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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 08117500 San Bernard Rv nr Boling, TX


Fort Bend County, Texas
Hydrologic Unit Code 12090401
Latitude  29°18'48", Longitude  95°53'37" NAD27
Drainage area 727  square miles
Contributing drainage area 727  square miles
Gage datum 30.81 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 1953-10-01 -> 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
1 455 394 474 311 466 834 634 199 1,140 199 658 318
2 483 417 439 248 558 832 559 195 859 190 590 287
3 490 433 418 235 517 796 498 203 609 177 536 316
4 500 492 354 346 492 773 408 240 542 160 575 313
5 471 507 323 455 514 818 364 242 519 167 623 278
6 439 528 336 454 569 841 387 213 523 181 597 303
7 499 528 335 389 614 772 384 213 557 200 578 330
8 471 507 336 379 614 679 506 187 527 225 523 355
9 440 525 308 388 562 616 595 175 441 234 466 356
10 495 591 320 350 564 555 564 173 417 297 381 365
11 517 674 347 396 642 518 522 168 534 328 346 405
12 500 696 379 511 695 568 490 166 654 480 355 492
13 522 638 422 490 739 646 454 160 634 563 566 557
14 503 604 435 428 870 687 428 148 599 632 676 521
15 460 617 452 399 929 741 466 152 604 584 668 501
16 473 601 497 385 924 747 477 213 632 722 661 582
17 508 530 527 425 907 730 451 253 610 947 671 546
18 538 516 581 652 900 720 416 247 527 936 762 545
19 647 544 591 850 888 721 376 249 594 1,020 676 501
20 693 506 671 850 849 765 393 261 698 1,260 616 461
21 797 554 649 922 743 764 392 251 740 1,300 582 411
22 939 675 566 904 646 728 327 202 804 1,160 533 479
23 1,010 655 499 765 577 736 272 174 804 1,000 517 454
24 964 657 571 614 564 790 244 162 761 852 520 409
25 952 708 489 480 572 854 234 203 630 731 667 418
26 843 713 399 419 601 977 249 245 500 695 719 381
27 763 698 333 395 609 1,080 299 339 385 622 666 388
28 688 588 296 362 592 1,040 308 412 309 506 608 361
29 574 413 286 392 570 929 284 657 248 491 499 332
30 513   313 399 635 772 259 811 208 506 399 336
31 455   305   794   230 1,010   540   377