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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 14171600 WILLAMETTE RIVER AT CORVALLIS, OR


Benton County, Oregon
Hydrologic Unit Code 17090003
Latitude  44°33'58.9", Longitude 123°15'24.5" NAD83
Drainage area 4,420  square miles
Gage datum 180 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 2009-10-01 -> 2022-09-30)

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 21,400 19,700 14,000 21,600 12,900 9,880 6,110 5,050 5,230 6,660 9,510 17,000
2 20,900 17,700 14,200 20,100 12,500 9,990 5,960 5,190 5,150 6,450 9,260 18,000
3 19,600 16,500 13,800 19,100 12,000 11,100 5,820 5,320 5,170 6,440 8,990 19,200
4 18,600 15,900 13,700 18,100 11,700 12,200 5,750 5,350 5,160 6,430 8,820 18,000
5 17,800 15,300 14,000 17,300 11,400 12,900 5,710 5,320 5,170 6,480 8,560 16,800
6 17,100 15,400 14,900 17,400 11,100 13,700 5,630 5,330 5,190 6,550 8,620 16,800
7 16,800 15,400 15,800 17,400 10,700 13,200 5,580 5,330 5,250 6,610 8,700 16,500
8 16,100 15,800 15,700 18,900 10,400 12,100 5,550 5,350 5,270 6,540 9,070 16,200
9 16,500 16,600 16,200 20,800 10,100 11,400 5,510 5,330 5,360 6,420 9,250 15,700
10 17,000 17,100 17,500 21,300 10,400 11,300 5,440 5,310 5,340 6,430 9,310 16,200
11 17,100 16,400 18,500 19,300 10,800 10,900 5,380 5,300 5,370 6,580 9,620 17,100
12 17,900 16,200 17,400 18,300 11,000 10,400 5,360 5,270 5,330 6,660 10,100 17,500
13 19,100 16,900 16,800 17,900 11,000 9,790 5,300 5,230 5,330 6,770 9,760 17,700
14 19,700 17,300 17,000 17,000 10,900 9,250 5,230 5,230 5,310 7,070 9,920 18,600
15 18,700 17,800 17,900 16,100 10,800 8,900 5,150 5,230 5,320 7,270 10,700 18,900
16 18,300 19,700 18,800 15,700 10,600 8,720 5,120 5,210 5,380 7,390 11,300 18,300
17 20,100 20,300 19,700 16,200 10,600 8,450 5,120 5,150 5,410 7,630 11,500 18,400
18 23,200 18,800 18,500 16,400 10,700 8,110 5,100 5,130 5,530 7,730 12,000 21,100
19 25,800 18,300 17,200 15,200 10,500 7,890 5,080 5,110 5,710 8,010 13,200 23,100
20 27,700 18,800 16,100 14,100 10,400 7,770 5,220 5,080 5,800 7,870 14,300 23,400
21 27,600 18,700 16,000 13,700 10,400 7,600 5,190 5,080 5,750 8,130 15,800 25,600
22 25,600 18,700 16,900 12,900 10,400 7,390 5,140 5,090 5,620 8,750 15,800 27,200
23 24,600 17,800 17,800 12,200 10,500 7,230 5,100 5,070 5,600 9,310 16,700 26,800
24 24,200 16,800 17,100 11,900 10,600 7,160 5,070 5,120 5,620 9,020 17,400 26,100
25 24,600 16,500 16,300 12,800 10,700 7,110 5,020 5,180 5,670 8,820 18,000 25,300
26 25,000 15,600 15,300 13,400 10,900 7,010 5,040 5,180 5,650 8,770 17,500 23,700
27 24,300 14,700 15,200 14,200 10,900 6,900 5,010 5,190 5,630 9,020 16,600 22,300
28 23,300 13,600 15,600 14,800 11,000 6,700 4,970 5,200 5,700 9,210 16,700 21,200
29 23,100 11,200 16,600 14,200 10,800 6,510 4,930 5,220 5,960 9,420 17,200 22,200
30 23,100   19,100 13,400 10,400 6,270 4,940 5,250 6,490 9,610 17,300 22,500
31 22,100   21,300   10,100   4,970 5,270   9,440   22,400