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