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USGS Surface-Water Daily Statistics for Montana

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Questions or concerns about USGS data and data products in Montana and Wyoming can be directed to the Wyoming-Montana Water Science Center Data Management Section.

UPDATED July 25, 2022: The following stations are part of a short-term project and are scheduled to be discontinued on September 30, 2022 if alternative funding can not be secured.
  • 06192900 Dugout Creek near mouth, near Willsall, MT
  • 12355342 Hallowat Creek above Kletomus Creek, near Olney, MT
  • 12355347 Big Creek below Lookout Creek, near Apgar, MT

Please contact the Wyoming-Montana Science Center for more information.

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 06197800 East Boulder River bl Dry Fork Cr nr Mcleod, MT


Sweet Grass County, Montana
Hydrologic Unit Code 10070002
Latitude  45°30'44.4", Longitude 110°05'15.8" NAD83
Drainage area 38.9  square miles
Gage datum 6,152 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 2019-10-01 -> 2022-09-30)

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 7.2 5.5 4.2 4.3 29 518 75 21 14 11 13 9.9
2 7.1 5.1 4.3 4.2 34 506 67 23 13 11 13 9.5
3 7.1 4.9 4.2 4.3 31 525 62 26 13 11 14 9.5
4 7 4.9 4.1 4.8 32 571 64 22 13 11 14 9.5
5 6.9 5 4.1 4.8 29 610 64 21 13 15 13 9.2
6 6.8 5 4.1 4.9 28 529 61 23 12 15 13 9
7 6.9 5 4.1 5 33 450 54 21 12 15 13 9.2
8 6.9 5.2 4.1 5 41 342 51 19 13 15 12 9.3
9 7 5.1 3.9 5 38 306 47 19 14 14 12 9.1
10 7 5 3.9 5.3 32 291 44 18 15 14 13 8.7
11 7.1 4.9 3.8 5.3 29 259 41 17 15 15 12 8.6
12 7 4.8 3.8 5.5 27 251 39 17 15 14 12 8.8
13 7 4.8 3.7 5.2 27 273 38 17 14 15 12 8.7
14 6.8 4.8 4.2 5.4 31 255 36 17 14 16 12 8.7
15 6.7 4.7 4.2 5 32 219 34 16 13 15 12 8.6
16 6.7 4.5 4.2 4.8 37 203 33 15 12 15 12 8.3
17 6.7 4.5 4.3 5 59 179 32 15 12 16 11 8.3
18 6.6 4.6 4.2 4.8 109 149 30 17 12 16 11 8.1
19 6.2 4.6 4.2 4.7 172 131 29 18 12 15 11 8.1
20 6.2 4.6 4.2 4.8 209 121 29 23 13 16 11 8.2
21 6.2 4.6 4.2 5.5 172 117 28 20 12 15 11 8.2
22 6.1 4.6 4.1 5.6 126 110 28 18 12 14 11 8.1
23 6.2 4.5 4.1 6.2 114 103 27 17 12 14 11 7.9
24 6.2 4.4 4.2 6.2 94 98 26 16 12 14 11 7.9
25 6.2 4.4 4.1 6.3 93 96 25 15 11 14 10 7.9
26 6.1 4.5 4.2 7 117 87 25 15 13 16 10 7.6
27 6 4.3 4 8.1 157 81 23 15 13 14 10 7.1
28 5.9 4.3 4.1 8.2 229 90 23 16 12 14 10 7.1
29 5.9 5.1 4.1 10 274 112 24 15 12 14 10 7.1
30 5.9   4 20 391 85 24 14 12 14 10 7.2
31 5.8   4.3   537   22 14   13   7.2