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USGS Daily Statistics for the Nation

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 13011820 Blackrock Cr bl Split Rock Cr, nr Moran, WY


Teton County, Wyoming
Hydrologic Unit Code 17040101
Latitude  43°48'25.6", Longitude 110°10'43.4" NAD83
Drainage area 32.05  square miles
Gage datum 8,582 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 -> 2023-09-30)

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 7 6 6.6 8.7 72 407 107 23 13 15 14 8.9
2 7 6.1 6.6 9.2 80 410 98 22 13 14 14 9
3 7 6.2 6.7 9.8 90 449 90 23 13 14 13 8.6
4 6.7 6.5 8.5 10 101 494 82 25 15 14 13 8.4
5 6.4 6.6 8.6 11 109 534 77 23 14 15 13 8.4
6 6.5 6.7 12 12 105 523 69 27 13 14 13 8.4
7 6.5 6.9 12 13 103 451 64 23 13 14 13 8.3
8 6.4 7 12 13 98 364 60 21 13 14 14 8.3
9 6.4 7.1 12 13 93 336 56 20 13 15 13 8.3
10 6.4 7.1 12 15 89 315 51 19 13 14 13 8.6
11 6.6 7.2 12 18 86 316 47 18 14 15 13 8.8
12 6.6 7.3 13 21 91 342 44 17 14 15 12 8.5
13 6.5 7.4 13 21 91 348 43 17 13 15 13 8.1
14 6.6 7.3 13 19 101 299 41 17 13 15 12 7.8
15 6.8 7 14 19 137 275 38 16 12 15 11 7.6
16 6.7 6.9 13 21 169 259 38 16 13 15 12 7.4
17 6.6 6.9 13 23 195 243 36 15 13 15 11 7.4
18 6.7 6.9 12 24 224 244 33 16 12 15 11 7.4
19 6.8 7 11 26 255 239 31 17 13 15 11 7.5
20 6.8 7.1 11 30 276 210 30 18 14 16 11 7.3
21 6.4 7 10 34 252 184 29 19 16 15 10 7.1
22 6.4 6.5 9.1 38 234 169 28 20 18 16 10 7
23 6.6 6.2 8.5 41 244 167 28 17 15 13 9.6 6.9
24 6.5 6.2 8.1 43 239 156 27 15 14 13 9.2 7.1
25 6.4 6.3 7.5 46 255 146 26 16 13 13 9.1 7.5
26 6.3 6.5 7.3 49 274 136 25 15 15 13 9.1 7.6
27 6.3 6.4 7.4 53 316 133 25 15 14 13 9.1 7.5
28 6.4 6.4 7.5 56 368 136 26 15 15 13 9.1 7.4
29 6.3 5.8 7.7 60 378 131 25 14 16 14 8.8 7.4
30 6   8.1 66 387 113 24 13 14 13 8.8 7.2
31 5.9   8.2   431   23 13   13   7