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USGS Daily Statistics for the Nation

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 06027600 Jefferson River at Parsons Bdg nr Silver Star, MT


Madison County, Montana
Hydrologic Unit Code 10020005
Latitude  45°44'51.01", Longitude 112°11'14.02" NAD83
Drainage area 7,759  square miles
Gage datum 4,420 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 2 - 13 years of record in, ft3/s   (Calculation Period 2005-10-01 -> 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       1,240 1,690 4,450 2,950 401 402 887    
2       1,340 1,640 4,410 2,820 393 411 951    
3       1,440 1,610 4,500 2,670 387 414 888    
4       1,430 1,690 4,620 2,590 376 409 906    
5       1,390 1,750 4,650 2,460 362 410 944    
6       1,400 1,840 4,870 2,280 350 424 1,060    
7       1,430 1,950 5,210 2,090 348 440 1,140    
8       1,430 2,080 5,680 1,910 351 436 1,170    
9       1,360 2,140 6,010 1,780 359 430 1,220    
10       1,310 2,150 5,970 1,640 360 436 1,230    
11       1,310 2,140 5,930 1,540 358 449 1,250    
12       1,350 1,990 5,640 1,470 360 441 1,270    
13       1,470 1,960 5,370 1,420 347 432 1,300    
14       1,720 2,070 5,040 1,390 338 430 1,340    
15       1,730 2,180 4,820 1,380 335 450 1,350    
16       1,650 2,400 4,940 1,320 334 497 1,350    
17       1,760 2,760 5,460 1,250 338 535 1,420    
18       2,170 2,950 5,790 1,150 323 558 1,430    
19       2,550 2,990 5,820 1,030 301 581 1,490    
20       2,390 3,180 5,610 898 297 595 1,600    
21       1,810 3,460 4,640 798 300 609 1,600    
22       1,790 3,560 4,460 726 315 629 1,570    
23       1,850 3,640 4,400 682 328 652 1,540    
24       1,880 3,900 4,400 640 354 672 1,510    
25       1,860 4,450 4,290 591 370 688 1,520    
26       1,850 5,030 4,100 549 364 716 1,550    
27       1,800 5,120 3,980 511 361 730 1,570    
28       1,710 5,170 3,820 496 359 734 1,600    
29       1,660 5,140 3,640 480 365 736 1,570    
30       1,640 5,180 3,560 448 372 773 1,540    
31         5,180   417 393   1,520