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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 08126380 Colorado Rv nr Ballinger, TX


Runnels County, Texas
Hydrologic Unit Code 12090101
Latitude  31°42'55", Longitude 100°01'34" NAD27
Drainage area 16,358  square miles
Contributing drainage area 6,098  square miles
Gage datum 1,606.88 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 1952-10-01 -> 2025-09-30)

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 25 19 33 18 300 186 65 29 101 42 66 18
2 21 21 31 21 216 376 58 30 71 37 72 17
3 20 25 34 16 107 436 51 157 96 122 57 17
4 19 74 42 16 70 309 73 55 154 233 68 16
5 20 43 32 45 95 185 51 63 101 104 57 16
6 20 33 40 28 109 153 55 46 90 121 47 16
7 24 32 34 23 132 128 48 40 98 133 47 17
8 27 31 29 19 55 174 48 39 165 72 82 19
9 20 39 36 16 65 128 56 36 284 76 47 19
10 18 35 28 19 175 98 39 34 203 62 37 18
11 18 27 34 15 463 108 31 39 79 52 38 18
12 18 25 31 206 640 138 23 69 66 54 34 19
13 18 24 28 70 707 149 22 66 61 253 28 18
14 18 23 25 102 363 124 22 103 55 739 24 19
15 17 23 24 97 198 145 33 44 110 222 30 19
16 17 23 25 44 257 124 80 44 63 218 31 18
17 16 25 34 38 209 156 68 36 68 98 40 18
18 18 22 28 28 554 123 59 97 122 198 25 18
19 18 20 30 28 550 170 61 238 175 211 42 23
20 20 21 41 89 364 164 82 397 153 131 30 65
21 22 23 39 62 187 88 50 76 181 107 21 40
22 19 25 39 34 132 102 36 64 160 74 19 29
23 17 32 34 63 109 165 100 50 151 68 21 27
24 17 79 24 50 186 78 117 128 120 85 24 25
25 17 66 21 75 163 73 63 70 98 115 25 23
26 18 42 23 89 220 92 49 38 67 86 23 23
27 21 37 24 195 247 95 49 54 82 78 22 22
28 19 35 22 213 153 76 44 161 80 84 20 22
29 20 36 20 188 156 77 38 91 138 96 19 25
30 20   20 168 152 81 33 61 88 70 18 22
31 18   19   118   32 54   61   28