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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 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
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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 1924-10-01 -> 2024-09-30)

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
1 394 396 378 437 547 757 610 281 446 539 482 353
2 382 401 386 396 540 864 617 278 434 396 521 344
3 366 437 384 382 561 901 663 295 373 351 467 351
4 380 509 383 391 544 913 747 314 338 353 461 377
5 382 627 405 395 535 949 867 339 358 368 523 429
6 377 652 464 446 545 825 1,070 361 412 482 579 445
7 372 567 449 487 579 846 1,120 376 452 472 520 428
8 369 492 426 468 547 809 994 350 465 398 410 397
9 350 440 384 444 536 662 800 343 558 408 379 378
10 375 419 380 388 589 604 621 355 656 463 420 368
11 398 438 386 359 590 673 515 363 619 517 413 352
12 412 432 378 361 573 772 460 294 555 434 398 344
13 398 445 416 354 560 799 434 269 463 424 357 344
14 383 448 451 363 621 829 393 266 403 432 348 367
15 374 412 446 366 721 825 373 267 500 415 352 380
16 408 422 427 384 617 802 383 285 443 423 352 409
17 411 400 456 392 665 708 436 327 452 454 403 404
18 409 391 424 438 644 647 507 413 526 447 440 357
19 440 411 398 507 590 659 609 504 508 652 465 348
20 542 439 386 550 621 626 614 500 444 969 494 384
21 559 440 443 564 704 573 524 470 459 818 437 443
22 531 488 414 601 659 542 446 349 517 534 408 494
23 516 501 384 628 608 542 417 315 494 446 423 555
24 464 522 374 549 629 556 408 349 517 516 560 551
25 424 506 380 542 676 566 396 322 528 613 524 463
26 432 461 360 586 754 627 416 345 449 755 470 391
27 450 460 368 626 778 724 440 307 510 693 423 362
28 453 420 418 597 801 702 413 312 789 523 399 379
29 441 387 434 560 802 526 366 357 1,060 434 406 405
30 407   436 555 772 504 341 360 790 419 403 396
31 406   450   762   301 441   448   380