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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 06410500 RAPID CREEK ABOVE PACTOLA RES AT SILVER CITY, SD


Pennington County, South Dakota
Hydrologic Unit Code 10120110
Latitude  44°05'05", Longitude 103°34'48" NAD27
Drainage area 293  square miles
Contributing drainage area 293  square miles
Gage datum 4,622.18 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 1953-10-01 -> 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 24 24 29 51 86 119 82 58 42 39 34 26
2 24 23 29 52 85 116 80 56 41 38 33 26
3 24 24 29 52 86 115 79 57 41 38 32 26
4 25 24 30 53 88 113 82 57 41 38 32 26
5 25 24 30 54 90 109 85 58 41 37 32 26
6 25 24 31 55 92 106 84 58 41 37 32 25
7 24 24 31 60 93 106 90 56 41 38 31 25
8 25 24 31 62 99 106 83 54 40 37 32 25
9 24 24 32 62 105 110 78 54 40 37 31 25
10 24 24 34 64 105 110 75 54 40 37 30 25
11 24 24 43 67 105 109 73 54 40 38 29 26
12 25 25 41 67 104 107 71 52 40 40 29 26
13 25 26 39 65 101 105 68 52 41 39 29 25
14 25 26 42 66 103 107 67 51 41 39 30 25
15 25 26 42 67 115 117 68 51 41 39 29 24
16 24 26 42 68 106 121 67 50 41 39 29 23
17 24 26 39 71 103 120 66 50 40 39 29 23
18 24 26 38 78 101 127 67 49 40 39 28 23
19 24 27 39 84 98 126 65 48 41 38 28 23
20 24 27 40 75 100 119 65 48 41 39 27 23
21 24 28 42 78 99 116 65 47 41 38 27 24
22 24 28 43 80 101 109 62 47 41 38 27 23
23 24 28 45 81 104 107 62 46 41 38 27 23
24 23 28 45 82 109 105 61 45 41 37 28 24
25 23 28 46 83 116 101 62 44 41 37 27 24
26 23 28 48 83 120 96 61 45 40 37 27 24
27 23 28 49 85 119 91 60 45 40 36 26 25
28 23 29 48 86 120 87 61 43 40 36 26 24
29 23 30 50 86 123 85 61 43 40 35 26 24
30 23   50 86 124 84 58 43 40 34 25 24
31 23   49   123   57 42   34   24