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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.

UPDATED July 23, 2021: USGS current stream monitoring information will continue at the following sites with funding from partner agencies and USGS Cooperative Matching Funds:
  • 06298000 Tongue River near Dayton, WY - Funded through Sep 30, 2021
  • 06324970 Little Powder River above Dry Creek near Weston, WY - Funded through Sep 30, 2021

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 09219200 Blacks Fork above Smiths Fork, near Lyman, WY


Uinta County, Wyoming
Hydrologic Unit Code 14040107
Latitude  41°23'38.94", Longitude 110°12'21.45" NAD83
Drainage area 324.4  square miles
Gage datum 6,433 feet above NAVD88
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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 2017-10-01 -> 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 5.6 6.3 9.1 244 39 167 117 61 5.2 20 42 5.9
2 5.8 5.9 9.3 233 31 198 129 54 5.8 13 41 6.6
3 6.2 5.4 9.7 273 23 159 120 44 6 13 39 7.4
4 6.2 5.1 10 484 19 139 109 44 8.6 15 37 7.6
5 6.1 5.1 11 335 17 147 158 45 11 11 33 7.8
6 6.1 4.9 11 267 19 175 117 42 11 11 29 8.3
7 6.3 4.4 11 232 33 214 84 33 12 15 7.2 8.5
8 6.4 5 12 195 58 247 57 35 12 19 11 8.6
9 6.5 5.7 12 198 37 326 33 43 23 22 12 8.8
10 6.5 6.5 12 159 30 324 35 34 17 25 11 8.9
11 6.5 7 12 101 21 313 44 47 37 27 3.9 9
12 6.4 7.3 12 100 19 312 47 35 34 25 5.2 8.9
13 5.9 7.4 12 109 14 294 46 32 21 27 3.6 8.8
14 5.7 7.2 12 117 22 290 58 21 16 27 4.7 8.7
15 5.6 7 12 193 25 314 49 19 16 25 4.9 8.2
16 5.5 6.8 13 184 15 300 39 11 14 26 4.7 7.4
17 5.8 6.8 13 125 7.6 306 34 2.4 13 25 4.7 6.8
18 6.2 6.7 13 102 7.9 321 34 1.5 13 25 4.6 6.7
19 6.6 6.9 13 91 22 243 27 1.2 14 27 3.9 6
20 6.8 7.1 14 88 13 167 21 4.8 9.3 30 3.2 5.3
21 6.9 7.2 14 93 12 140 24 8.5 9.8 30 3 5.5
22 7.2 7.4 14 152 42 180 26 8 10 31 3.2 6
23 7.4 7.8 16 88 97 236 36 12 11 29 3.6 5.9
24 7.5 8.2 17 68 150 159 37 7 10 29 3.8 6.7
25 7.5 8.4 19 63 120 99 35 6.7 10 30 4.1 6.9
26 7.2 8.7 21 58 133 77 32 2.9 6.7 27 4.7 7
27 7 8.9 23 70 188 72 37 4 4.8 25 5.5 6.8
28 6.7 9 28 55 276 59 39 6.6 17 24 5.7 6.8
29 6.8   107 51 272 62 39 8.8 20 19 5.2 7.3
30 6.9   161 51 245 73 45 9.7 19 25 4.9 7.2
31 6.6   147   188   41 8.1   38   6.3