 9.72 8.99 8.67 MAX 25.7 16.0 25.5 27.6 24.4 29.9 28.0 21.0 34.3 31.3 24.5 19.8 (WY) 1991 1987 1977 1987 1998 1980 1998 1991 1995 1991 1986 2004 MIN 1.45 2.09 2.62 2.79 3.64 3.58 1.94 3.26 2.11 3.17 1.46 1.31 (WY) 2002 2002 1989 1986 1986 1985 1986 1977 1990 1993 1983 1985 SUMMARY STATISTICS FOR 2003 CALENDAR YEAR FOR 2004 WATER YEAR WATER YEARS 1977 - 2004 ANNUAL TOTAL 3887.0 3386.2 ANNUAL MEAN 10.6 9.25 9.37 HIGHEST ANNUAL MEAN 14.8 1991 LOWEST ANNUAL MEAN 5.42 2002 HIGHEST DAILY MEAN 174 Mar 20 266 Sep 7 335 Jun 11 1995 LOWEST DAILY MEAN 1.8 Aug 30 1.2 Jun 11 0.74 Oct 15 2001 ANNUAL SEVEN-DAY MINIMUM 2.0 Aug 25 1.8 May 16 0.83 Oct 15 2001 MAXIMUM PEAK FLOW 2180 Jun 27 2180 Jun 27 2004 MAXIMUM PEAK STAGE 11.91 Jun 27 11.91 Jun 27 2004 ANNUAL RUNOFF (CFSM) 1.88 1.63 1.65 ANNUAL RUNOFF (INCHES) 25.50 22.22 22.46 10 PERCENT EXCEEDS 26 17 19 50 PERCENT EXCEEDS 3.8 2.8 3.7 90 PERCENT EXCEEDS 2.2 1.9 1.7