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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 07196090 Illinois River at Chewey, OK


Adair County, Oklahoma
Hydrologic Unit Code 11110103
Latitude  36°06'15", Longitude  94°46'57" NAD27
Drainage area 825  square miles
Contributing drainage area 825  square miles
Gage datum 800.88 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 2009-10-01 -> 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 1,120 609 967 1,300 3,780 1,470 516 495 299 291 665 1,440
2 926 577 797 1,110 2,900 1,230 505 406 300 276 576 1,040
3 820 553 713 1,030 2,360 1,100 597 378 335 264 516 784
4 1,200 713 659 1,080 2,820 1,120 630 513 332 255 474 683
5 1,310 998 649 1,060 1,870 1,330 572 397 282 288 501 686
6 895 818 673 947 1,560 1,070 526 356 260 1,010 486 648
7 756 715 639 862 1,530 1,620 577 361 251 3,360 1,090 590
8 684 786 631 871 1,290 1,440 1,060 543 252 801 1,600 547
9 640 651 813 794 1,600 951 1,070 902 280 603 1,590 510
10 710 606 1,080 761 2,320 844 1,550 662 485 601 914 481
11 2,090 621 1,340 909 2,750 783 1,010 497 350 1,700 737 454
12 1,840 753 1,040 888 1,850 705 706 439 302 1,320 667 432
13 1,370 960 1,020 1,030 1,650 668 795 431 273 844 589 807
14 1,050 806 1,350 1,050 1,390 643 1,070 553 261 1,160 534 1,480
15 914 770 2,000 1,060 1,200 635 593 498 297 792 500 1,220
16 821 739 1,320 921 1,580 706 739 449 318 640 469 1,080
17 773 693 1,680 825 1,310 734 916 479 294 549 496 875
18 960 641 1,350 1,490 1,330 770 591 707 312 481 900 780
19 1,020 599 1,860 1,880 1,100 1,550 499 521 349 444 582 774
20 1,010 590 3,870 1,060 1,710 1,680 444 561 380 430 483 702
21 802 1,170 2,150 965 2,630 853 409 452 345 530 446 802
22 728 998 1,810 2,700 2,310 708 462 386 315 546 640 1,080
23 740 845 1,420 1,840 1,790 1,380 639 398 380 515 798 829
24 724 2,340 1,220 2,530 5,660 2,270 463 459 396 631 640 745
25 681 2,880 1,290 6,270 4,740 959 410 390 628 1,400 583 663
26 880 1,120 1,260 7,810 3,640 796 390 348 540 921 566 701
27 747 900 1,640 3,770 2,520 865 385 362 584 851 651 5,110
28 665 995 2,630 2,310 2,010 728 419 404 389 650 1,340 9,540
29 642 625 1,700 3,520 1,760 615 411 341 353 560 1,100 2,770
30 693   1,740 8,800 2,220 556 385 315 318 706 1,260 1,390
31 680   1,490   1,880   521 305   870   1,090