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USGS Daily Statistics for the Nation

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 14211010 CLACKAMAS RIVER NEAR OREGON CITY, OR


Clackamas County, Oregon
Hydrologic Unit Code 17090011
Latitude  45°22'46", Longitude 122°34'34" NAD27
Drainage area 940  square miles
Gage datum 0.00 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 2001-10-01 -> 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 5,610 6,220 4,400 5,320 4,340 2,940 1,540 913 857 1,290 2,360 3,700
2 6,640 5,170 4,310 5,070 4,100 3,030 1,490 907 853 1,180 2,320 4,200
3 6,370 4,670 4,470 4,800 4,100 3,390 1,440 896 855 1,120 2,220 4,570
4 5,710 4,400 4,270 4,540 4,270 3,350 1,390 903 854 1,100 2,350 5,100
5 5,380 4,470 4,000 4,670 4,640 3,250 1,350 897 853 1,070 3,110 4,790
6 5,620 4,550 4,430 4,710 4,900 3,020 1,320 891 871 1,050 2,920 4,190
7 5,680 4,420 4,570 5,240 5,040 2,950 1,290 890 889 1,060 3,790 4,420
8 5,990 4,340 4,640 6,080 4,600 2,830 1,270 884 885 1,120 3,220 4,350
9 5,670 4,450 4,960 5,750 4,280 2,750 1,240 875 888 1,180 2,570 4,280
10 5,870 4,380 5,380 5,350 4,160 2,860 1,210 876 889 1,220 2,360 4,870
11 6,170 4,050 4,950 5,680 3,990 3,260 1,200 871 883 1,250 2,510 4,860
12 5,920 4,060 5,090 5,380 3,820 2,870 1,180 864 889 1,270 3,030 5,130
13 6,920 4,220 5,010 5,130 3,630 2,770 1,150 860 886 1,270 3,790 5,790
14 6,020 4,260 5,030 5,450 3,780 2,670 1,130 848 892 1,420 3,680 6,390
15 5,120 4,660 5,260 5,050 3,940 2,530 1,100 845 906 1,450 3,320 5,330
16 5,650 5,600 5,790 4,790 4,040 2,470 1,090 833 932 1,490 3,320 4,540
17 6,190 5,150 5,080 4,740 4,190 2,430 1,090 831 961 1,490 3,560 4,730
18 6,820 4,860 4,680 4,490 4,130 2,330 1,080 837 1,080 1,490 4,070 5,320
19 7,360 4,760 4,620 4,330 4,040 2,250 1,060 834 1,120 1,520 3,790 4,790
20 6,890 4,400 4,490 4,360 3,870 2,150 1,050 839 1,160 1,640 4,570 5,620
21 6,240 4,340 4,640 4,420 3,740 2,050 1,040 869 1,070 1,750 4,030 6,550
22 5,590 4,330 4,800 4,270 3,770 1,950 1,030 852 1,010 2,360 4,130 6,090
23 5,250 4,280 4,600 4,280 3,610 1,890 1,010 878 984 1,990 4,510 5,520
24 5,520 3,990 4,430 4,540 3,440 1,840 999 837 975 1,700 4,380 5,430
25 5,790 3,930 4,520 4,640 3,290 1,750 983 856 965 1,660 3,800 5,090
26 5,470 3,920 4,560 4,570 3,180 1,700 974 876 973 1,630 3,510 5,100
27 5,510 3,670 4,890 4,510 3,140 1,680 956 874 954 1,680 3,340 5,630
28 5,570 3,780 4,970 4,430 3,250 1,660 942 848 1,020 1,700 3,400 6,220
29 6,160 5,420 5,430 4,400 3,430 1,660 930 839 1,190 1,920 3,930 6,740
30 6,880   6,100 4,450 3,340 1,610 927 854 1,400 1,790 3,590 6,980
31 6,590   5,820   3,100   917 860   1,960   6,710