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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 09165000 DOLORES RIVER BELOW RICO, CO.


Dolores County, Colorado
Hydrologic Unit Code 14030002
Latitude  37°38'20", Longitude 108°03'35" NAD27
Drainage area 106  square miles
Gage datum 8,422.23 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 1951-10-01 -> 2020-09-30)

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 19 18 21 62 242 602 293 97 65 50 35 24
2 19 18 21 62 254 610 272 96 59 48 34 24
3 19 18 21 62 270 630 253 93 56 48 34 24
4 19 18 21 64 288 636 232 89 54 48 33 23
5 19 18 21 68 304 647 216 87 59 51 32 22
6 19 18 22 76 323 664 212 94 73 55 33 23
7 19 18 22 84 333 662 201 91 62 62 32 22
8 19 18 23 92 348 651 192 84 59 54 31 22
9 19 18 23 98 348 638 190 78 62 51 30 22
10 19 18 25 101 351 608 178 75 66 49 30 22
11 19 18 27 104 368 578 165 76 64 48 30 21
12 19 18 28 107 386 565 158 74 70 47 30 21
13 19 18 30 111 400 560 148 73 74 46 30 21
14 19 18 31 118 417 565 138 75 66 45 29 21
15 19 18 32 126 444 545 132 71 68 44 28 21
16 18 18 34 134 470 525 126 68 62 45 28 21
17 18 18 36 147 490 505 122 68 58 45 28 20
18 18 19 38 160 496 490 117 66 58 45 27 20
19 18 19 39 164 511 470 117 68 63 48 27 20
20 19 19 40 168 539 457 109 69 60 47 27 20
21 18 19 42 175 565 442 103 69 59 44 27 20
22 18 19 44 187 577 418 103 64 61 42 26 19
23 18 19 46 198 578 397 101 64 64 42 26 19
24 18 19 47 208 565 387 102 76 60 41 25 19
25 18 19 49 211 549 373 109 81 55 40 25 19
26 18 19 51 208 557 367 117 76 53 40 25 19
27 18 20 53 211 582 349 108 72 51 40 24 19
28 18 20 52 219 608 334 99 69 53 39 24 20
29 18 22 53 224 612 322 101 65 55 37 24 20
30 18   56 230 604 303 93 67 53 36 24 20
31 18   59   592   94 69   36   19