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USGS Surface-Water Daily Statistics for South Carolina

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The daily maximum and minimum water level values for groundwater wells after September 30, 2023 are no longer being displayed on NWISWeb. However, these values can be determined using the instantaneous values that are available through the Time-Series: Current/Historical Observations option in the available data dropdown box for the station.


The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 02186702 EIGHTEENMILE CREEK BELOW PENDLETON, SC


Anderson County, South Carolina
Hydrologic Unit Code 03060101
Latitude  34°38'42", Longitude  82°48'02" NAD83
Drainage area 48.6  square miles
Gage datum 675.77 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month		 Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 2012-10-01 -> 2024-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 108 71 95 79 81 59 48 44 39 63 47 64
2 113 74 84 69 71 62 49 50 35 43 103 71
3 242 82 88 69 67 71 49 60 34 38 63 57
4 299 126 90 69 69 60 88 45 40 93 45 54
5 126 83 78 84 115 57 83 44 40 52 41 54
6 97 180 76 91 81 86 64 69 40 40 43 67
7 84 198 80 137 67 75 82 84 35 65 47 57
8 78 99 74 126 65 69 103 71 34 71 43 54
9 189 81 91 97 61 66 74 53 37 51 64 99
10 149 78 76 78 60 85 50 90 44 43 52 79
11 159 128 72 74 58 74 46 55 42 58 50 66
12 157 126 104 78 59 135 46 65 46 50 93 56
13 118 104 79 127 57 67 187 55 44 42 102 54
14 96 87 75 84 53 60 71 49 40 44 51 76
15 93 84 73 100 60 55 59 43 35 48 71 145
16 92 95 93 89 59 52 55 40 34 39 53 73
17 122 88 85 75 55 53 51 49 75 37 49 81
18 137 93 87 113 72 48 55 50 44 35 50 67
19 82 89 82 100 76 49 54 69 38 36 69 60
20 89 100 82 98 125 55 55 54 34 39 48 67
21 77 118 72 80 151 54 73 74 35 35 45 90
22 104 152 70 74 80 49 122 55 36 33 44 74
23 93 111 78 90 79 50 57 55 31 61 57 139
24 93 102 89 113 66 47 66 55 29 41 67 182
25 134 96 134 88 84 46 46 41 46 39 49 95
26 95 104 125 78 70 46 42 41 37 41 64 144
27 87 89 92 113 66 50 45 37 33 41 62 83
28 113 79 81 136 67 50 44 36 33 44 49 88
29 76 88 74 91 77 44 40 39 33 55 49 117
30 76   72 91 67 50 40 36 31 46 93 107
31 86   85   70   38 39   59   84