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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 08104900 S Fk San Gabriel Rv at Georgetown, TX


Williamson County, Texas
Hydrologic Unit Code 12070205
Latitude  30°37'32", Longitude  97°41'27" NAD27
Drainage area 133  square miles
Contributing drainage area 133  square miles
Gage datum 687.94 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 1967-10-01 -> 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 31 40 45 59 47 72 52 12 13 8.3 48 25
2 49 65 49 49 55 138 55 15 11 7.4 27 24
3 44 179 47 43 60 77 108 15 147 7.4 30 22
4 34 164 103 119 59 248 46 12 13 7.9 26 23
5 32 80 74 60 49 83 55 11 26 7.8 24 23
6 31 65 48 57 48 78 45 9.5 13 8.6 23 24
7 35 50 65 50 60 64 40 12 14 22 25 24
8 34 47 51 47 65 50 40 9.3 123 8.6 27 33
9 34 48 55 45 82 128 28 8.7 30 13 31 26
10 36 46 53 52 131 104 27 10 14 14 25 33
11 38 49 67 45 127 212 30 7.7 12 49 23 51
12 33 50 104 78 51 123 26 7 24 15 21 28
13 35 54 76 57 93 100 26 6.7 14 52 21 29
14 30 45 70 49 65 124 23 6.3 11 32 23 27
15 32 43 52 131 91 63 40 14 11 36 206 51
16 36 41 77 62 94 100 24 17 16 120 52 37
17 38 39 55 56 110 64 22 10 32 71 125 29
18 64 42 50 61 71 52 24 11 14 52 33 31
19 55 40 47 50 65 43 31 8.8 17 41 29 28
20 102 50 86 48 61 39 23 7 40 57 28 55
21 95 53 72 47 103 49 18 7.6 27 39 27 170
22 55 55 52 49 64 112 18 7.3 137 78 30 86
23 39 70 50 55 67 58 20 8.4 20 25 31 60
24 36 60 45 53 177 46 19 7.4 14 29 37 45
25 35 54 45 54 187 51 16 14 10 50 33 41
26 50 56 58 68 79 68 18 7 11 57 27 42
27 61 47 69 52 75 370 20 28 13 45 35 44
28 40 44 57 42 78 58 15 40 9.9 44 28 46
29 56 31 54 81 97 46 14 39 12 24 26 35
30 40   50 53 80 64 24 14 9.3 50 25 32
31 39   51   75   14 13   141   33