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USGS Daily Statistics for Texas

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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 08128000 S Concho Rv at Christoval, TX


Tom Green County, Texas
Hydrologic Unit Code 12090102
Latitude  31°11'13", Longitude 100°30'06" NAD27
Drainage area 413  square miles
Contributing drainage area 354  square miles
Gage datum 2,010.82 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 1929-10-01 -> 2024-09-30)

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 19 19 18 18 18 23 15 25 22 17 22 21
2 19 26 19 18 19 19 15 24 16 17 22 21
3 19 19 19 18 24 22 37 21 19 101 22 20
4 19 19 19 18 22 30 16 14 20 58 21 20
5 19 19 18 22 17 19 15 13 40 40 21 20
6 19 19 18 20 17 18 43 13 20 48 21 20
7 19 19 18 18 17 18 18 13 21 20 21 20
8 19 19 19 17 17 19 15 13 56 19 21 20
9 19 19 19 17 273 29 15 17 28 63 21 20
10 19 19 18 17 60 17 15 14 26 30 21 20
11 19 19 19 17 50 16 14 21 20 19 21 20
12 19 19 18 17 46 18 14 39 15 24 21 20
13 19 19 18 17 47 21 14 15 18 284 21 20
14 19 19 18 17 27 16 15 14 18 40 22 20
15 19 19 18 38 25 67 16 23 277 22 21 20
16 19 19 18 22 18 29 21 14 27 30 26 20
17 19 19 18 20 22 54 16 45 288 88 44 20
18 19 19 18 18 64 53 36 121 33 129 22 20
19 19 19 18 18 24 23 21 17 22 30 21 20
20 19 19 25 18 18 18 103 25 20 21 21 20
21 19 19 29 18 17 24 59 15 49 20 21 20
22 19 20 18 18 17 17 31 13 100 20 25 20
23 19 24 19 31 21 17 345 35 36 22 24 20
24 19 19 18 20 21 23 27 21 40 81 21 20
25 19 19 19 22 50 16 15 15 20 35 21 20
26 19 19 20 127 35 16 14 13 260 26 21 20
27 19 19 19 54 47 16 13 14 55 21 21 19
28 19 19 18 29 19 16 13 41 25 25 21 35
29 19 19 18 19 23 23 13 17 20 23 21 25
30 19   19 28 41 16 13 21 18 22 21 20
31 18   18   23   13 20   25   22