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USGS Daily Statistics for Colorado

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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 09026500 ST. LOUIS CREEK NEAR FRASER, CO.


Grand County, Colorado
Hydrologic Unit Code 14010001
Latitude  39°54'36", Longitude 105°52'40" NAD27
Drainage area 32.9  square miles
Gage datum 8,980.17 feet above NGVD29
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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 1933-10-01 -> 2025-09-30)

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 6.7 6.1 5.9 6.6 14 80 107 32 16 12 9.8 7.8
2 6.7 6.1 5.9 6.6 14 82 101 30 15 12 9.9 7.8
3 6.7 6.1 5.9 6.7 15 85 99 29 16 12 9.8 7.7
4 6.7 6.1 5.9 6.8 16 89 95 29 15 12 9.7 7.7
5 6.7 6.1 6 7 17 93 90 29 15 12 9.5 7.6
6 6.7 6.1 5.9 7.2 18 99 86 28 15 12 9.6 7.5
7 6.7 6.1 6 7.2 19 103 82 27 15 12 9.4 7.5
8 6.7 6.1 6 7.2 19 105 80 25 15 12 9.2 7.4
9 6.7 6.1 6 7.2 20 109 77 24 15 12 9.2 7.4
10 6.6 6.1 6 7.2 21 110 74 23 15 11 9.1 7.3
11 6.6 6.1 6.1 7.4 22 112 70 23 15 11 9 7.3
12 6.6 6.1 6.1 7.5 24 116 66 22 15 11 9 7.2
13 6.6 6.1 6.1 7.8 25 121 63 21 15 11 9 7.3
14 6.6 6 6.1 8.2 26 124 60 20 15 11 8.9 7.2
15 6.6 6 6.1 8.7 29 127 56 20 14 11 8.9 7.2
16 6.5 6 6.2 8.7 32 131 53 20 13 11 8.7 7.1
17 6.5 6 6.2 9 35 131 51 20 12 11 8.7 7.1
18 6.5 6 6.2 9.6 37 133 50 20 12 11 8.5 7.1
19 6.5 6 6.3 9.9 39 137 48 20 12 11 8.5 7.1
20 6.5 6 6.2 10 41 143 47 19 12 11 8.3 7
21 6.4 5.9 6.3 11 43 145 46 19 12 10 8.3 6.9
22 6.4 5.9 6.3 12 46 144 44 18 12 10 8.3 6.9
23 6.4 5.9 6.4 11 48 138 42 18 12 10 8.1 6.8
24 6.4 5.9 6.3 11 49 131 41 18 12 10 8.1 6.8
25 6.4 5.9 6.4 11 51 128 39 18 12 10 8 6.9
26 6.3 5.9 6.3 12 53 126 38 18 12 10 8 6.9
27 6.3 5.9 6.4 12 56 123 37 18 12 10 7.9 6.8
28 6.3 5.9 6.6 12 60 120 36 17 12 10 7.9 6.9
29 6.3 6.2 6.5 13 66 117 36 17 12 9.9 7.9 6.8
30 6.2   6.6 13 70 111 35 16 12 9.9 7.8 6.9
31 6.2   6.6   75   34 16   9.8   6.8