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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 09166500 DOLORES RIVER AT DOLORES, CO.


Montezuma County, Colorado
Hydrologic Unit Code 14030002
Latitude  37°28'21", Longitude 108°29'49" NAD27
Drainage area 504  square miles
Gage datum 6,940 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 1895-10-01 -> 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 52 52 71 274 1,240 1,760 666 282 203 138 102 65
2 52 53 72 290 1,310 1,760 629 272 190 134 98 65
3 52 52 73 302 1,390 1,720 587 270 180 144 95 63
4 51 53 74 315 1,470 1,710 547 264 176 145 94 61
5 51 53 75 335 1,520 1,690 514 259 176 141 93 61
6 51 54 77 355 1,530 1,690 487 264 197 143 91 62
7 51 54 78 394 1,530 1,690 472 263 192 152 89 64
8 51 54 81 434 1,550 1,660 457 254 188 144 88 62
9 52 54 86 475 1,580 1,620 443 239 192 138 87 61
10 52 54 92 493 1,570 1,570 430 237 212 133 86 59
11 51 54 102 515 1,590 1,520 405 246 194 131 85 57
12 51 54 105 559 1,620 1,470 388 242 197 132 85 57
13 51 55 108 599 1,650 1,440 375 235 218 147 84 57
14 51 55 114 655 1,690 1,420 359 227 199 153 83 56
15 51 55 119 720 1,740 1,380 353 226 190 141 82 56
16 50 55 126 763 1,780 1,310 343 219 184 140 80 56
17 50 56 134 810 1,770 1,240 330 219 168 141 80 56
18 50 57 140 862 1,800 1,220 322 212 165 135 78 56
19 50 57 146 899 1,830 1,170 318 209 204 136 79 55
20 51 58 153 917 1,840 1,120 315 207 185 138 76 55
21 51 58 161 983 1,870 1,090 302 204 175 134 75 55
22 51 58 174 1,060 1,890 1,040 297 204 180 132 74 54
23 51 59 184 1,080 1,860 979 291 201 185 126 74 54
24 50 60 192 1,110 1,860 936 294 214 173 122 74 54
25 50 62 200 1,120 1,830 886 301 221 162 123 74 54
26 51 62 209 1,130 1,830 850 306 214 148 121 73 53
27 51 62 212 1,140 1,830 816 306 212 142 118 70 54
28 51 63 216 1,140 1,840 792 287 207 137 116 68 54
29 51 66 220 1,190 1,850 769 294 197 143 114 69 55
30 51   230 1,210 1,820 710 289 197 149 111 68 55
31 51   241   1,790   285 208   108   54