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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 08188060 San Antonio Rv at SH 72 nr Runge, TX


Karnes County, Texas
Hydrologic Unit Code 12100303
Latitude  28°50'55.3", Longitude  97°44'13.7" NAD83
Drainage area 3,570  square miles
Contributing drainage area 3,570  square miles
Gage datum 168.95 feet above NAVD88
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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 2010-10-01 -> 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
1 338 386 370 685 667 1,280 514 200 294 801 698 534
2 344 392 364 427 916 1,400 543 179 248 679 1,140 370
3 348 515 354 384 1,000 1,240 512 208 260 553 888 337
4 372 516 352 431 991 2,010 372 249 274 427 519 381
5 494 720 397 512 963 2,310 336 222 358 352 398 833
6 421 832 514 597 730 1,970 313 261 577 310 402 1,160
7 366 577 503 1,180 660 1,600 319 287 592 302 550 1,260
8 447 421 408 1,190 934 1,110 452 255 456 300 487 1,050
9 399 387 382 664 610 765 1,080 341 341 305 619 867
10 377 372 435 485 1,240 601 1,000 462 580 309 762 722
11 484 364 852 396 974 540 544 310 1,060 479 695 507
12 542 358 847 498 640 571 595 207 965 614 658 569
13 455 379 643 485 1,070 539 600 188 1,000 405 460 521
14 407 399 512 508 1,540 458 478 183 617 439 382 411
15 370 396 429 596 1,240 607 325 270 392 816 348 424
16 350 519 390 514 1,160 647 288 274 636 1,100 331 411
17 339 464 362 407 1,050 615 277 388 708 1,040 323 378
18 465 394 365 634 1,120 474 266 420 726 653 322 380
19 477 479 424 546 1,130 663 266 325 712 430 313 425
20 455 693 418 578 1,340 630 363 309 481 373 309 397
21 402 610 752 547 1,360 529 362 730 381 362 314 438
22 360 728 928 495 1,520 535 286 1,690 371 339 304 414
23 350 657 720 973 1,380 493 263 1,690 347 329 304 378
24 701 491 597 782 762 517 274 1,140 460 350 361 379
25 854 749 479 625 773 522 298 671 544 385 395 696
26 868 663 424 780 1,040 514 294 373 483 570 347 453
27 1,100 438 379 587 1,940 535 251 369 399 886 341 368
28 754 388 377 564 1,880 532 326 398 679 705 389 336
29 482 345 842 539 965 423 307 475 954 563 396 356
30 429   875 616 911 403 338 363 1,020 430 592 383
31 403   999   966   251 298   376   358