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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 September 18, 2020 - USGS water-resources monitoring activities were restored effective August 17, 2020 at the following site:
  • 06088500 Muddy Creek near Vaughn, Montana (POR: 82 years)

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)


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 06178000 Poplar River at international boundary


Daniels County, Montana
Hydrologic Unit Code 10060003
Latitude  48°59'25.03", Longitude 105°41'48.87" NAD83
Drainage area 358  square miles
Gage datum 2,460 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 1930-10-01 -> 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 0. 0.3 21 110 28 25 17 2.1 1.7 2.3 4.7 0.
2 0. 0.3 19 89 26 18 11 5 1.5 2.3 4.5 0.
3 0. 0.3 17 83 24 20 9.8 2.5 1.4 2.4 5 0.
4 0. 0.3 19 72 25 22 13 1.6 1.4 2.5 4.9 0.
5 0. 0.3 21 77 23 20 21 1.8 1.3 2.7 4.6 0.
6 0. 0.3 20 139 22 18 11 1.5 1.2 2.7 4.6 0.
7 0. 0.27 19 135 26 20 14 1.3 1.3 2.7 4.6 0.
8 0. 0.27 19 118 24 22 11 2.9 3.5 2.8 4.5 0.
9 0. 0.23 20 108 22 19 9 1.7 1.8 2.7 4.8 0.
10 0. 0.2 25 96 21 16 7.3 1.3 1.5 2.7 5 0.
11 0. 0.17 37 92 20 17 12 1.2 1.6 2.7 5.1 0.
12 0. 0.13 52 108 20 19 8 1.1 2 2.7 5 0.
13 0. 0.13 60 114 19 21 7.1 1.5 2.1 2.8 5.1 0.
14 0. 0.2 68 113 18 17 6.1 1.1 1.9 3 5.2 0.
15 0. 0.27 74 99 17 18 5 1.4 1.7 3.1 5.4 0.
16 0. 6.7 74 74 16 16 4.1 2.3 1.9 3.3 5.4 0.
17 0. 33 85 67 15 21 3.7 1.3 1.9 3.3 5.3 0.
18 0. 83 81 61 15 24 3.4 1.2 1.8 3.4 5.1 0.
19 0. 117 97 57 15 18 3.7 1.1 2.2 3.4 4.7 0.
20 0. 100 93 43 16 17 5.9 1 2.5 3.4 4.1 0.
21 0. 50 119 49 19 56 3.7 2.1 1.9 3.5 4.2 0.
22 0. 38 125 76 22 24 21 1.7 1.8 3.5 4.3 0.
23 0. 28 117 81 18 18 5.4 1.3 1.7 3.6 4.5 0.
24 0. 17 104 60 21 14 3 1.2 1.7 3.6 4.7 0.
25 0. 12 107 45 19 13 2.2 1.4 1.8 3.7 4.5 0.
26 0. 8.4 105 37 17 11 5.3 1.6 2 3.7 5.4 0.
27 0. 9 115 36 17 12 11 1.4 1.9 3.8 4.5 0.
28 0. 8.2 112 35 17 17 5.3 1.4 1.9 3.8 4.5 0.
29 0. 70 128 32 26 14 5.2 1.6 2 3.9 4.5 0.
30 0.   136 30 21 13 3.8 1.3 2.1 3.9 4.4 0.
31 0.   128   24   2.6 1.7   4   0.