Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

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 08163500 Lavaca Rv at Hallettsville, TX


Lavaca County, Texas
Hydrologic Unit Code 12100101
Latitude  29°26'35", Longitude  96°56'41" NAD27
Drainage area 108  square miles
Contributing drainage area 108  square miles
Gage datum 186.42 feet above NAVD88
Output formats
HTML table of all data
Tab-separated data
Reselect output format

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 1939-10-01 -> 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 23 33 16 31 96 95 20 3.8 110 3.8 66 19
2 13 31 13 11 91 218 43 3.7 31 3.5 9.5 13
3 17 61 16 18 102 178 39 3.5 9.7 3.1 16 24
4 10 98 54 16 132 334 20 43 7 14 202 9.8
5 15 59 19 76 64 71 19 5 5.5 11 44 55
6 33 68 32 54 29 82 69 4.5 4.7 8.1 9.5 81
7 20 21 21 86 39 78 27 6.1 4 9 11 38
8 25 18 11 148 27 58 14 7.3 9.3 5.8 29 80
9 12 14 17 43 20 30 8.9 5 11 7.6 26 11
10 16 27 36 45 71 50 24 3.1 51 25 11 18
11 38 63 18 50 212 72 16 2.3 40 40 8.1 58
12 36 45 13 112 255 143 9 2.6 200 31 14 41
13 19 27 22 43 268 218 8.4 2.1 202 49 8.5 29
14 32 33 10 72 109 60 14 3.8 36 74 6.7 30
15 19 23 87 127 45 32 11 3.4 15 156 5.5 56
16 17 86 28 76 47 19 8.9 2.4 13 132 11 16
17 30 40 24 62 156 26 6 2.1 29 14 27 20
18 95 63 52 107 171 145 4.5 2 13 106 20 24
19 67 17 31 55 223 46 5.3 2.7 24 69 24 23
20 33 27 34 158 66 24 11 20 26 9.6 9.2 47
21 39 68 36 91 99 27 4.7 2.6 128 8.5 8 90
22 48 89 25 76 90 12 4.7 1.9 32 37 44 116
23 43 85 34 64 78 20 4.9 6.6 19 9.2 13 62
24 127 58 35 58 167 59 5.3 8.5 13 18 218 12
25 46 50 18 94 88 50 3.8 5.6 25 55 63 12
26 44 46 12 40 65 33 7.9 36 30 18 33 24
27 35 21 10 93 139 40 3.5 216 17 8.7 17 22
28 17 14 28 38 88 9.4 4.4 141 8.1 6.5 10 9.8
29 35 7.4 34 48 66 34 9.4 26 14 77 12 14
30 22   38 43 27 551 2.6 70 9.1 15 11 27
31 26   37   38   2.7 913   222   27