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USGS Daily Statistics for Oregon

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 11502500 WILLIAMSON RIVER BLW SPRAGUE RIVER NR CHILOQUIN,OR


Klamath County, Oregon
Hydrologic Unit Code 18010201
Latitude  42°33'51.75", Longitude 121°52'46.97" NAD83
Drainage area 3,030  square miles
Gage datum 4,148.50 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 1917-10-01 -> 2023-09-30)

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
1 919 1,030 1,320 1,810 1,800 1,270 684 537 526 581 668 795
2 930 1,040 1,350 1,840 1,780 1,250 673 532 527 586 672 805
3 947 1,050 1,370 1,860 1,770 1,230 665 529 525 592 674 821
4 1,010 1,060 1,370 1,870 1,770 1,210 656 528 525 594 674 829
5 1,030 1,060 1,360 1,870 1,760 1,190 649 525 522 597 675 833
6 980 1,070 1,370 1,860 1,740 1,170 638 525 522 599 679 829
7 933 1,080 1,370 1,860 1,720 1,140 628 524 525 601 679 824
8 913 1,100 1,380 1,870 1,710 1,120 621 522 527 603 683 824
9 901 1,110 1,390 1,900 1,690 1,090 613 522 531 605 689 834
10 902 1,130 1,410 1,910 1,680 1,070 603 520 532 609 691 842
11 901 1,150 1,440 1,910 1,670 1,050 596 520 533 616 695 845
12 901 1,170 1,490 1,900 1,670 1,020 591 519 537 615 699 854
13 908 1,170 1,530 1,900 1,670 995 586 517 539 622 706 865
14 917 1,170 1,550 1,890 1,650 972 582 515 541 627 714 866
15 930 1,170 1,560 1,890 1,620 950 576 515 544 635 723 873
16 960 1,180 1,560 1,890 1,590 928 572 511 547 649 736 880
17 996 1,190 1,580 1,880 1,560 900 566 511 557 656 739 882
18 1,040 1,200 1,590 1,880 1,540 878 565 514 559 653 740 894
19 1,050 1,220 1,600 1,880 1,530 857 561 516 559 648 740 891
20 1,040 1,250 1,600 1,890 1,510 835 561 517 563 643 745 880
21 1,040 1,270 1,620 1,900 1,520 819 559 517 564 642 747 880
22 1,040 1,290 1,630 1,900 1,510 802 558 519 565 646 750 901
23 1,020 1,310 1,630 1,890 1,500 787 555 520 565 649 757 936
24 1,000 1,330 1,640 1,880 1,490 770 551 520 566 652 766 982
25 994 1,330 1,660 1,860 1,470 757 548 518 565 657 772 1,040
26 1,000 1,320 1,690 1,850 1,440 745 546 520 569 661 780 1,060
27 1,010 1,310 1,720 1,850 1,410 735 543 521 572 660 786 1,040
28 1,010 1,310 1,740 1,840 1,380 724 544 521 572 664 784 1,000
29 996 1,300 1,750 1,820 1,350 713 539 520 572 666 782 972
30 1,000   1,780 1,810 1,320 702 539 520 575 668 784 935
31 1,020   1,800   1,300   536 524   668   917