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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 0810464660 N Fk San Gabriel Rv at Reagan Blvd nr Leander, TX


Williamson County, Texas
Hydrologic Unit Code 12070205
Latitude  30°41'51.9", Longitude  97°50'57.2" NAD83
Drainage area 210  square miles
Contributing drainage area 210  square miles
Gage datum 806.58 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 2008-10-01 -> 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 28 45 35 28 26 61 16 2.4 3.7 4.1 34 35
2 159 43 32 49 32 156 16 2.3 3.9 3.6 25 45
3 102 50 27 37 113 130 16 2.3 6.4 3.3 22 30
4 54 132 26 29 63 129 24 2 4.4 4.1 22 29
5 43 99 26 26 51 81 20 2 4 5.1 22 27
6 39 61 25 33 40 52 15 1.7 3.2 3.7 22 28
7 36 52 24 28 34 51 14 7.8 32 3.1 31 37
8 34 61 34 26 112 43 13 2.6 218 3.4 37 70
9 31 59 49 52 71 38 15 2.3 24 22 49 35
10 30 49 41 35 43 41 15 1.9 8.5 16 30 30
11 30 54 95 25 47 33 14 1.4 5.9 7.7 26 29
12 33 71 103 40 42 29 12 1.2 5.2 7.4 25 28
13 29 50 55 36 39 37 10 1.2 5.6 9.4 23 56
14 27 62 43 26 46 26 9.4 1.1 4.4 7 21 35
15 29 49 36 23 50 23 8.6 1.4 4.1 35 21 30
16 76 43 46 23 74 21 7.7 6.9 4.1 530 20 28
17 40 39 44 36 62 29 6.9 34 3.8 71 23 27
18 41 56 35 72 44 21 14 22 3.5 37 22 26
19 36 44 35 45 128 20 6.2 14 3.1 67 19 26
20 32 58 456 38 80 18 5.6 10 19 61 41 25
21 31 43 67 49 91 20 5.1 11 15 30 40 25
22 35 36 51 36 56 43 4.7 11 235 478 26 24
23 30 37 41 29 92 17 4.5 8 10 61 23 23
24 28 39 37 48 376 51 5 6.2 6.6 72 22 54
25 30 33 43 40 179 28 4.2 5.1 5.8 59 20 26
26 28 30 36 28 89 19 3.7 4.5 15 198 20 27
27 28 29 33 101 54 26 3.9 12 7.5 78 22 84
28 26 28 32 33 47 29 4 5.1 5.7 46 69 37
29 169 14 37 30 102 23 3.6 4.3 11 36 41 30
30 61   33 30 62 18 3.1 9.9 5.6 114 35 29
31 49   31   56   2.7 4.6   95   31