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USGS Surface-Water 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 14166000 WILLAMETTE RIVER AT HARRISBURG, OR


Linn County, Oregon
Hydrologic Unit Code 17090003
Latitude  44°16'14", Longitude 123°10'21" NAD27
Drainage area 3,420  square miles
Gage datum 288.39 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 1944-10-01 -> 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 19,300 18,200 13,500 14,300 10,400 9,820 5,700 4,690 5,000 6,020 8,800 19,100
2 18,700 18,300 13,600 13,800 10,800 9,860 5,560 4,720 5,030 5,990 9,060 19,800
3 18,900 18,000 13,400 13,600 10,900 9,920 5,430 4,750 5,080 6,020 9,100 20,000
4 18,800 17,600 13,100 13,000 11,000 9,770 5,300 4,730 5,110 6,030 8,740 19,800
5 18,500 16,700 13,300 12,700 10,800 9,810 5,200 4,730 5,150 6,020 8,860 20,200
6 19,000 16,100 13,800 12,900 11,000 9,790 5,130 4,730 5,220 6,100 8,960 20,200
7 20,000 16,000 13,900 12,900 11,400 9,960 5,060 4,720 5,270 6,150 9,190 21,200
8 20,000 16,200 13,600 13,200 11,300 10,100 4,990 4,740 5,330 6,170 9,760 20,700
9 19,700 15,800 13,600 13,400 11,100 9,990 4,940 4,740 5,390 6,250 10,600 19,600
10 20,800 15,300 14,100 13,300 11,000 9,630 4,850 4,730 5,460 6,450 10,400 19,400
11 21,400 15,200 14,100 13,100 11,100 9,210 4,800 4,740 5,490 6,450 10,300 20,000
12 21,000 14,200 13,800 12,900 11,100 8,880 4,760 4,760 5,480 6,490 11,100 21,100
13 21,700 14,500 13,700 12,800 11,000 8,540 4,680 4,810 5,510 6,440 11,300 21,000
14 21,800 15,200 13,800 12,700 11,000 8,130 4,650 4,840 5,520 6,370 11,900 21,400
15 22,100 15,000 13,900 12,500 10,900 7,920 4,640 4,860 5,550 6,390 12,200 21,100
16 22,100 15,800 14,400 12,200 10,900 7,750 4,620 4,880 5,620 6,730 12,700 19,700
17 22,700 16,500 14,300 12,000 11,200 7,500 4,610 4,910 5,630 6,880 12,700 19,300
18 23,500 16,700 14,100 12,000 11,600 7,230 4,590 4,920 5,640 6,780 13,900 19,200
19 23,100 17,100 13,900 11,700 11,600 7,080 4,600 4,900 5,640 6,850 15,500 19,400
20 22,400 16,500 13,500 11,500 11,600 6,980 4,600 4,910 5,660 7,150 15,800 20,000
21 22,200 16,400 13,500 11,500 11,500 6,840 4,580 4,910 5,710 7,630 15,300 20,700
22 22,100 16,500 13,700 11,400 11,300 6,690 4,590 4,930 5,700 7,720 16,000 21,000
23 22,000 16,400 14,200 11,300 10,900 6,490 4,620 4,960 5,680 7,870 18,100 20,700
24 21,500 15,200 14,400 11,400 10,700 6,320 4,600 4,950 5,730 7,950 18,800 20,000
25 21,400 15,100 14,700 11,700 10,600 6,220 4,590 4,930 5,760 7,700 18,500 19,400
26 21,300 14,900 14,500 11,500 10,600 6,200 4,580 4,960 5,830 8,040 19,000 18,800
27 21,100 14,400 14,300 11,300 10,600 6,110 4,600 4,950 5,990 7,970 19,600 18,400
28 20,900 14,100 13,800 11,500 10,500 6,010 4,640 4,920 5,930 8,330 19,600 19,500
29 19,900 13,300 13,500 11,100 10,300 5,960 4,640 4,910 6,010 9,030 19,400 22,100
30 18,800   14,200 10,700 10,100 5,900 4,630 4,940 6,140 9,390 18,800 20,900
31 18,100   14,600   9,850   4,640 4,970   8,970   20,800