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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 06730500 BOULDER CREEK AT MOUTH NEAR LONGMONT, CO


Weld County, Colorado
Hydrologic Unit Code 10190005
Latitude  40°08'19.6", Longitude 105°01'12.8" NAD83
Drainage area 447  square miles
Gage datum 4,860 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 65 - 67 years of record in, ft3/s   (Calculation Period 1926-10-01 -> 2018-09-30)

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 52 53 51 54 178 198 115 29 10 31 45 50
2 51 54 51 53 175 183 103 22 12 33 44 51
3 52 53 49 57 172 180 94 36 47 33 44 51
4 51 50 50 58 172 185 82 36 37 33 43 50
5 50 50 52 59 161 204 71 43 28 34 46 49
6 51 50 56 57 158 186 59 41 21 37 44 49
7 51 49 53 55 154 208 54 33 18 38 44 48
8 52 49 54 54 162 208 62 27 17 37 45 48
9 53 50 54 55 183 238 70 24 17 38 45 50
10 52 49 52 58 179 232 72 27 21 44 45 51
11 50 49 52 61 183 219 67 25 22 42 46 52
12 51 49 51 64 175 253 64 23 84 39 45 50
13 52 50 51 67 163 264 60 20 163 39 45 50
14 52 51 52 72 150 245 54 18 101 41 45 51
15 52 50 51 70 147 233 47 19 85 46 48 50
16 51 50 51 73 152 225 37 21 69 44 47 50
17 51 50 51 86 182 223 40 25 53 44 48 51
18 51 50 52 91 200 249 34 19 49 45 48 50
19 51 51 53 93 223 245 31 19 44 42 49 51
20 51 51 52 101 204 238 32 17 37 38 49 50
21 52 52 51 101 185 223 32 16 33 41 49 50
22 51 52 51 112 188 236 29 13 32 44 49 50
23 51 53 53 129 198 229 31 12 35 44 48 50
24 51 54 57 158 211 197 35 14 34 43 49 50
25 51 54 58 164 201 175 25 13 31 42 49 49
26 51 54 56 154 194 179 24 11 28 43 50 49
27 51 53 54 147 185 176 22 10 26 42 48 49
28 51 52 55 142 189 159 23 9.9 31 42 50 50
29 51 53 57 143 199 145 30 9.6 28 41 49 51
30 52   56 159 214 132 31 11 29 40 50 51
31 53   57   211   38 12   42   51