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USGS Daily Statistics for the Nation

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 06730525 ST VRAIN CR BLW BOULDER CR AT HWY 119 NR LONGMONT


Weld County, Colorado
Hydrologic Unit Code 10190005
Latitude  40°09'37.68", Longitude 105°00'28.57" NAD83
Drainage area 872  square miles
Gage datum 4,849 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 2012-10-01 -> 2023-09-30)

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
1 113 105 110 118 264 901 305 179 90 176 164 137
2 113 102 110 106 283 875 396 133 98 192 162 134
3 116 99 111 110 400 859 318 121 94 184 157 135
4 116 101 105 115 400 907 268 123 92 184 152 138
5 114 100 105 118 388 998 277 117 105 174 166 132
6 114 101 107 110 391 1,040 335 113 105 164 153 128
7 114 101 113 104 387 1,040 299 118 100 170 153 127
8 114 101 128 98 490 1,040 298 141 117 167 152 127
9 118 102 125 97 807 1,020 335 118 136 176 149 127
10 117 101 117 105 691 991 293 108 135 198 150 123
11 109 102 111 111 726 968 240 107 121 179 157 122
12 113 105 107 114 668 1,070 215 102 117 168 154 122
13 106 109 123 118 611 1,070 193 97 106 167 147 122
14 103 114 129 123 567 1,020 174 103 104 166 147 123
15 101 108 114 126 503 881 186 110 99 167 147 125
16 99 106 115 173 473 755 185 134 94 165 147 124
17 99 104 124 259 445 746 163 144 92 160 158 123
18 101 102 127 226 608 857 140 107 90 159 150 123
19 103 104 152 186 829 910 129 123 376 157 146 122
20 101 103 150 195 808 867 119 120 316 158 145 118
21 103 100 131 201 786 789 122 117 288 173 143 118
22 100 105 136 235 765 763 148 111 268 180 138 119
23 101 109 153 248 797 623 132 103 314 183 139 120
24 100 114 148 259 802 517 142 101 287 171 139 118
25 101 114 147 260 872 439 132 96 234 174 141 116
26 100 114 147 263 885 444 152 92 212 176 139 116
27 100 115 137 289 848 415 153 95 192 171 137 114
28 100 109 140 312 819 378 139 96 202 174 137 117
29 102 118 150 283 788 342 118 94 185 173 139 115
30 105   141 270 793 297 152 99 184 168 140 114
31 106   126   866   230 93   165   115