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USGS Surface-Water 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 08111700 Mill Ck nr Bellville, TX


Austin County, Texas
Hydrologic Unit Code 12070104
Latitude  29°52'51", Longitude  96°12'18" NAD27
Drainage area 376  square miles
Contributing drainage area 376  square miles
Gage datum 122.82 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 1962-10-01 -> 2024-09-30)

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
1 298 131 141 140 118 372 59 15 51 26 577 78
2 180 126 140 234 179 535 64 48 46 28 223 166
3 163 222 169 200 197 836 67 76 45 13 64 149
4 165 521 274 106 355 731 93 52 29 12 132 138
5 132 508 364 109 328 412 92 35 25 33 468 122
6 128 323 169 240 406 363 112 17 26 42 302 198
7 191 150 118 317 327 737 62 14 27 42 111 349
8 156 161 121 274 389 456 41 20 17 31 68 272
9 107 191 168 287 303 303 78 35 21 27 79 211
10 112 197 401 279 289 263 180 19 25 75 67 135
11 177 381 362 175 388 237 154 17 29 98 46 192
12 211 472 247 121 857 262 80 12 94 200 109 239
13 173 350 207 161 508 875 64 14 193 167 87 340
14 318 191 159 277 587 564 45 11 478 203 68 381
15 294 232 295 381 421 253 50 9.7 199 164 37 340
16 214 278 422 330 246 183 49 10 103 132 39 343
17 176 330 286 455 233 232 63 12 60 84 78 205
18 252 234 292 1,340 317 306 51 11 43 62 269 109
19 444 191 266 1,200 703 193 26 14 35 47 273 141
20 514 153 187 557 790 328 25 10 137 40 125 189
21 323 315 338 500 497 411 36 12 57 42 81 153
22 374 522 309 227 764 210 58 15 48 31 145 228
23 369 333 269 127 531 153 32 18 42 200 349 347
24 463 359 463 131 345 361 23 12 25 208 317 368
25 719 383 503 105 941 506 22 11 18 270 472 193
26 359 301 140 134 622 199 19 24 20 292 213 106
27 269 291 109 126 1,440 215 22 349 20 145 214 196
28 171 195 265 93 1,150 252 19 1,210 30 62 154 319
29 178 66 393 107 728 194 16 442 35 88 66 202
30 163   355 100 623 90 16 129 18 184 54 126
31 119   165   419   16 126   227   204