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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).


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 12330000 Boulder Creek at Maxville MT


Granite County, Montana
Hydrologic Unit Code 17010202
Latitude  46°28'17.95", Longitude 113°14'08.77" NAD83
Drainage area 70.5  square miles
Gage datum 4,750 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 1939-10-01 -> 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 19 18 18 21 47 194 109 28 17 21 25 22
2 19 18 18 21 48 194 104 27 17 22 25 23
3 18 18 18 21 52 203 101 26 16 22 24 23
4 19 18 18 21 56 209 97 26 16 22 24 22
5 19 19 18 22 60 211 92 25 16 22 24 22
6 19 19 18 22 64 210 86 25 16 22 24 22
7 19 19 18 23 71 210 82 24 16 22 25 21
8 20 20 18 23 75 207 78 24 16 22 25 21
9 19 19 18 23 78 199 73 23 17 22 25 21
10 19 19 19 23 82 198 72 22 17 22 24 21
11 19 20 18 23 84 194 69 21 17 22 24 21
12 19 19 18 24 87 187 65 21 17 23 24 21
13 19 18 19 25 91 203 63 21 17 23 24 21
14 19 18 18 25 95 192 60 21 17 23 24 20
15 20 18 19 26 100 184 56 20 18 24 24 20
16 19 18 19 26 109 185 52 21 18 23 24 20
17 19 18 19 27 116 188 50 20 18 23 24 20
18 19 18 19 28 122 182 48 19 19 23 24 20
19 19 18 19 29 130 182 46 19 19 24 23 20
20 19 18 19 30 139 172 44 19 19 24 23 21
21 18 18 19 32 148 171 42 19 20 24 23 21
22 18 18 19 35 160 163 40 19 20 24 23 21
23 18 18 19 37 157 153 38 20 19 25 23 21
24 18 18 19 38 166 147 37 19 19 25 24 20
25 18 18 19 39 172 142 35 19 20 25 23 20
26 18 18 19 39 177 134 33 18 20 25 23 20
27 18 18 20 40 181 128 32 18 20 25 23 20
28 18 18 20 41 187 123 31 17 21 25 23 20
29 18 18 20 43 192 122 30 17 21 25 23 20
30 18   20 45 195 116 29 17 21 24 22 20
31 18   20   195   29 17   25   19