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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 08104700 N Fk San Gabriel Rv nr Georgetown, TX


Williamson County, Texas
Hydrologic Unit Code 12070205
Latitude  30°39'42", Longitude  97°42'40" NAD27
Drainage area 248  square miles
Contributing drainage area 248  square miles
Gage datum 689.26 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 1979-10-01 -> 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 60 45 64 60 42 68 126 24 16 15 29 33
2 68 59 76 67 61 65 106 20 16 14 26 34
3 76 58 84 68 81 63 93 19 16 14 27 36
4 66 54 159 67 82 62 114 18 30 14 37 40
5 57 52 140 63 82 62 117 18 35 14 42 40
6 56 51 107 63 70 67 107 17 29 14 38 35
7 55 50 93 66 63 77 129 17 30 14 32 34
8 46 52 80 69 71 118 135 16 42 14 28 41
9 52 51 74 67 72 192 140 17 33 14 31 38
10 73 47 70 54 68 163 147 17 34 14 28 43
11 76 86 64 51 65 126 146 16 34 14 30 49
12 70 136 67 48 68 95 141 16 36 14 31 55
13 70 140 69 40 75 92 148 16 34 23 26 69
14 66 128 70 41 73 83 146 16 38 16 21 71
15 60 92 70 45 73 77 135 16 41 14 21 56
16 57 66 64 48 75 75 112 17 41 32 19 61
17 46 65 75 49 53 73 95 18 39 26 18 76
18 43 66 105 49 47 73 92 18 38 29 20 70
19 36 61 101 48 43 81 89 17 36 35 22 81
20 33 65 87 47 49 94 84 20 36 25 24 68
21 47 69 83 46 50 96 80 19 29 17 29 63
22 41 73 103 50 39 100 79 18 18 17 28 66
23 26 67 116 50 52 138 86 18 18 17 30 52
24 23 76 96 51 66 143 70 18 19 17 28 50
25 37 78 85 50 73 139 58 18 20 17 27 49
26 42 74 78 45 80 123 54 17 20 23 27 40
27 24 67 78 44 72 127 49 16 18 30 27 50
28 20 60 84 40 65 130 40 16 17 42 25 65
29 22 9.9 71 40 61 155 31 16 17 45 23 66
30 19   57 42 56 147 28 17 16 36 27 63
31 24   52   64   26 17   30   61