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USGS Daily Statistics for Washington

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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 12439500 OKANOGAN RIVER AT OROVILLE, WA


Okanogan County, Washington
Hydrologic Unit Code 17020006
Latitude  48°55'51", Longitude 119°25'09" NAD27
Drainage area 3,195  square miles
Gage datum 900.00 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 1942-10-01 -> 2021-09-30)

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
1 424 492 587 644 941 1,340 1,040 720 595 490 503 454
2 421 490 581 649 971 1,350 1,030 708 592 488 500 450
3 421 487 583 671 992 1,330 1,010 699 597 487 493 448
4 422 486 585 684 1,020 1,330 993 694 600 482 491 449
5 426 490 589 701 1,040 1,330 983 688 592 477 490 447
6 431 496 600 723 1,070 1,320 969 680 589 478 483 448
7 436 505 616 725 1,100 1,320 960 677 581 481 487 446
8 445 518 623 732 1,120 1,310 946 668 574 486 489 451
9 451 537 623 748 1,150 1,300 936 660 565 494 484 452
10 455 547 626 760 1,180 1,290 928 646 557 497 482 456
11 458 551 629 755 1,210 1,280 919 638 561 494 478 458
12 463 562 632 747 1,220 1,270 915 635 568 497 476 459
13 460 571 638 752 1,210 1,260 910 632 560 502 472 461
14 459 575 640 753 1,230 1,240 910 632 545 504 466 459
15 461 573 644 760 1,250 1,240 904 632 535 502 470 449
16 461 585 641 766 1,270 1,210 898 630 531 502 471 442
17 459 593 644 766 1,300 1,170 889 618 529 506 473 436
18 464 595 636 765 1,320 1,190 877 604 520 503 472 435
19 468 599 634 775 1,340 1,200 856 603 511 500 474 426
20 474 604 635 788 1,340 1,200 838 600 509 499 475 422
21 484 608 634 807 1,350 1,180 828 592 520 499 472 424
22 488 611 635 818 1,380 1,150 826 590 519 501 467 430
23 492 611 639 818 1,420 1,130 820 594 509 500 464 434
24 495 609 644 831 1,410 1,110 792 585 506 501 465 434
25 492 611 646 862 1,390 1,120 776 579 509 497 463 432
26 490 610 651 890 1,390 1,130 757 585 507 491 455 433
27 491 606 658 916 1,410 1,120 746 595 503 492 450 427
28 495 599 659 919 1,410 1,110 740 593 502 492 461 424
29 496 579 656 914 1,380 1,080 739 588 497 494 453 423
30 493   642 921 1,360 1,050 739 595 489 493 451 425
31 492   640   1,380   732 595   496   426