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


Page Loading - Please Wait...

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).


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 12359800 S F Flathead R ab Twin C nr Hungry Horse MT


Flathead County, Montana
Hydrologic Unit Code 17010209
Latitude  47°58'44.75", Longitude 113°33'38.46" NAD83
Drainage area 1,159  square miles
Gage datum 3,575 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 water year of record in, ft3/s   (Calculation Period 1964-10-01 -> 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
1 479 832 474 1,310 4,670 9,800 5,130 1,080 549 555 632 468
2 446 771 467 1,330 4,790 9,840 4,800 1,040 543 546 638 507
3 436 674 467 1,330 4,970 10,200 4,600 1,010 531 539 646 567
4 427 601 463 1,340 5,280 10,200 4,470 972 517 527 656 604
5 423 551 472 1,390 5,560 10,200 4,330 932 511 513 673 587
6 424 514 502 1,490 5,840 10,500 4,120 900 514 501 657 547
7 425 487 504 1,580 6,100 10,400 3,890 873 518 494 640 514
8 422 471 504 1,660 6,210 10,100 3,670 848 514 490 899 488
9 424 452 506 1,800 6,370 9,740 3,450 818 524 493 796 478
10 415 451 511 1,950 6,520 9,240 3,220 791 521 502 621 494
11 397 451 509 2,040 6,630 8,670 3,050 766 511 510 603 511
12 394 453 504 2,130 6,650 8,200 2,890 742 523 524 670 488
13 402 465 507 2,240 6,940 8,230 2,770 727 538 530 740 443
14 423 479 517 2,340 7,440 8,260 2,680 712 521 533 723 430
15 459 484 518 2,370 7,700 8,140 2,510 703 527 548 702 441
16 546 491 526 2,290 8,160 8,250 2,340 702 541 554 695 433
17 652 501 573 2,300 8,590 8,230 2,210 692 545 572 688 457
18 618 494 613 2,380 8,910 8,040 2,090 674 580 564 658 461
19 575 485 625 2,440 9,070 7,760 1,990 653 613 553 632 461
20 542 486 607 2,570 9,150 7,570 1,900 639 595 547 608 454
21 519 492 601 2,860 9,240 7,320 1,780 633 589 558 605 457
22 508 521 596 3,190 9,700 7,360 1,670 620 590 570 591 483
23 494 509 629 3,590 9,910 7,240 1,590 610 582 571 568 514
24 478 502 662 3,910 9,900 6,950 1,510 612 572 569 584 531
25 475 492 664 4,130 9,810 6,630 1,440 605 566 575 647 529
26 467 485 660 4,090 9,990 6,310 1,380 591 562 594 646 563
27 458 476 827 4,080 10,000 5,970 1,320 576 554 597 597 693
28 449 474 873 4,140 10,100 5,640 1,270 566 544 620 568 680
29 449 538 905 4,370 10,200 5,500 1,210 563 528 657 564 598
30 484   979 4,550 10,200 5,460 1,170 555 523 649 615 545
31 727   1,070   9,930   1,120 552   610   513