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USGS Daily Statistics for Texas

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Explore Real-time Water Data Using New Products from USGS TXWSC

View over 750 USGS real-time stream, lake, reservoir, precipitation, and groundwater stations in context with current weather and hazard conditions on both desktop and mobile devices.

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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 08181800 San Antonio Rv nr Elmendorf, TX


Bexar County, Texas
Hydrologic Unit Code 12100301
Latitude  29°13'19", Longitude  98°21'20" NAD27
Drainage area 1,743  square miles
Contributing drainage area 1,743  square miles
Gage datum 380.00 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 -> 2020-09-30)

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
1 427 439 451 463 526 937 703 367 509 337 643 412
2 428 469 437 433 548 1,040 834 430 364 345 629 429
3 464 545 443 474 502 1,110 880 434 372 351 547 595
4 445 888 550 464 504 1,130 1,330 525 418 396 685 664
5 420 803 558 634 589 1,280 1,610 529 483 479 748 532
6 410 644 546 540 746 848 1,590 439 523 422 649 473
7 419 548 493 463 746 847 1,330 451 544 471 511 422
8 400 499 449 492 791 732 810 559 882 519 478 441
9 490 510 465 413 635 760 670 489 801 660 540 433
10 439 515 452 412 536 1,030 550 350 824 666 513 406
11 467 488 454 406 617 994 546 379 662 550 417 390
12 443 493 502 391 601 874 535 334 573 553 394 395
13 428 465 546 429 738 936 453 358 554 499 387 423
14 417 486 604 458 648 1,050 446 339 656 440 404 406
15 502 484 516 434 761 931 477 364 494 460 419 428
16 518 452 558 546 802 821 785 397 557 524 566 447
17 459 437 489 499 700 840 1,060 870 625 555 577 418
18 698 505 431 710 824 855 1,010 718 569 1,460 606 402
19 719 469 459 615 836 745 662 673 504 1,130 587 531
20 601 531 527 701 891 653 543 541 510 739 534 551
21 647 497 491 664 686 670 593 492 515 552 479 583
22 517 513 455 493 720 717 614 480 624 563 546 702
23 493 523 447 486 615 802 500 482 622 626 675 607
24 443 561 460 612 890 708 533 405 474 824 629 513
25 528 515 432 736 942 761 583 393 413 1,080 556 439
26 499 543 431 692 1,110 796 643 344 547 751 509 408
27 550 473 468 503 1,010 597 530 345 1,030 575 521 419
28 464 445 548 462 739 552 483 366 646 475 524 433
29 439 435 584 453 653 783 394 396 481 520 445 435
30 442   496 488 807 756 364 424 426 552 414 432
31 460   557   992   355 548   626   461