Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our mobile dedicated web site here.
Click to hideNews Bulletins

USGS Daily Statistics for Montana

Click to hide state-specific text
Questions or concerns about USGS streamflow data in Montana and Wyoming can be directed to Kirk Miller (kmiller@usgs.gov; 307-775-9168).

Updated September 21, 2018 - USGS water-resources monitoring will continue with partner funds and USGS Cooperative Matching Funds at the following site: USGS water-resources monitoring will be discontinued at the following sites effective October 1, 2018:
  • 06024540 Big Hole R bel Mudd Cr nr Wisdom, MT (seasonal water temperature)
  • 06308400 Pumpkin Cr nr Miles City, MT (annual streamflow, water temperature, and sampling)
USGS monitoring activities at these sites were funded by partner agencies. Lack of partner funding for these sites resulted in discontinuation of all streamgaging activities.

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 06085800 Sun River at Simms MT


Cascade County, Montana
Hydrologic Unit Code 10030104
Latitude  47°30'05.86", Longitude 111°55'54.89" NAD83
Drainage area 1,296  square miles
Gage datum 3,570 feet above NAVD88
Output formats
HTML table of all data
Tab-separated data
Reselect output format

00060, Discharge, cubic feet per second,
Day of
month
Mean of daily mean values for each day for 31 - 36 years of record in, ft3/s   (Calculation Period 1965-10-01 -> 2019-09-30)

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
1 170 193 197 257 537 2,400 845 126 160 151 210 201
2 177 197 197 258 559 2,390 833 130 154 164 212 200
3 178 197 191 254 604 2,310 756 129 148 172 212 205
4 183 197 191 253 636 2,250 740 125 143 178 211 196
5 183 198 196 255 664 2,250 668 127 138 181 213 192
6 183 198 200 265 683 2,530 627 129 138 182 214 194
7 186 198 203 277 710 2,740 550 134 140 181 215 200
8 189 197 215 273 767 2,590 492 147 140 179 222 197
9 190 195 218 282 826 2,450 454 143 137 183 226 194
10 184 195 221 278 884 2,300 409 142 135 185 223 201
11 179 199 217 278 1,040 2,110 357 140 136 184 220 204
12 181 206 223 284 1,140 1,920 306 142 142 188 221 203
13 181 209 222 294 1,090 1,840 271 141 143 193 223 197
14 185 207 231 304 1,130 1,950 245 143 140 201 218 193
15 188 205 234 302 1,190 1,870 220 148 140 209 219 196
16 197 206 244 321 1,150 1,850 206 153 138 211 221 196
17 200 205 249 334 1,210 1,870 187 151 133 209 219 194
18 207 203 254 330 1,320 1,870 184 149 132 209 220 185
19 208 198 238 329 1,380 2,720 180 146 132 219 221 180
20 207 197 249 322 1,350 2,840 188 154 132 218 217 177
21 202 196 274 317 1,280 2,260 180 152 130 219 217 174
22 205 195 273 305 1,280 1,910 162 155 130 221 221 168
23 205 193 266 296 1,310 1,750 146 159 130 220 222 167
24 205 195 259 304 1,420 1,590 136 167 125 219 221 171
25 208 194 252 341 1,610 1,520 133 166 123 217 218 175
26 207 192 249 367 1,870 1,430 127 163 128 216 215 178
27 202 195 255 377 1,960 1,240 128 158 134 216 211 184
28 198 195 254 436 2,040 1,020 127 151 134 208 207 181
29 197 189 253 490 2,100 845 122 149 134 203 205 184
30 197   253 516 2,180 839 121 149 140 205 200 178
31 194   259   2,380   124 157   204   171