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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 06356500 SOUTH FORK GRAND RIVER NEAR CASH,SD


Perkins County, South Dakota
Hydrologic Unit Code 10130302
Latitude  45°38'55.3", Longitude 102°38'34.4" NAD27
Drainage area 1,306  square miles
Contributing drainage area 1,306  square miles
Gage datum 2,424.17 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 1946-10-01 -> 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 6.3 8.4 62 154 66 85 59 26 21 14 21 11
2 6.1 8.8 63 189 71 70 63 23 20 26 18 11
3 6 9.3 69 208 76 68 70 25 16 46 16 11
4 5.9 9.3 64 181 70 59 62 32 14 31 15 11
5 5.9 10 81 187 65 51 52 32 13 22 15 11
6 5.7 14 110 280 65 99 47 36 19 21 15 10
7 5.6 13 136 335 74 78 51 26 22 26 15 9.7
8 5.5 13 179 256 98 69 58 25 35 37 15 9.5
9 5.5 12 173 155 137 64 53 28 24 35 14 9.2
10 5.5 11 151 111 156 85 37 27 25 36 14 9.2
11 5.6 10 132 118 122 69 28 23 21 38 14 9.1
12 5.6 11 180 163 101 64 26 20 24 37 14 9
13 5.6 11 170 196 97 58 29 18 17 33 14 8.8
14 5.8 13 185 191 97 80 37 22 15 30 14 8.4
15 7.9 16 180 331 83 86 36 20 15 30 14 8.3
16 9.1 25 171 329 86 126 50 17 15 28 14 8.1
17 11 28 261 187 82 81 50 16 15 25 16 8.1
18 11 33 277 134 61 111 48 29 17 23 17 7.9
19 10 26 252 113 53 154 43 30 15 22 16 7.7
20 8.7 24 219 106 64 108 35 27 16 21 14 7.6
21 7.6 21 257 106 104 82 40 19 17 19 13 7.7
22 6.9 26 323 109 96 66 47 16 18 19 13 7.7
23 7.6 33 395 111 94 86 40 18 18 19 13 7.3
24 8.4 27 372 105 73 84 39 23 16 17 12 7.2
25 8.5 29 258 79 87 62 37 30 17 17 12 7.1
26 8.6 36 204 69 103 57 34 19 21 16 11 7.2
27 9.8 52 190 66 78 89 52 16 20 15 11 7.1
28 11 70 181 74 75 80 55 14 17 15 11 7.1
29 10 222 150 72 77 79 37 15 15 16 11 7.1
30 8.9   131 67 95 63 35 13 13 22 11 6.6
31 8.5   123   92   26 16   24   6.4