Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

USGS Daily Statistics for Texas

Click to hide state-specific text

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.

Click to go to the Texas Water Dashboard Click to go to the WATER On-the-go app

Follow @USGS_TexasFlood and @USGS_TexasRain on Twitter to get current water level and precipitation data during flooding or severe rainfall events.


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 08183500 San Antonio Rv nr Falls City, TX


Karnes County, Texas
Hydrologic Unit Code 12100303
Latitude  28°57'05", Longitude  98°03'50" NAD27
Drainage area 2,113  square miles
Contributing drainage area 2,113  square miles
Gage datum 285.49 feet above NGVD29
Output formats
HTML table of all data
Tab-separated data
Reselect output format

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 1924-10-01 -> 2021-09-30)

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
1 400 399 381 444 523 755 614 286 453 543 487 355
2 388 403 389 401 514 874 628 283 440 394 529 346
3 370 437 387 387 517 902 677 297 379 348 474 354
4 384 504 386 397 497 906 764 311 343 356 467 380
5 386 619 408 400 522 939 889 342 363 373 526 435
6 382 656 469 446 543 826 1,090 360 418 490 586 451
7 376 573 454 487 574 855 1,140 368 461 477 528 434
8 373 496 431 467 552 816 983 350 473 404 414 401
9 354 443 388 444 541 671 782 347 569 415 384 383
10 380 421 385 391 593 614 623 361 670 473 425 372
11 403 441 391 363 598 686 502 369 633 528 418 355
12 418 435 383 365 581 789 445 299 566 443 403 344
13 403 449 421 358 563 817 431 273 472 431 361 343
14 387 452 457 368 609 849 396 270 411 434 352 369
15 379 415 452 371 703 845 376 271 510 403 356 382
16 413 426 433 390 616 821 386 289 452 392 356 412
17 417 403 462 397 671 724 442 328 460 436 409 408
18 414 394 428 445 646 661 516 419 538 448 448 360
19 447 414 400 516 595 674 622 515 519 662 473 350
20 552 444 387 561 630 640 628 511 453 990 503 383
21 571 445 447 575 709 586 535 480 468 836 445 447
22 542 494 419 591 660 554 453 355 529 545 414 500
23 514 508 387 613 614 550 421 319 505 454 426 564
24 469 528 374 544 636 566 406 352 529 527 569 560
25 428 512 382 534 679 578 399 324 540 626 533 469
26 435 466 363 592 761 641 423 347 458 773 477 393
27 454 465 373 632 789 742 448 310 521 708 420 365
28 457 424 424 603 816 719 421 314 808 522 397 383
29 446 387 441 568 818 537 373 361 1,090 430 407 411
30 410   443 544 776 507 347 364 807 421 407 401
31 409   457   757   306 447   452   385