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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 09147500 UNCOMPAHGRE RIVER AT COLONA, CO


Ouray County, Colorado
Hydrologic Unit Code 14020006
Latitude  38°19'53.15", Longitude 107°46'45.21" NAD83
Drainage area 448  square miles
Gage datum 6,320 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 1985-10-01 -> 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 71 70 77 175 364 584 597 364 239 144 102 80
2 71 71 78 186 367 596 574 367 235 145 100 80
3 71 71 79 191 372 616 563 365 232 158 96 80
4 71 71 82 194 384 646 547 362 224 150 91 78
5 70 71 83 200 398 684 538 358 217 140 90 77
6 69 71 84 200 411 706 521 355 210 139 89 77
7 69 71 84 207 417 715 503 352 203 144 90 78
8 69 72 85 225 431 709 486 351 196 140 90 78
9 69 72 86 238 436 703 486 348 198 140 89 77
10 69 72 89 243 430 680 487 344 205 144 88 76
11 68 72 90 248 434 678 485 342 191 141 88 75
12 69 72 91 249 438 675 476 341 182 141 88 76
13 68 73 91 250 457 660 461 344 181 140 86 76
14 66 74 95 257 474 661 444 333 173 139 85 76
15 67 75 98 270 483 665 426 322 170 135 84 75
16 69 74 100 282 505 665 422 315 169 135 84 75
17 69 74 103 294 534 664 408 310 165 135 85 75
18 72 75 106 301 542 646 406 303 161 135 84 75
19 73 75 108 303 557 643 403 297 158 136 84 75
20 70 76 111 302 561 652 393 293 160 133 83 75
21 70 74 122 308 553 648 384 289 155 130 84 75
22 69 74 131 317 549 633 379 287 155 129 84 74
23 70 74 135 318 557 631 374 282 157 128 83 74
24 70 74 141 324 557 640 368 276 154 123 81 73
25 71 74 146 330 541 628 363 273 150 118 80 74
26 74 76 150 331 532 630 361 269 149 119 80 73
27 73 77 157 338 536 623 359 267 148 119 81 73
28 71 77 167 355 553 612 360 261 148 119 80 73
29 71 89 166 360 584 610 363 253 146 115 81 73
30 72   164 362 579 613 362 243 144 107 80 72
31 71   165   568   357 239   105   72