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USGS Daily Statistics for Oregon

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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 14210000 CLACKAMAS RIVER AT ESTACADA, OR


Clackamas County, Oregon
Hydrologic Unit Code 17090011
Latitude  45°18'00", Longitude 122°21'10" NAD27
Drainage area 671  square miles
Gage datum 286.93 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 1908-10-01 -> 2026-09-30)

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 3,880 4,050 3,490 4,060 3,700 2,930 1,610 960 884 1,020 2,020 3,960
2 4,040 3,780 3,610 3,770 3,700 2,860 1,580 952 894 1,060 2,230 4,160
3 4,080 3,790 3,470 3,650 3,680 2,850 1,530 951 876 1,150 2,240 4,150
4 4,070 3,610 3,350 3,560 3,740 2,820 1,460 939 875 1,130 2,340 4,210
5 4,040 3,580 3,310 3,610 3,810 2,830 1,430 921 876 1,130 2,250 3,930
6 4,520 3,950 3,430 3,650 3,850 2,790 1,420 924 887 1,070 2,180 4,040
7 4,650 4,410 3,380 3,760 3,830 2,770 1,390 920 872 1,100 2,410 4,000
8 4,220 4,000 3,310 3,870 3,770 2,830 1,340 921 883 1,070 2,500 3,520
9 3,920 3,900 3,450 3,840 3,730 2,810 1,310 919 881 1,150 2,500 3,440
10 3,930 4,010 3,610 3,800 3,670 2,670 1,290 903 882 1,220 2,360 3,630
11 3,860 3,800 3,520 3,820 3,620 2,640 1,250 904 901 1,190 2,400 3,840
12 4,100 3,600 3,470 3,730 3,600 2,540 1,230 889 910 1,210 2,590 4,200
13 4,440 3,810 3,520 3,840 3,560 2,480 1,230 891 904 1,170 2,640 4,300
14 4,450 3,710 3,490 3,920 3,590 2,430 1,190 888 914 1,230 2,630 4,240
15 4,660 3,690 3,500 3,800 3,650 2,400 1,180 880 932 1,230 2,860 3,990
16 4,560 3,980 3,670 3,670 3,630 2,320 1,150 882 948 1,260 2,920 3,670
17 4,610 4,090 3,670 3,680 3,650 2,260 1,140 879 942 1,250 2,950 3,700
18 4,790 4,050 3,730 3,710 3,640 2,190 1,130 875 954 1,320 3,080 3,850
19 4,700 4,150 3,690 3,610 3,580 2,160 1,120 881 978 1,360 3,400 4,070
20 4,390 4,010 3,560 3,780 3,500 2,130 1,110 870 984 1,420 3,840 4,320
21 4,270 3,850 3,500 3,780 3,460 2,080 1,090 870 966 1,440 3,660 4,630
22 4,070 3,870 3,580 3,660 3,420 2,010 1,060 876 958 1,580 3,900 4,950
23 4,200 3,900 3,610 3,650 3,320 1,920 1,050 871 961 1,600 3,980 4,490
24 4,170 3,850 3,560 3,750 3,230 1,860 1,040 868 974 1,590 4,190 4,140
25 4,220 3,710 3,570 3,690 3,180 1,800 1,030 884 969 1,530 4,250 4,010
26 4,110 3,620 3,630 3,640 3,200 1,760 1,020 884 983 1,550 4,230 4,040
27 3,870 3,490 3,710 3,710 3,190 1,710 1,000 880 976 1,580 4,040 4,220
28 4,000 3,610 3,640 3,760 3,100 1,700 1,010 866 988 1,670 3,910 4,520
29 3,920 4,070 3,810 3,670 3,140 1,690 989 860 1,050 1,730 3,850 4,500
30 3,900   4,080 3,600 3,060 1,640 971 867 1,050 1,720 3,880 4,600
31 3,930   4,240   2,970   962 872   1,830   4,260