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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 May 12, 2020 - USGS water-resources monitoring will be discontinued May 31, 2020 at the following site:
  • 06088500 Muddy Creek near Vaughn, Montana (POR: 82 years)
USGS monitoring activities at this site were funded by partner entities and USGS Cooperative Matching Funds. Lack of partner funding for this site will result in discontinuation of all USGS monitoring activities. Historical data will continue to be available.

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 06025250 Big Hole River at Maiden Rock nr Divide MT


Beaverhead County, Montana
Hydrologic Unit Code 10020004
Latitude  45°42'04.57", Longitude 112°44'09.49" NAD83
Drainage area 2,199  square miles
Gage datum 5,300 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 1997-10-01 -> 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     333 941 1,980 4,340 2,100 551 312 393 576  
2     339 975 1,910 4,370 1,960 539 312 402    
3     340 946 1,910 4,400 1,880 517 303 394    
4     344 928 1,970 4,420 1,800 498 300 393    
5     344 965 2,070 4,500 1,710 486 306 398    
6     351 978 2,210 4,460 1,590 479 317 402    
7     352 985 2,420 4,420 1,490 478 319 405    
8     358 1,010 2,580 4,370 1,410 488 315 406    
9     365 1,120 2,680 4,190 1,360 478 316 404    
10     387 1,310 2,710 4,020 1,300 458 339 399    
11     415 1,410 2,710 3,780 1,260 446 339 403    
12     427 1,460 2,660 3,560 1,210 436 326 410    
13     453 1,470 2,720 3,460 1,180 421 316 421    
14     493 1,460 2,770 3,440 1,160 412 310 437    
15     553 1,420 2,850 3,460 1,130 407 309 436    
16     640 1,350 3,000 3,480 1,090 401 314 437    
17     677 1,340 3,220 3,610 1,060 387 320 446    
18     678 1,430 3,430 3,690 985 367 322 446    
19     685 1,610 3,560 3,630 912 350 324 447    
20   476 760 1,750 3,680 3,440 847 337 328 448    
21   439 782 1,860 3,700 3,280 805 336 330 449    
22   445 747 1,990 3,780 3,170 764 337 331 453    
23   419 742 2,110 3,930 3,150 738 342 331 458    
24   398 706 2,130 4,070 3,050 706 350 333 459    
25   410 678 2,110 4,280 2,890 671 340 335 464    
26   405 677 2,080 4,320 2,770 635 330 340 460    
27   402 684 2,080 4,370 2,610 620 321 341 460    
28   374 715 2,070 4,360 2,470 620 316 339 450    
29   431 721 2,110 4,390 2,340 604 312 341 437    
30     757 2,050 4,340 2,230 581 310 363 448    
31     851   4,320   563 308   483