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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 water year of record in, ft3/s   (Calculation Period 1926-10-01 -> 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 52 53 51 54 178 199 114 29 10 31 45 50
2 51 53 51 53 175 184 102 22 12 33 44 51
3 52 52 49 57 172 181 93 35 47 32 45 51
4 51 50 50 58 172 184 81 36 36 33 43 50
5 50 50 52 59 161 203 70 42 29 34 46 49
6 51 50 56 57 158 185 59 41 22 37 44 49
7 51 49 53 55 154 206 54 33 18 38 44 48
8 52 49 54 54 161 207 61 26 17 37 45 48
9 53 50 54 55 182 237 69 24 18 39 45 50
10 52 49 52 58 179 230 71 26 21 45 45 51
11 50 49 52 61 183 218 67 25 22 43 46 52
12 51 49 51 64 178 251 63 23 83 39 46 51
13 52 50 51 67 167 261 59 20 160 39 45 50
14 52 51 52 72 157 242 54 18 99 42 45 51
15 52 50 51 70 151 230 47 19 84 46 48 50
16 50 50 51 73 153 222 37 21 68 44 47 50
17 51 50 51 86 181 220 40 24 53 45 48 51
18 51 50 52 91 199 251 34 19 49 45 49 51
19 51 51 53 93 228 250 31 20 44 42 49 51
20 51 51 52 101 208 241 32 18 37 38 49 50
21 51 52 51 101 188 223 32 16 33 41 49 50
22 51 52 51 112 189 236 29 13 31 44 49 50
23 51 53 53 129 200 228 31 12 35 44 49 50
24 51 54 57 158 212 196 36 14 34 43 49 50
25 50 54 58 164 202 174 25 13 30 42 49 49
26 51 54 56 154 195 177 25 11 27 43 50 49
27 50 53 54 147 187 174 22 10 26 42 49 49
28 51 52 55 142 190 157 23 9.8 30 42 50 50
29 51 53 57 143 200 143 29 9.5 28 41 49 51
30 52   56 159 214 130 31 11 29 40 50 51
31 53   57   212   38 12   42   51