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USGS Daily Statistics for Montana

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


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 12354000 St. Regis River near St. Regis, MT


Mineral County, Montana
Hydrologic Unit Code 17010204
Latitude  47°17'48.16", Longitude 115°07'21.45" NAD83
Drainage area 304  square miles
Gage datum 2,645 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 1909-10-01 -> 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
1 166 298 295 818 1,490 1,960 662 191 124 118 150 202
2 158 268 284 849 1,510 1,980 625 192 126 114 152 202
3 155 261 280 862 1,600 1,950 599 185 122 116 159 212
4 154 264 277 873 1,670 1,900 572 180 122 122 167 217
5 160 280 283 887 1,800 1,830 545 175 123 116 163 219
6 171 275 305 941 1,860 1,780 519 172 122 114 167 204
7 180 273 315 1,030 1,920 1,720 496 172 119 114 218 195
8 192 288 314 1,040 1,910 1,650 470 166 117 117 212 189
9 201 294 325 1,070 1,980 1,640 445 161 115 125 197 196
10 181 321 358 1,110 1,990 1,540 424 157 114 121 211 188
11 175 319 360 1,110 1,990 1,410 412 154 114 126 214 199
12 172 302 388 1,120 1,980 1,380 401 151 113 142 233 199
13 175 293 430 1,150 1,980 1,350 388 151 113 138 220 197
14 204 288 443 1,200 1,970 1,350 373 150 114 135 193 200
15 269 283 505 1,250 2,020 1,340 356 147 116 133 184 198
16 467 296 597 1,210 2,130 1,360 339 146 116 134 191 194
17 472 302 593 1,180 2,230 1,340 324 143 112 130 191 192
18 374 292 595 1,170 2,240 1,270 312 140 116 126 196 190
19 332 287 631 1,180 2,190 1,200 298 139 117 126 205 188
20 306 289 591 1,250 2,190 1,130 288 139 117 129 213 185
21 283 294 557 1,330 2,160 1,070 274 139 118 131 232 193
22 268 335 547 1,360 2,150 1,020 263 136 121 138 242 205
23 253 327 579 1,410 2,110 969 252 135 119 142 253 256
24 248 312 564 1,490 2,100 928 242 134 118 141 273 248
25 250 297 567 1,550 2,070 887 235 131 118 139 279 214
26 240 287 579 1,550 2,090 842 227 135 119 137 258 204
27 241 285 579 1,540 2,140 797 221 134 115 140 244 193
28 239 306 610 1,490 2,160 771 214 133 115 146 231 186
29 239 421 634 1,460 2,110 752 206 127 116 144 235 184
30 248   682 1,470 2,060 703 200 124 117 140 215 173
31 284   757   1,980   194 122   141   169