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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 09358000 ANIMAS RIVER AT SILVERTON, CO.


San Juan County, Colorado
Hydrologic Unit Code 14080104
Latitude  37°48'40", Longitude 107°39'31" NAD27
Drainage area 70.6  square miles
Gage datum 9,290.00 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 1991-10-01 -> 2024-09-30)

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 25 23 22 41 148 507 357 138 71 69 43 29
2 25 23 23 42 153 543 338 133 69 69 42 29
3 25 23 23 41 156 552 319 131 69 69 41 29
4 25 23 23 41 166 548 297 125 68 71 40 29
5 25 23 23 42 180 547 274 128 65 74 39 28
6 26 23 23 44 192 558 271 127 64 77 39 28
7 25 23 23 45 204 536 271 121 62 80 39 28
8 25 22 23 50 212 516 275 115 62 74 38 28
9 24 23 24 52 209 510 267 109 64 73 37 27
10 24 23 24 53 211 501 259 109 65 70 36 27
11 24 23 25 55 220 491 249 108 64 69 35 26
12 25 23 26 58 234 490 250 103 63 67 35 26
13 25 23 26 58 261 491 236 97 66 64 34 26
14 24 23 27 60 287 492 220 95 65 62 34 26
15 24 23 28 62 317 487 210 89 69 61 33 26
16 25 22 29 63 342 487 204 85 66 59 33 25
17 24 23 30 66 363 488 194 82 66 57 33 26
18 24 23 31 72 371 466 187 80 63 55 33 26
19 24 22 31 77 379 467 186 78 65 55 32 25
20 24 22 32 80 393 477 180 79 69 54 32 25
21 24 23 34 86 406 479 171 77 71 53 32 25
22 24 23 34 91 404 477 163 76 75 52 32 25
23 24 23 35 93 397 453 157 74 79 52 31 25
24 23 23 36 97 392 432 158 74 75 51 31 25
25 23 23 37 99 369 415 166 73 70 50 31 25
26 23 23 37 103 372 414 161 76 68 49 30 25
27 23 23 36 109 402 401 155 77 67 48 30 26
28 23 22 37 119 434 380 153 78 69 47 30 26
29 23 23 37 128 449 375 155 81 72 46 30 26
30 23   38 137 445 368 147 77 69 45 29 26
31 23   40   466   142 73   44   26