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USGS Daily Statistics for Montana

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

UPDATED July 25, 2022: The following stations are part of a short-term project and are scheduled to be discontinued on September 30, 2022 if alternative funding can not be secured.
  • 06192900 Dugout Creek near mouth, near Willsall, MT
  • 12355342 Hallowat Creek above Kletomus Creek, near Olney, MT
  • 12355347 Big Creek below Lookout Creek, near Apgar, MT

Please contact the Wyoming-Montana Science Center for more information.

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 06200000 Boulder River at Big Timber MT


Sweet Grass County, Montana
Hydrologic Unit Code 10070002
Latitude  45°50'01.66", Longitude 109°56'19.34" NAD83
Drainage area 525  square miles
Gage datum 4,056.3 feet above NGVD29
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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 1947-10-01 -> 2021-09-30)

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
1 136 128 123 148 404 2,330 2,360 390 166 203 215 175
2 136 128 123 150 435 2,360 2,260 373 166 206 209 173
3 138 129 123 147 455 2,490 2,210 351 163 206 209 173
4 138 127 122 147 485 2,670 2,150 335 161 211 210 171
5 140 127 123 149 500 2,870 2,070 318 158 212 207 163
6 137 125 128 154 538 3,060 1,970 300 159 214 208 161
7 136 124 127 159 595 3,070 1,890 284 160 215 207 162
8 136 124 128 164 653 3,010 1,810 268 158 215 210 161
9 136 125 129 168 689 2,930 1,690 254 160 216 208 159
10 139 128 129 172 711 2,910 1,620 240 163 216 203 165
11 138 130 128 176 744 2,800 1,540 231 168 218 199 168
12 138 132 129 180 775 2,710 1,420 222 177 220 197 169
13 141 133 129 182 839 2,770 1,330 217 179 219 199 164
14 142 132 129 186 877 2,880 1,260 211 177 219 200 161
15 143 132 129 193 944 2,840 1,180 203 177 222 193 157
16 140 136 130 196 1,000 2,890 1,090 198 176 227 195 154
17 138 138 132 200 1,110 2,930 1,000 193 175 230 197 150
18 138 136 134 207 1,180 2,860 933 189 177 229 196 147
19 136 135 135 218 1,250 2,870 872 190 186 226 194 151
20 135 133 134 230 1,370 2,840 829 187 193 226 192 147
21 137 132 136 245 1,500 2,810 771 189 196 226 187 150
22 135 131 138 259 1,550 2,810 717 189 199 226 180 149
23 136 131 137 284 1,610 2,760 670 189 194 221 178 145
24 136 128 139 301 1,670 2,720 625 192 196 221 186 142
25 135 127 138 314 1,770 2,690 590 187 195 219 186 144
26 133 124 139 322 1,850 2,630 557 183 194 219 181 145
27 131 126 141 330 1,950 2,590 519 176 198 217 177 144
28 130 125 140 338 2,090 2,530 485 171 200 215 175 145
29 131 124 140 352 2,200 2,450 458 171 196 215 174 145
30 129   142 371 2,220 2,410 442 171 194 210 174 141
31 130   146   2,260   415 170   218   139