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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 08164300 Navidad Rv nr Hallettsville, TX


Lavaca County, Texas
Hydrologic Unit Code 12100102
Latitude  29°28'00", Longitude  96°48'45" NAD27
Drainage area 332  square miles
Contributing drainage area 332  square miles
Gage datum -43.53 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 1961-10-01 -> 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 85 125 96 64 176 142 160 10 537 11 382 74
2 55 94 68 71 347 229 69 11 176 9.9 98 75
3 67 129 86 196 163 311 45 10 53 11 30 115
4 54 224 121 237 263 306 38 62 46 72 250 51
5 50 182 213 189 231 200 54 106 31 26 411 73
6 59 103 65 210 142 342 43 13 43 30 202 190
7 105 77 85 209 140 471 43 9 55 18 42 165
8 47 56 74 268 187 259 48 12 60 28 44 165
9 79 52 107 178 112 104 47 14 71 38 136 135
10 82 66 183 105 171 152 72 8.3 44 108 78 104
11 102 198 138 154 275 146 26 7.8 104 90 33 88
12 134 216 110 123 387 266 20 7.7 91 135 56 124
13 85 115 101 177 354 442 18 6.9 359 224 299 212
14 64 68 169 128 706 367 18 6.4 590 312 264 148
15 63 109 268 312 355 93 23 9.7 98 106 122 118
16 104 136 208 312 346 63 45 15 59 128 39 102
17 101 166 178 238 512 206 33 9.6 45 171 60 68
18 118 143 104 583 398 162 17 7.9 31 690 163 51
19 234 111 67 599 498 73 15 7.7 42 578 208 66
20 222 86 101 283 378 124 19 6.2 52 208 72 73
21 298 250 219 286 186 174 24 5.6 202 57 84 88
22 319 340 127 86 315 181 17 12 275 38 134 216
23 167 176 129 63 323 149 23 7.9 59 85 353 281
24 240 158 178 55 331 280 12 6 18 107 252 216
25 393 184 95 114 367 272 13 8 16 145 307 59
26 229 191 50 137 219 283 57 34 17 123 61 59
27 148 151 49 94 272 142 58 412 26 74 83 123
28 90 92 63 121 207 61 17 812 12 31 46 88
29 89 36 111 58 218 60 15 245 33 49 65 51
30 75   85 137 148 125 11 67 19 86 39 39
31 61   55   112   8.9 187   127   73