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USGS 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 06025500 Big Hole River near Melrose MT


Madison County, Montana
Hydrologic Unit Code 10020004
Latitude  45°31'35.69", Longitude 112°42'06.21" NAD83
Drainage area 2,472  square miles
Gage datum 5,032.87 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 1923-10-01 -> 2021-09-30)

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
1 356 350 370 779 2,120 4,510 2,310 651 336 433 526 431
2 358 356 368 813 2,130 4,520 2,190 627 332 436 523 439
3 359 351 369 813 2,150 4,520 2,070 611 329 442 527 438
4 358 349 373 847 2,220 4,600 1,980 591 325 447 535 432
5 356 352 372 894 2,280 4,610 1,900 569 323 451 531 413
6 351 356 379 943 2,340 4,670 1,780 549 324 455 531 404
7 352 361 384 1,010 2,420 4,720 1,690 528 325 457 529 398
8 359 368 391 1,070 2,540 4,740 1,620 507 328 461 532 388
9 359 370 396 1,150 2,650 4,700 1,570 486 338 462 532 388
10 357 369 403 1,220 2,710 4,600 1,510 470 340 466 524 393
11 355 370 413 1,300 2,770 4,470 1,460 458 339 470 516 399
12 355 368 425 1,360 2,800 4,300 1,420 449 342 475 506 399
13 355 361 435 1,400 2,860 4,220 1,360 436 344 480 504 393
14 357 360 446 1,460 2,950 4,120 1,290 428 344 488 503 390
15 356 362 456 1,520 3,050 4,010 1,220 421 344 496 502 390
16 353 362 485 1,560 3,180 3,930 1,150 413 346 501 492 385
17 351 363 508 1,600 3,320 3,930 1,090 401 351 502 496 381
18 349 364 515 1,700 3,460 3,890 1,050 390 359 505 497 371
19 349 362 521 1,730 3,540 3,820 1,000 381 368 503 485 367
20 347 364 534 1,780 3,700 3,640 972 372 382 505 471 370
21 344 365 547 1,840 3,840 3,530 934 367 389 512 464 373
22 345 366 553 1,870 3,940 3,410 901 369 393 520 445 373
23 347 366 566 1,940 3,980 3,280 862 370 395 526 437 381
24 347 364 569 2,000 4,020 3,130 819 378 397 528 444 377
25 347 366 573 2,040 4,090 2,980 780 374 397 527 461 374
26 348 372 584 2,050 4,170 2,840 752 367 400 532 458 370
27 347 372 600 2,020 4,280 2,730 730 360 402 534 443 376
28 344 370 652 2,000 4,320 2,630 707 351 407 529 438 372
29 343 369 694 2,030 4,400 2,520 686 344 417 524 436 362
30 344   709 2,060 4,470 2,440 671 339 422 520 427 361
31 348   732   4,500   667 337   523   359