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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 08188570 San Antonio Rv nr McFaddin, TX


Refugio County, Texas
Hydrologic Unit Code 12100303
Latitude  28°31'52.5", Longitude  97°02'33.7" NAD83
Drainage area 4,134  square miles
Contributing drainage area 4,134  square miles
Gage datum -0.38 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 2005-10-01 -> 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
1 461 521 516 886 752 1,460 524 1,220 711 782 601 478
2 455 517 445 1,020 652 1,300 649 1,090 542 918 521 619
3 450 497 422 968 798 1,250 761 817 502 830 628 615
4 454 505 413 794 953 1,300 938 592 509 697 733 491
5 448 553 413 665 1,000 1,100 974 485 503 625 756 467
6 464 708 404 524 930 1,140 851 470 492 625 650 494
7 531 882 437 533 955 1,210 882 436 487 813 530 674
8 539 932 548 571 844 1,290 911 413 572 863 500 783
9 505 660 553 765 700 1,320 926 427 668 863 576 939
10 485 534 524 758 784 1,140 1,010 400 667 637 780 1,030
11 481 499 544 732 834 1,060 1,080 458 834 476 844 1,050
12 456 511 517 567 926 1,080 1,180 608 996 497 784 835
13 534 560 790 447 951 857 1,170 485 1,270 638 728 607
14 515 701 821 427 807 629 1,160 352 1,270 657 654 535
15 517 718 955 462 876 561 998 321 1,080 605 520 533
16 529 561 949 488 1,180 509 646 314 910 702 446 476
17 655 489 1,030 524 1,330 595 485 340 752 747 418 470
18 806 562 1,190 544 1,520 755 475 507 805 803 406 477
19 869 539 1,160 613 1,700 703 521 670 868 860 393 456
20 956 472 685 704 1,650 611 455 761 883 846 395 446
21 725 507 519 881 1,550 734 457 811 879 655 507 478
22 632 550 557 868 1,530 741 566 957 666 515 672 473
23 559 584 754 727 1,210 654 686 1,410 548 484 748 485
24 515 736 911 709 1,050 628 723 1,770 531 489 769 487
25 530 701 800 796 1,060 600 794 1,760 520 487 616 463
26 586 546 638 750 1,010 540 947 1,830 599 600 463 444
27 730 681 519 639 975 594 1,110 1,730 679 574 531 446
28 716 725 482 740 1,070 590 1,150 1,480 619 621 487 461
29 724 662 477 798 1,540 588 1,080 1,010 557 842 442 475
30 614   568 785 1,610 563 1,080 845 629 923 446 453
31 551   700   1,580   1,170 829   740   439