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USGS Surface-Water Daily Statistics for Texas

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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 186.72 feet above NGVD29
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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 1939-10-01 -> 2022-09-30)

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 24 34 17 32 100 99 20 3.9 115 4 69 20
2 13 32 14 12 96 225 45 3.8 33 3.7 10 14
3 17 44 16 19 107 184 40 3.6 10 3.2 17 25
4 11 99 57 17 139 344 21 44 7.4 14 212 10
5 15 61 20 80 67 73 20 5.1 5.8 12 46 57
6 34 71 33 39 30 85 71 4.6 4.9 8.5 9.9 85
7 21 22 22 65 41 80 28 6.3 4.2 9.5 11 40
8 9.2 18 11 150 28 60 15 7.6 9.8 6 31 84
9 12 13 17 44 21 31 9.1 5.2 11 8 28 12
10 16 28 38 44 51 51 24 3.2 53 26 11 19
11 39 66 19 52 220 74 16 2.4 42 42 8.5 61
12 38 47 14 118 268 148 9.3 2.7 210 33 15 44
13 19 29 23 45 206 225 8.7 2.1 212 52 8.9 31
14 34 34 11 76 88 62 14 3.9 38 78 7 31
15 20 24 91 134 44 33 12 3.6 16 164 5.7 59
16 18 90 29 80 48 19 9.2 2.4 13 139 12 17
17 32 42 25 64 151 27 6.2 2.2 31 15 29 21
18 100 66 55 112 177 150 4.6 2 14 111 21 25
19 71 18 33 57 234 48 5.4 2.9 25 72 26 24
20 34 28 36 166 69 24 6.6 21 27 10 9.7 49
21 41 71 36 87 103 28 4.7 2.7 135 8.9 8.3 95
22 41 94 24 79 94 12 4.8 2 34 39 47 122
23 33 89 35 67 81 21 5.1 7 20 9.6 14 65
24 39 61 37 60 175 61 5.4 9 14 19 229 13
25 19 53 18 99 92 51 3.5 5.9 26 58 66 10
26 43 48 13 42 68 34 4.4 38 32 19 35 24
27 36 21 10 96 145 42 3.1 227 18 9.1 18 23
28 18 15 30 39 92 9.7 4.3 148 8.5 6.7 11 10
29 36 7.7 35 47 70 35 9.6 27 15 81 12 15
30 23   40 45 27 569 2.7 74 9.6 16 12 29
31 27   39   39   2.8 960   233   29