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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).


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 06205000 Stillwater River near Absarokee MT


Stillwater County, Montana
Hydrologic Unit Code 10070005
Latitude  45°32'12.27", Longitude 109°25'19.40" NAD83
Drainage area 976  square miles
Gage datum 3,957 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 1934-10-01 -> 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
1 294 274 270 315 640 2,720 3,330 1,260 620 571 464 364
2 288 276 265 312 659 2,770 3,270 1,230 618 560 458 364
3 288 278 266 308 685 2,870 3,260 1,180 609 557 458 366
4 288 270 263 306 725 3,070 3,200 1,130 598 558 460 362
5 293 273 264 310 766 3,260 3,150 1,080 584 555 455 346
6 296 270 282 321 799 3,460 3,110 1,050 582 555 442 341
7 293 266 279 326 879 3,510 3,060 1,000 581 552 438 343
8 291 264 276 329 935 3,540 3,000 967 577 550 438 338
9 295 264 295 341 975 3,550 2,890 943 575 546 435 329
10 297 262 296 352 1,030 3,510 2,850 919 576 545 430 330
11 294 271 286 374 1,120 3,390 2,770 898 587 542 421 336
12 293 278 280 374 1,150 3,290 2,670 876 596 537 415 336
13 297 280 275 373 1,240 3,370 2,580 857 598 533 413 332
14 302 272 278 383 1,250 3,500 2,470 835 594 528 414 335
15 298 267 281 390 1,320 3,530 2,390 810 600 533 415 334
16 296 267 291 388 1,380 3,610 2,290 795 598 535 411 322
17 296 271 294 394 1,480 3,670 2,190 772 595 524 409 320
18 293 273 302 403 1,550 3,590 2,080 751 599 520 406 318
19 293 274 297 419 1,610 3,580 2,000 739 600 511 402 319
20 288 274 295 437 1,730 3,610 1,940 742 600 509 396 318
21 288 274 299 461 1,880 3,640 1,870 731 606 507 388 320
22 282 270 312 483 1,950 3,700 1,790 716 603 501 381 314
23 284 268 317 520 2,000 3,690 1,700 707 594 495 381 311
24 285 268 321 537 2,060 3,660 1,640 699 589 489 386 311
25 279 276 318 555 2,200 3,630 1,590 683 577 485 387 310
26 279 271 310 566 2,280 3,620 1,550 667 574 481 375 304
27 278 275 304 575 2,390 3,570 1,490 656 574 475 370 302
28 275 279 313 584 2,530 3,500 1,420 642 572 467 370 301
29 276 306 329 595 2,710 3,370 1,370 631 567 468 365 306
30 278   329 615 2,720 3,310 1,340 626 566 461 364 302
31 274   315   2,710   1,300 628   469   299