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 -> 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
1 401 400 383 444 526 758 619 287 457 547 490 352
2 387 404 391 401 517 877 633 284 443 396 532 345
3 371 438 389 387 520 905 683 298 381 350 477 355
4 385 506 388 397 500 910 771 313 345 358 471 381
5 387 623 410 400 526 945 897 340 365 374 531 436
6 383 660 472 446 547 831 1,100 361 421 493 591 453
7 378 576 457 487 578 861 1,150 370 464 481 532 436
8 374 498 432 467 557 822 992 352 477 407 417 403
9 355 445 389 444 544 676 790 349 573 418 386 384
10 381 422 386 391 597 619 629 363 649 476 428 373
11 403 443 392 363 602 691 507 372 625 532 421 357
12 414 435 384 365 585 796 448 300 563 446 405 345
13 403 445 423 358 567 824 434 275 473 434 363 344
14 388 452 459 368 613 856 398 272 412 437 354 371
15 380 416 454 371 706 852 379 273 513 406 359 384
16 415 427 434 390 616 827 389 291 455 395 358 414
17 419 403 464 397 668 729 446 331 463 439 411 410
18 417 393 430 445 645 666 520 422 541 452 450 362
19 450 413 401 516 597 679 628 519 522 668 477 352
20 556 443 388 561 634 645 633 516 455 999 507 385
21 575 445 449 575 715 591 539 484 471 844 447 449
22 545 495 420 591 665 558 457 358 532 549 416 504
23 517 509 388 613 619 554 424 321 508 457 429 569
24 472 530 374 544 641 568 409 354 532 531 573 564
25 431 514 382 534 681 577 402 325 543 631 536 472
26 438 468 363 592 739 644 426 350 461 779 479 395
27 456 467 373 636 765 748 449 312 524 714 423 367
28 459 426 424 607 808 724 421 316 815 526 398 385
29 448 387 441 571 812 541 374 364 1,100 433 405 413
30 412   443 546 771 511 349 367 813 423 396 403
31 410   457   760   307 451   455   386