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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 06414000 RAPID CR AT RAPID CITY,SD


Pennington County, South Dakota
Hydrologic Unit Code 10120110
Latitude  44°05'07.90", Longitude 103°14'28.98" NAD27
Drainage area 413  square miles
Contributing drainage area 413  square miles
Gage datum 3,231.68 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 43 41 43 60 97 161 143 95 74 54 49 49
2 43 41 43 60 100 164 142 93 72 52 48 48
3 43 42 43 62 101 160 140 95 70 51 48 48
4 43 41 43 65 102 160 140 93 71 51 47 47
5 43 42 43 64 106 157 139 92 70 52 47 46
6 42 42 44 65 109 154 134 91 68 50 47 45
7 42 42 44 65 110 159 128 90 68 50 47 46
8 43 41 46 63 116 154 124 91 68 50 47 45
9 42 42 47 63 120 174 122 88 67 52 47 45
10 42 42 47 66 125 250 122 86 65 52 46 45
11 42 42 47 68 128 173 122 87 64 53 46 46
12 41 43 47 68 132 168 121 88 66 55 46 46
13 42 44 48 70 130 166 120 87 67 54 46 45
14 42 44 50 70 135 169 119 87 66 54 47 45
15 42 43 51 71 136 169 118 88 63 55 46 45
16 42 43 52 73 131 163 115 84 62 55 46 44
17 41 44 52 73 134 163 114 84 60 56 46 43
18 43 43 53 74 135 165 113 83 61 54 46 44
19 43 43 54 76 138 161 113 82 61 54 47 44
20 43 43 54 79 139 161 113 82 61 54 47 43
21 44 43 54 82 139 164 114 80 60 52 47 43
22 44 42 55 87 136 163 110 83 59 51 47 43
23 43 42 54 87 139 161 110 80 60 51 47 42
24 43 42 53 88 153 168 112 80 58 51 47 43
25 42 41 55 90 158 163 113 78 57 50 48 43
26 42 42 56 97 154 158 106 78 56 50 48 44
27 42 43 57 98 156 153 103 77 55 49 48 43
28 41 43 58 97 162 150 100 77 55 50 47 43
29 42 47 58 97 166 148 98 75 54 52 48 43
30 42   58 96 162 147 94 74 56 49 48 43
31 42   59   160   95 74   49   42