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USGS Daily Statistics for Wyoming

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Questions or concerns about USGS data and data products in Wyoming and Montana can be directed to the Wyoming-Montana Water Science Center Data Management Section.


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 06428500 BELLE FOURCHE RIVER AT WY-SD STATE LINE


Butte County, South Dakota
Hydrologic Unit Code 10120202
Latitude  44°44'56", Longitude 104°03'04" NAD27
Drainage area 3,232  square miles
Contributing drainage area 3,226  square miles
Gage datum 3,096.51 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 -> 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 17 34 64 184 174 213 117 92 54 33 31 23
2 29 37 71 176 173 218 118 91 53 35 32 22
3 28 35 87 192 168 210 111 91 51 40 28 21
4 26 33 92 185 170 203 109 91 49 40 28 21
5 24 30 106 184 180 214 100 89 51 33 27 20
6 23 29 106 176 185 233 104 88 48 31 26 20
7 23 27 107 166 197 214 105 86 45 32 26 20
8 23 26 123 172 217 209 94 88 42 29 25 20
9 21 25 156 191 212 196 87 87 42 32 25 20
10 19 24 163 193 214 212 82 84 41 34 25 20
11 18 24 165 199 227 206 80 80 41 32 25 19
12 17 28 181 205 212 181 80 81 41 32 25 19
13 17 31 184 201 208 170 82 83 39 31 25 19
14 18 44 176 186 197 188 97 73 37 33 26 19
15 18 45 168 177 176 196 93 71 38 34 26 18
16 19 42 174 170 189 195 92 72 36 34 25 18
17 20 41 170 167 182 208 88 71 33 32 25 19
18 20 44 178 161 162 254 89 75 32 31 24 18
19 21 44 179 165 185 254 88 73 33 30 24 18
20 22 42 192 181 215 220 86 70 32 28 24 18
21 26 42 199 201 213 185 90 66 31 29 23 18
22 26 42 198 188 282 166 100 67 30 28 23 18
23 26 41 201 171 301 168 94 67 30 28 23 18
24 25 40 196 165 293 178 100 67 30 28 23 22
25 23 41 186 163 298 164 118 67 34 27 23 21
26 21 44 186 166 275 140 107 65 31 28 23 21
27 20 49 187 176 262 136 107 69 29 28 22 19
28 21 53 184 173 258 127 103 65 29 27 22 19
29 22 74 181 169 232 131 98 59 29 27 22 18
30 24   177 176 214 139 92 57 32 26 21 17
31 31   180   220   98 54   26   17