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USGS Surface-Water 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 08124000 Colorado Rv at Robert Lee, TX


Coke County, Texas
Hydrologic Unit Code 12080008
Latitude  31°53'07", Longitude 100°28'49" NAD27
Drainage area 15,307  square miles
Contributing drainage area 5,047  square miles
Gage datum 1,772.21 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 1951-10-01 -> 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 2.6 2 9.6 2.3 13 26 32 22 16 15 21 2.4
2 2.5 2.1 9.7 2.5 13 30 29 22 15 26 19 2.5
3 2.5 2.1 9.8 2.5 11 35 31 27 18 45 15 2.6
4 2.6 3 9.4 2.5 10 27 32 36 25 50 14 2.7
5 2.6 2.4 9.2 2.7 11 26 33 29 14 44 13 3
6 2.5 4.1 9.4 2.5 11 33 27 25 12 62 13 2.7
7 2.5 2.8 9.5 2.5 11 36 28 26 12 47 12 2.6
8 2.5 2.2 9.4 2.4 10 66 23 25 15 23 12 2.6
9 2.5 1.9 11 2.3 17 31 15 24 113 19 12 2.4
10 2.5 1.9 10 3.3 60 55 13 22 22 15 12 2.3
11 2.4 1.9 9.6 4.4 130 30 12 22 15 14 12 2.4
12 2.3 2 8.5 50 396 29 12 22 14 13 7.4 2.4
13 2.2 2 6.5 38 130 52 12 25 18 13 2.8 2.4
14 2 2 6.4 98 54 21 17 22 16 15 2.8 2.5
15 2 2 5.2 50 63 21 32 24 18 13 2.9 2.4
16 1.9 2 7 16 25 19 56 25 15 13 2.8 2.4
17 2 2.1 7 9.3 37 18 24 21 14 13 2.8 2.4
18 2 2 9 7.7 139 17 31 25 25 15 2.6 2.5
19 1.9 2 9.9 12 207 29 26 239 16 13 2.6 2.7
20 1.8 2.8 7.7 12 64 18 32 57 19 15 2.6 2.6
21 1.9 2.1 2.4 11 26 17 25 52 19 13 2.5 2.5
22 1.9 2 3.9 19 24 29 23 30 15 14 2.5 2.5
23 1.9 5.6 2.3 11 34 19 26 25 18 18 2.5 2.6
24 1.9 9.9 2.7 12 72 17 30 25 31 63 2.6 2.8
25 1.9 9.8 2.8 11 55 19 28 22 22 32 2.6 2.7
26 1.9 9.5 2.9 14 34 16 27 23 19 30 2.6 2.7
27 1.9 9.5 2.8 20 25 17 28 24 17 22 2.5 2.6
28 1.8 9.7 2.6 74 16 13 30 26 52 23 2.5 2.6
29 1.7 1.4 2.4 45 25 21 30 16 25 21 2.5 2.6
30 1.7   2.5 16 26 26 26 12 17 15 2.4 2.5
31 1.9   2.4   26   23 12   14   2.6