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USGS Daily Statistics for Oklahoma

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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 07151000 Salt Fork Arkansas River at Tonkawa, OK


Kay County, Oklahoma
Hydrologic Unit Code 11060004
Latitude  36°40'19", Longitude  97°18'33" NAD27
Drainage area 4,470  square miles
Contributing drainage area 4,470  square miles
Gage datum 930.14 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 1941-10-01 -> 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
1 370 583 741 1,320 1,840 1,560 2,070 692 505 1,020 986 381
2 368 505 693 1,310 1,950 1,520 1,940 795 516 1,180 1,480 371
3 361 448 724 1,220 1,770 1,430 1,650 771 469 1,670 1,470 364
4 374 494 834 1,070 1,430 1,490 1,400 865 508 1,550 1,290 460
5 465 565 886 966 1,310 1,630 1,440 813 516 1,620 1,170 628
6 465 530 778 997 1,240 1,840 1,250 806 544 1,360 915 577
7 416 508 688 975 1,290 1,960 1,210 703 522 1,030 688 517
8 394 520 687 954 1,660 1,820 1,120 616 560 774 642 418
9 372 519 779 957 1,850 1,810 1,010 591 468 758 547 379
10 369 485 975 1,030 1,860 1,860 965 554 408 825 517 400
11 366 484 1,140 1,130 1,610 1,920 1,010 577 389 1,360 500 362
12 368 495 1,050 1,090 1,330 1,800 910 695 425 1,390 461 348
13 372 548 934 1,090 1,240 1,710 964 691 815 1,030 422 344
14 356 506 934 1,150 1,290 1,770 1,110 725 932 925 400 357
15 362 519 934 1,210 1,240 1,790 1,140 745 904 860 532 404
16 400 611 1,000 1,300 1,480 1,610 917 661 806 802 652 404
17 425 584 1,330 1,150 1,700 1,520 856 618 584 751 785 375
18 434 565 1,340 1,020 1,950 1,540 764 759 498 801 793 340
19 446 522 1,300 1,170 2,220 1,560 766 807 593 657 720 358
20 438 521 1,250 1,260 2,150 1,410 732 722 517 572 688 496
21 429 681 1,160 1,230 2,260 1,340 687 597 521 564 828 480
22 456 711 1,060 1,240 2,520 1,300 607 567 502 515 714 421
23 462 627 1,110 1,410 2,160 1,240 619 554 548 485 563 388
24 487 658 1,440 1,340 1,940 1,440 604 544 662 522 507 428
25 443 648 1,450 1,570 2,190 1,680 530 540 639 516 537 469
26 404 586 1,290 1,850 2,360 1,700 459 514 731 583 539 413
27 381 630 1,180 1,920 2,470 1,560 443 526 782 581 465 423
28 368 710 1,100 1,550 2,470 1,560 398 447 847 546 410 399
29 389 354 1,100 1,340 2,290 1,600 418 415 1,050 550 378 391
30 483   1,110 1,550 1,880 1,910 615 478 1,090 578 388 377
31 691   1,290   1,720   639 513   696   371