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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 - 12 years of record in, ft3/s   (Calculation Period 2005-10-01 -> 2018-09-30)

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 2,800 402 362 800    
2       1,340 1,640 4,410 2,690 394 375 859    
3       1,440 1,610 4,500 2,570 388 380 888    
4       1,430 1,690 4,620 2,500 378 377 906    
5       1,390 1,750 4,650 2,380 365 381 944    
6       1,400 1,840 4,870 2,220 351 401 1,060    
7       1,430 1,950 5,210 2,040 352 421 1,140    
8       1,430 2,080 5,680 1,860 356 419 1,170    
9       1,360 2,140 6,010 1,740 367 417 1,220    
10       1,310 2,150 5,970 1,600 369 425 1,230    
11       1,310 2,140 5,930 1,500 367 442 1,250    
12       1,350 1,990 5,640 1,440 368 433 1,270    
13       1,470 1,960 5,370 1,410 353 424 1,300    
14       1,720 2,070 5,040 1,380 343 422 1,340    
15       1,730 2,180 4,820 1,380 339 441 1,350    
16       1,650 2,400 4,940 1,330 337 488 1,350    
17       1,760 2,760 5,460 1,260 341 530 1,420    
18       2,170 2,950 5,790 1,140 324 556 1,430    
19       2,550 2,990 5,820 1,020 301 579 1,490    
20       2,390 3,180 5,610 890 294 587 1,600    
21       1,810 3,460 4,640 795 290 599 1,600    
22       1,790 3,560 4,460 726 294 617 1,570    
23       1,850 3,640 4,400 682 300 640 1,540    
24       1,880 3,900 4,400 643 325 659 1,510    
25       1,860 4,450 4,290 594 342 670 1,520    
26       1,850 5,030 4,100 551 337 694 1,550    
27       1,800 5,120 3,980 510 328 703 1,570    
28       1,710 5,170 3,600 497 317 706 1,600    
29       1,660 5,140 3,420 483 316 705 1,570    
30       1,640 5,180 3,360 451 324 739 1,540    
31         5,180   418 349   1,520