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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 09119000 TOMICHI CREEK AT GUNNISON, CO


Gunnison County, Colorado
Hydrologic Unit Code 14020003
Latitude  38°31'16.0", Longitude 106°56'27.45" NAD83
Drainage area 1,061  square miles
Contributing drainage area 1,061  square miles
Gage datum 7,633.58 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 1937-10-01 -> 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 68 65 77 164 255 513 246 190 117 81 106 84
2 68 66 77 170 257 512 233 188 113 80 105 84
3 68 66 78 174 256 513 221 190 109 81 103 83
4 68 66 78 177 260 518 208 188 106 83 105 83
5 67 67 78 186 268 525 198 188 101 84 107 81
6 67 66 81 193 276 530 189 185 99 83 105 80
7 67 66 84 197 283 537 185 184 97 84 104 81
8 68 67 86 200 290 544 183 179 96 85 104 81
9 68 67 89 207 298 552 188 174 95 86 106 80
10 68 67 92 215 305 546 181 172 96 86 104 78
11 68 67 94 215 314 536 173 169 97 88 102 78
12 68 67 95 214 325 522 165 167 96 89 103 77
13 67 68 98 220 336 507 161 165 97 90 102 76
14 67 69 100 221 346 493 156 162 97 91 102 76
15 67 69 103 227 358 481 153 158 94 93 100 75
16 67 68 105 239 369 467 150 154 93 92 98 75
17 67 68 107 246 380 454 149 149 91 94 97 75
18 67 69 110 253 392 442 152 148 88 96 97 74
19 67 69 114 254 402 427 157 146 87 96 94 74
20 68 70 119 259 411 408 162 145 87 97 92 74
21 67 70 123 259 421 391 167 142 87 98 92 73
22 66 70 132 261 439 376 168 142 89 98 92 72
23 66 72 141 264 466 360 172 141 89 99 93 72
24 66 72 152 266 472 341 174 140 86 100 92 71
25 67 73 154 264 471 326 179 138 84 101 92 70
26 67 74 153 264 478 309 182 136 82 102 89 70
27 66 74 158 262 481 292 184 133 81 103 87 70
28 66 75 159 260 485 273 187 132 81 103 86 70
29 65 81 161 255 492 260 189 127 81 104 86 70
30 66   159 251 504 254 184 123 80 105 85 69
31 65   158   507   183 121   105   68