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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 09046600 BLUE RIVER NEAR DILLON, CO


Summit County, Colorado
Hydrologic Unit Code 14010002
Latitude  39°34'00", Longitude 106°02'56" NAD27
Drainage area 123  square miles
Gage datum 9,020 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 1957-10-01 -> 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 27 24 23 27 80 299 284 136 74 56 44 33
2 27 24 23 28 83 306 276 131 73 56 43 33
3 27 24 23 28 88 315 264 128 72 56 43 33
4 27 24 23 28 95 323 255 125 71 56 42 33
5 27 24 23 29 102 333 245 122 70 55 42 32
6 27 24 23 29 108 346 237 119 68 54 41 32
7 27 24 23 30 113 357 233 119 68 54 41 32
8 26 24 23 31 119 364 230 114 67 53 41 32
9 26 24 23 32 123 367 228 109 67 53 41 32
10 26 23 23 34 127 366 226 105 66 53 40 32
11 26 23 23 35 133 363 219 104 66 53 40 32
12 26 24 23 36 141 360 212 101 66 52 39 32
13 26 23 23 38 148 356 205 98 67 52 39 31
14 26 23 23 39 155 358 199 97 67 52 39 31
15 26 23 23 41 163 356 190 97 65 52 38 31
16 25 23 23 43 172 355 182 94 64 52 38 30
17 25 23 23 44 182 362 177 93 64 51 37 30
18 25 23 24 46 191 363 174 93 63 50 37 30
19 25 23 24 49 201 357 179 92 62 50 37 30
20 25 23 24 51 210 353 171 93 61 49 36 30
21 25 23 24 52 219 351 166 91 60 49 36 30
22 25 23 24 54 232 345 161 89 60 48 36 29
23 25 23 25 57 242 338 156 88 60 47 35 29
24 25 23 25 60 252 328 159 87 60 47 35 29
25 25 23 25 64 263 322 155 86 59 46 35 29
26 25 23 25 66 260 314 151 84 58 46 34 28
27 25 23 26 68 260 306 143 83 58 45 34 28
28 25 23 26 70 267 301 138 81 57 45 34 28
29 24 23 26 72 279 293 136 79 57 45 34 27
30 24   26 76 292 286 136 77 57 45 33 27
31 24   27   294   137 76   45   27