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USGS Surface-Water 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.


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 12350250 Bitterroot River at Bell Crossing nr Victor MT


Ravalli County, Montana
Hydrologic Unit Code 17010205
Latitude  46°26'35.52", Longitude 114°07'25.56" NAD83
Drainage area 1,944  square miles
Gage datum 3,330 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 1986-10-01 -> 2024-09-30)

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
1 469 504 575 1,140 2,850 6,990 3,100 436 387 466 1,080 777
2 350 489 650 1,180 2,760 6,890 2,860 421 386 451 941 904
3 300 469 666 1,220 2,770 7,130 2,720 409 376 445 869 1,140
4 330 469 671 1,260 2,900 7,350 2,640 399 369 466 821 1,020
5 450 470 656 1,340 3,160 7,490 2,420 395 367 455 827 1,160
6 530 477 700 1,390 3,590 7,380 2,200 393 368 440 846 1,420
7 565 468 721 1,420 4,050 7,240 2,030 391 370 436 820 1,200
8 573 461 678 1,520 4,260 6,960 1,860 392 374 443 820 1,070
9 574 459 675 1,600 4,280 6,540 1,710 383 375 450 1,020 866
10 596 457 757 1,620 4,220 6,360 1,620 375 378 440 990 839
11 521 430 789 1,610 4,230 6,130 1,510 370 380 438 901 913
12 450 428 762 1,660 4,180 5,790 1,380 368 378 463 1,190 888
13 400 452 741 1,680 4,520 5,750 1,300 369 385 475 1,110 838
14 450 453 750 1,670 4,650 5,720 1,220 367 388 497 1,130 722
15 485 443 853 1,740 4,790 5,370 1,110 367 392 499 1,390 729
16 490 439 1,100 1,680 5,140 5,390 1,010 369 392 504 1,380 730
17 460 447 1,140 1,650 5,680 5,390 933 385 395 599 1,300 724
18 504 447 1,090 1,660 5,870 5,220 881 391 398 644 1,210 695
19 499 431 1,120 1,740 5,880 4,980 827 384 404 670 1,200 572
20 467 440 1,120 1,910 5,810 4,660 769 380 408 669 1,110 539
21 459 428 1,080 2,170 5,700 4,430 698 388 409 619 1,130 648
22 460 420 1,080 2,480 5,710 4,350 645 400 409 595 1,120 682
23 453 431 1,070 2,690 5,700 4,260 614 407 417 605 1,050 662
24 494 423 1,070 2,750 5,760 4,090 586 411 421 591 1,040 631
25 515 409 1,080 2,770 5,830 3,840 554 410 417 572 1,240 611
26 560 413 1,100 2,710 5,930 3,690 528 417 413 572 1,400 566
27 538 406 1,100 2,700 6,290 3,640 505 411 413 631 1,210 588
28 492 550 1,130 2,650 6,250 3,500 488 403 419 624 1,140 580
29 486   1,180 2,620 6,330 3,420 467 394 421 632 1,370 513
30 476   1,230 2,680 6,570 3,360 450 384 442 688 2,930 485
31 482   1,270   6,630   443 384   669   495