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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 08117705 San Bernard Rv nr Sweeny, TX


Brazoria County, Texas
Hydrologic Unit Code 12090401
Latitude  29°06'43", Longitude  95°40'36" NAD83
Drainage area 878  square miles
Contributing drainage area 878  square miles
Gage datum 0 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 2016-10-01 -> 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 1,080 1,120 757 165 1,050 909 746 496 220 425 541 594
2 1,290 974 474 139 1,710 993 547 523 125 420 627 546
3 1,380 1,080 369 143 1,740 832 373 412 144 295 523 452
4 1,500 1,330 348 127 1,600 1,050 297 466 159 256 425 308
5 1,530 980 285 115 1,380 2,020 307 687 184 217 377 236
6 1,550 711 236 184 1,210 2,870 400 412 175 168 357 181
7 1,270 580 209 128 984 2,830 403 295 127 132 342 162
8 1,020 497 153 310 1,380 2,630 1,310 325 172 123 489 780
9 803 383 112 317 1,620 2,450 2,050 227 186 104 332 1,210
10 702 733 106 254 1,660 2,290 2,340 153 139 97 283 982
11 661 1,060 110 257 2,010 1,760 2,030 125 135 76 279 729
12 662 560 100 375 1,980 1,040 1,620 103 117 89 214 722
13 557 381 89 463 1,880 544 1,240 85 112 94 165 841
14 463 245 78 457 1,750 316 1,050 82 214 99 114 1,050
15 445 181 83 305 1,840 216 851 73 116 89 100 777
16 442 140 268 193 1,770 174 665 117 69 109 102 452
17 398 103 587 146 1,570 156 499 94 107 95 49 325
18 369 100 477 130 1,820 190 408 81 166 107 41 242
19 366 122 338 124 2,840 147 327 81 145 122 77 232
20 342 113 227 143 2,720 201 686 173 270 156 65 334
21 343 104 288 131 2,280 704 1,280 169 219 372 62 322
22 392 122 1,040 162 1,660 874 1,080 90 486 350 65 245
23 857 126 880 251 1,570 510 602 88 823 266 172 189
24 1,370 117 543 231 1,560 463 547 72 913 232 136 161
25 1,750 90 309 209 1,540 585 808 184 783 378 254 157
26 1,990 148 199 183 1,170 707 1,050 294 709 334 751 245
27 1,680 578 181 185 787 645 1,120 198 695 301 899 554
28 1,650 1,070 159 204 654 685 1,310 122 668 308 630 628
29 1,720 63 171 445 810 895 1,510 110 678 214 684 545
30 1,500   209 560 841 908 1,230 319 460 150 641 441
31 1,250   193   808   637 339   193   475