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USGS Daily Statistics for the Nation

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 06421500 RAPID CR NEAR FARMINGDALE,SD


Pennington County, South Dakota
Hydrologic Unit Code 10120110
Latitude  43°56'31.61", Longitude 102°51'12.50" NAD27
Drainage area 603  square miles
Contributing drainage area 603  square miles
Gage datum 2,699.74 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 1963-10-01 -> 2025-09-30)

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 51 55 72 80 125 174 141 74 50 60 63 61
2 54 55 67 81 131 165 132 72 50 54 64 62
3 54 56 68 81 122 178 130 70 49 56 63 61
4 53 57 68 83 121 178 133 73 47 55 63 60
5 53 56 69 89 117 179 140 79 49 59 62 58
6 52 55 70 92 124 170 132 74 51 58 61 57
7 52 56 68 99 132 165 119 73 49 57 60 58
8 53 56 69 99 139 185 107 68 52 58 62 58
9 53 55 71 93 143 177 101 67 52 64 62 58
10 52 56 70 90 144 235 97 65 54 71 61 59
11 52 56 71 95 151 216 95 64 52 71 61 58
12 52 56 74 104 153 197 96 67 52 74 61 58
13 53 56 79 99 151 186 92 63 54 73 63 57
14 54 58 79 101 144 188 91 66 59 71 64 56
15 53 58 80 99 153 214 95 66 56 80 64 56
16 54 60 81 106 147 209 100 62 55 70 64 55
17 55 60 80 103 134 189 92 58 54 71 64 54
18 54 60 88 105 139 211 90 61 53 72 63 54
19 55 60 96 105 138 202 87 60 54 66 63 54
20 57 59 94 115 154 184 86 61 53 67 63 55
21 57 58 91 108 151 183 87 59 54 68 63 55
22 57 57 93 116 189 182 103 56 55 64 63 55
23 56 57 89 121 161 182 88 57 53 63 63 54
24 56 60 84 130 187 190 86 55 57 62 63 54
25 56 61 81 129 218 207 92 52 53 62 63 55
26 55 67 84 133 199 178 93 56 51 62 63 54
27 56 70 82 138 206 164 84 56 50 64 62 53
28 56 70 81 129 222 153 82 53 51 61 63 53
29 56 68 82 122 211 149 77 51 52 65 63 53
30 56   80 127 194 141 78 50 57 73 61 53
31 56   79   187   74 50   64   51