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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).

Updated June 11, 2020 - USGS water-resources monitoring activities will be restored at the following sites:
  • 12323600 Silver Bow Creek at Opportunity, Montana (POR: 31 years)
  • 12323750 Silver Bow Creek at Warm Springs, Montana (POR: 35 years)

Updated May 12, 2020 - USGS water-resources monitoring activities were suspended effective June 1, 2020 at the following site:
  • 06088500 Muddy Creek near Vaughn, Montana (POR: 82 years)
USGS monitoring activities at this site was funded by our partner and USGS Cooperative Matching Funds (06088500). Lack of partner funding for this site resulted in suspension of all USGS monitoring activities. Efforts are ongoing to secure funding for future monitoring. Historical data will continue to be available from USGS.

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 06133500 N F Milk River ab St. Mary canal nr Browning MT


Glacier County, Montana
Hydrologic Unit Code 10050001
Latitude  48°57'48.70", Longitude 113°03'44.48" NAD83
Drainage area 60.8  square miles
Gage datum 4,240 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 1910-10-01 -> 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     16 40 34 28 24 17 16 18 18  
2     22 39 33 27 23 17 17 18 18  
3     24 39 34 32 24 17 17 18 19  
4     19 41 34 31 24 17 17 19 19  
5     19 48 33 29 22 17 20 18 16  
6     19 46 35 29 21 17 20 19 20  
7     19 43 36 39 21 16 20 18 20  
8     17 39 47 38 21 17 20 18 21  
9     19 37 40 35 22 17 18 18 20  
10     23 37 34 32 21 17 18 18 20  
11     24 37 33 31 20 16 18 18 20  
12     21 37 34 32 20 16 18 18 20  
13     21 41 33 32 20 17 17 18 20  
14     29 42 33 28 19 17 17 18 20  
15     39 37 36 26 19 17 17 18 20  
16     26 35 34 28 19 17 18 18 20  
17     21 39 32 41 18 17 18 18 20  
18     21 33 32 33 19 16 18 18 20  
19     32 32 31 30 19 16 18 18 20  
20     39 34 30 34 18 16 18 18 20  
21     24 42 30 30 19 16 18 18 20  
22     24 50 30 28 18 16 19 17 20  
23   24 30 41 31 27 18 16 18 17 20  
24   23 28 34 31 34 17 17 18 17 20  
25   21 24 36 32 27 18 17 18 17 20  
26   15 25 33 34 27 18 16 18 17 20  
27   14 25 31 32 26 18 16 18 17 20  
28   13 27 32 31 24 18 16 18 17 20  
29   16 27 33 34 24 18 16 18 17 20  
30     29 33 31 24 17 17 18 17 20  
31     34   30   17 16   17