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USGS Daily Statistics for South Dakota

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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 06479500 BIG SIOUX RIVER AT WATERTOWN,SD


Codington County, South Dakota
Hydrologic Unit Code 10170201
Latitude  44°56'33", Longitude  97°08'45" NAD27
Drainage area 806  square miles
Contributing drainage area 357  square miles
Gage datum 1,711.41 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 1945-10-01 -> 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 6.7 5.1 7.6 132 142 95 51 34 16 13 29 13
2 6.7 5 7.5 132 138 90 50 34 16 13 29 13
3 6.6 4.9 8 130 131 87 47 37 15 13 27 13
4 6.4 4.9 12 134 126 84 47 40 15 13 26 13
5 6.3 4.9 10 138 122 81 46 37 14 14 24 13
6 6.3 4.9 9.8 144 121 77 47 36 14 14 24 12
7 6.3 4.9 9.5 199 118 78 50 34 13 15 22 12
8 6.1 5 9.7 226 114 76 51 34 13 14 20 12
9 6.1 5.2 11 230 112 74 51 33 13 14 20 12
10 6.1 5.4 16 238 112 73 51 35 13 15 19 12
11 6.1 5.5 31 241 112 74 49 33 13 15 18 11
12 6 5.4 32 252 109 71 46 31 14 16 18 11
13 5.9 5.4 34 254 112 72 44 31 17 16 17 10
14 5.8 5.3 43 239 111 72 42 30 17 16 17 10
15 5.7 5.3 61 227 108 72 40 29 17 16 17 10
16 5.8 5.4 81 212 105 71 38 29 16 16 17 9.7
17 5.9 5.5 84 199 104 72 38 28 16 17 16 9.3
18 6 5.6 82 189 104 71 37 26 17 18 16 9.1
19 5.9 5.8 81 184 103 70 36 26 16 17 16 9
20 5.8 5.8 82 188 100 69 34 26 16 17 16 9
21 5.7 5.9 88 184 97 70 34 24 15 17 16 8.9
22 5.6 6.1 105 181 100 69 33 23 15 17 15 8.8
23 5.5 6.3 108 182 116 67 31 22 15 19 15 8.7
24 5.5 7 119 174 115 65 33 21 15 23 15 8.6
25 5.6 7.3 120 165 110 65 34 20 14 25 14 8.6
26 5.5 7.5 123 157 104 63 36 19 15 24 14 8.2
27 5.5 7.7 129 150 98 59 36 18 15 24 14 7.7
28 5.4 7.9 139 149 95 57 43 17 14 25 14 7.4
29 5.2 14 132 145 95 54 39 16 14 26 14 7.2
30 5.2   143 142 94 53 36 16 13 29 13 6.9
31 5.2   134   100   36 16   30   6.8