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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).

Updated September 18, 2020 - USGS water-resources monitoring activities were restored effective August 17, 2020 at the following site:
  • 06088500 Muddy Creek near Vaughn, Montana (POR: 82 years)

Updated June 11, 2020 - USGS water-resources monitoring activities will be restored at the following sites:
  • 12323600 Silver Bow Creek at Opportunity, Montana (POR: 31 years)
  • 12323750 Silver Bow Creek at Warm Springs, Montana (POR: 35 years)


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 06209500 Rock Creek near Red Lodge MT


Carbon County, Montana
Hydrologic Unit Code 10070006
Latitude  45°05'10.13", Longitude 109°19'45.08" NAD83
Drainage area 105  square miles
Gage datum 6,400 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 1931-10-01 -> 2020-09-30)

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 36 32 29 30 64 438 589 345 189 103 64 46
2 36 32 28 30 67 453 584 337 185 100 63 45
3 36 32 28 30 72 483 575 326 181 100 63 45
4 35 32 28 30 77 517 571 320 176 97 62 45
5 35 31 28 31 83 554 564 312 173 95 61 44
6 35 31 28 32 88 573 567 302 170 94 60 43
7 35 31 29 33 95 585 555 294 167 92 60 42
8 35 31 29 33 101 576 542 287 164 90 60 42
9 35 30 29 33 109 575 536 281 161 89 59 42
10 35 30 29 34 116 562 531 275 157 88 58 42
11 34 30 28 34 119 533 529 268 155 85 56 42
12 34 30 28 34 128 543 517 263 152 85 56 41
13 34 30 28 35 142 565 507 261 149 83 55 41
14 34 30 28 35 152 574 501 256 145 82 54 41
15 34 30 28 35 156 591 495 249 144 81 54 41
16 33 30 29 36 160 617 492 242 139 80 53 41
17 33 30 29 36 173 598 488 240 135 79 53 41
18 33 30 29 37 192 588 475 236 134 78 53 40
19 33 30 29 38 215 588 469 233 133 77 52 39
20 33 29 28 40 252 611 461 230 130 76 51 40
21 33 29 29 41 280 622 449 226 129 75 50 40
22 32 29 29 44 284 634 433 226 124 73 50 39
23 32 29 29 45 291 630 426 226 121 72 50 39
24 32 29 29 47 309 627 420 222 118 71 50 38
25 32 28 29 49 328 620 414 214 116 70 49 38
26 32 29 29 50 349 613 405 208 113 69 48 38
27 32 29 29 51 379 605 392 203 111 68 47 37
28 32 29 31 52 425 584 383 198 110 67 46 37
29 31 29 31 55 435 578 371 198 107 66 46 37
30 32   30 59 432 584 361 197 106 65 46 37
31 32   30   436   355 193   65   37