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USGS Daily Statistics for Wyoming

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Questions or concerns about USGS data and data products in Wyoming and Montana can be directed to the Wyoming-Montana Water Science Center Data Management Section.


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 09217900 BLACKS FORK NEAR ROBERTSON, WY


Summit County, Utah
Hydrologic Unit Code 14040107
Latitude  40°57'32.5", Longitude 110°34'47.0" NAD83
Drainage area 130  square miles
Gage datum 8,811.3 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 1965-10-01 -> 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 28 24 22 36 144 749 532 144 68 62 47 35
2 28 23 22 34 158 758 504 140 67 60 47 34
3 29 23 23 35 172 771 493 134 66 62 46 34
4 28 23 23 37 183 784 454 131 67 61 44 33
5 28 23 23 38 195 837 429 127 67 65 45 33
6 28 23 23 40 207 872 410 120 67 64 45 33
7 28 23 23 42 218 859 401 116 66 62 45 33
8 28 23 23 44 230 846 392 115 65 60 44 33
9 28 23 23 47 248 808 375 110 65 58 43 32
10 28 23 23 49 264 794 367 105 64 58 43 32
11 27 23 23 54 274 752 353 103 65 59 42 32
12 27 23 22 58 291 747 342 99 68 57 42 31
13 27 23 23 59 311 737 320 96 64 56 41 31
14 26 23 24 62 335 745 304 93 63 57 40 31
15 26 23 24 61 378 741 286 91 65 57 41 31
16 26 23 25 63 430 754 275 88 63 54 41 31
17 26 23 25 66 449 726 259 87 62 55 41 31
18 27 22 24 69 477 721 246 89 62 53 40 31
19 27 23 24 70 509 724 242 87 62 52 39 31
20 26 22 25 72 531 721 229 86 62 53 38 31
21 26 22 25 75 545 710 213 87 61 51 37 30
22 26 22 25 82 539 685 210 81 61 50 37 29
23 25 22 26 89 550 660 204 81 63 50 36 30
24 25 22 26 94 575 634 196 76 60 49 36 30
25 25 22 27 96 598 616 188 78 59 50 36 30
26 25 22 27 102 622 604 183 77 63 48 35 30
27 25 22 27 109 657 594 174 79 69 48 35 30
28 25 22 28 115 723 577 165 75 72 48 35 29
29 25 22 31 125 736 562 159 73 67 48 35 29
30 25   32 135 730 566 161 71 65 48 35 28
31 24   35   749   152 69   48   28