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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 09038500 WILLIAMS FORK BELOW WILLIAMS FORK RESERVOIR, CO


Grand County, Colorado
Hydrologic Unit Code 14010001
Latitude  40°02'09.34", Longitude 106°12'18.05" NAD83
Drainage area 230  square miles
Gage datum 7,616.53 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 1948-10-01 -> 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 94 83 80 76 88 180 255 165 167 138 120 100
2 94 83 80 76 91 189 245 166 170 139 122 97
3 94 83 80 78 98 206 235 162 172 137 125 96
4 94 82 78 78 97 209 239 161 175 135 125 95
5 93 83 78 77 95 210 235 162 170 134 124 92
6 93 83 78 75 92 221 220 159 168 131 125 92
7 93 83 78 73 96 237 220 162 169 128 124 94
8 93 82 78 71 102 238 216 163 170 127 125 94
9 92 81 79 71 107 235 206 160 169 127 126 94
10 93 81 79 72 113 229 207 162 165 128 127 92
11 93 81 80 74 112 249 204 166 167 127 126 91
12 93 81 81 76 114 253 194 168 166 131 126 92
13 92 81 82 78 114 263 188 164 163 132 126 95
14 92 81 84 79 119 271 182 165 163 127 125 96
15 92 82 86 81 123 276 172 168 165 125 123 96
16 92 82 88 80 122 272 160 168 165 124 121 97
17 92 81 87 81 121 278 158 167 162 120 120 97
18 92 81 87 82 122 290 160 169 159 123 123 98
19 92 81 87 82 120 284 160 169 154 125 120 98
20 92 81 87 82 121 297 158 167 150 124 119 97
21 91 81 86 84 131 300 159 166 146 122 115 96
22 91 81 86 84 139 300 164 168 150 121 114 96
23 90 81 87 84 140 303 161 171 150 120 114 96
24 90 81 87 81 141 303 158 170 149 120 113 96
25 90 81 86 83 144 292 166 173 151 120 116 96
26 89 81 87 85 148 282 159 176 153 125 113 96
27 88 81 88 86 147 274 155 176 151 127 116 96
28 88 81 89 85 150 274 156 175 153 123 115 96
29 88 86 88 86 160 273 155 175 153 122 118 96
30 88   83 85 171 260 155 172 147 123 113 97
31 87   83   177   156 169   122   97