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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 14209500 CLACKAMAS RIVER ABOVE THREE LYNX CREEK, OR


Clackamas County, Oregon
Hydrologic Unit Code 17090011
Latitude  45°07'30", Longitude 122°04'20" NAD27
Drainage area 479  square miles
Gage datum 1,091.69 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 1909-10-01 -> 2025-09-30)

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 2,640 2,900 2,460 2,840 2,650 2,200 1,190 778 734 823 1,440 2,710
2 2,790 2,760 2,500 2,650 2,710 2,170 1,150 772 740 817 1,590 2,920
3 2,780 2,750 2,420 2,570 2,720 2,150 1,130 771 731 850 1,500 2,910
4 2,730 2,610 2,350 2,500 2,740 2,140 1,080 762 725 866 1,490 2,980
5 2,680 2,540 2,330 2,540 2,800 2,140 1,070 761 733 859 1,540 2,740
6 3,030 2,830 2,420 2,590 2,810 2,100 1,050 757 741 851 1,520 2,850
7 3,150 3,050 2,390 2,680 2,810 2,080 1,030 757 733 844 1,670 2,770
8 2,930 2,810 2,350 2,750 2,750 2,090 1,010 757 731 855 1,720 2,430
9 2,780 2,730 2,490 2,710 2,740 2,090 1,000 755 733 918 1,720 2,400
10 2,760 2,710 2,600 2,680 2,710 1,990 984 749 738 919 1,680 2,530
11 2,670 2,580 2,550 2,660 2,700 1,930 959 743 740 921 1,770 2,660
12 2,840 2,520 2,510 2,640 2,700 1,880 946 738 741 927 1,860 2,880
13 3,110 2,660 2,520 2,750 2,690 1,850 934 737 737 904 1,860 2,980
14 3,120 2,580 2,480 2,840 2,730 1,800 921 735 742 911 1,870 2,920
15 3,260 2,550 2,510 2,730 2,740 1,770 912 727 757 934 2,000 2,750
16 3,150 2,750 2,540 2,680 2,730 1,710 898 731 772 965 2,040 2,570
17 3,160 2,830 2,510 2,690 2,750 1,660 888 730 776 973 2,000 2,550
18 3,260 2,820 2,570 2,690 2,740 1,620 876 727 781 1,000 2,100 2,610
19 3,200 2,880 2,560 2,630 2,690 1,580 866 726 783 1,000 2,300 2,730
20 2,980 2,820 2,480 2,760 2,670 1,560 860 722 793 1,050 2,510 2,940
21 2,880 2,730 2,450 2,740 2,620 1,520 850 724 775 1,050 2,580 3,210
22 2,780 2,740 2,500 2,640 2,550 1,470 839 724 772 1,160 2,820 3,450
23 2,820 2,680 2,520 2,680 2,500 1,420 833 723 771 1,190 2,720 3,150
24 2,830 2,600 2,500 2,760 2,450 1,380 825 727 778 1,160 2,940 2,880
25 2,840 2,550 2,470 2,690 2,440 1,350 821 727 777 1,120 2,970 2,790
26 2,720 2,510 2,490 2,630 2,440 1,310 811 737 792 1,120 2,880 2,760
27 2,690 2,480 2,550 2,670 2,400 1,270 809 729 785 1,170 2,820 2,900
28 2,760 2,550 2,530 2,710 2,350 1,250 803 721 794 1,230 2,700 3,070
29 2,730 2,940 2,670 2,640 2,340 1,250 791 722 835 1,270 2,640 2,950
30 2,780   2,870 2,630 2,290 1,210 786 722 845 1,280 2,640 3,020
31 2,870   2,960   2,230   780 729   1,340   2,830