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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 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
1 455 394 474 312 473 836 640 199 1,140 199 658 318
2 483 417 439 249 566 839 564 196 859 190 590 287
3 490 433 418 237 524 805 504 204 609 177 536 316
4 500 492 354 351 499 783 413 242 542 160 575 313
5 471 507 323 462 521 828 369 244 519 167 623 278
6 439 528 336 461 577 852 393 215 523 181 597 303
7 499 528 335 395 623 782 389 216 557 200 578 330
8 471 507 336 385 623 688 513 190 527 225 523 355
9 440 525 308 394 569 624 603 177 441 234 466 356
10 495 591 320 355 572 563 570 175 417 297 381 365
11 517 674 347 402 651 525 527 170 534 328 346 405
12 500 696 379 518 705 542 495 166 654 480 355 492
13 522 638 422 497 749 587 459 160 634 563 566 557
14 503 604 435 434 883 644 433 148 599 632 676 521
15 460 617 452 404 942 706 471 152 604 584 668 501
16 473 601 497 391 937 725 482 213 632 722 661 582
17 508 530 527 431 920 722 457 253 610 947 671 546
18 538 516 581 661 912 718 422 247 527 936 762 545
19 647 544 591 862 900 723 381 249 594 1,020 676 501
20 693 506 671 862 861 771 398 261 698 1,260 616 461
21 797 554 649 935 754 771 397 251 740 1,300 582 411
22 939 675 566 917 655 736 331 202 804 1,160 533 479
23 1,010 655 499 776 585 746 275 174 804 1,000 517 454
24 964 657 571 622 572 800 248 162 761 852 520 409
25 952 708 489 485 580 865 237 203 630 731 667 418
26 843 713 399 423 609 990 252 245 500 695 719 381
27 763 698 333 400 617 1,100 303 339 385 622 666 388
28 688 588 287 366 599 1,060 312 412 309 506 608 361
29 574 413 274 397 575 941 286 657 248 491 499 332
30 513   309 404 639 782 258 811 208 506 399 336
31 455   304   795   229 1,010   540   377