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USGS Daily Statistics for Washington

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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 12200500 SKAGIT RIVER NEAR MOUNT VERNON, WA


Skagit County, Washington
Hydrologic Unit Code 17110007
Latitude  48°26'42", Longitude 122°20'03" NAD27
Drainage area 3,093  square miles
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00060, Discharge, cubic feet per second,
Day of
month
Mean of daily mean values for each day for 77 - 78 years of record in, ft3/s   (Calculation Period 1940-10-01 -> 2018-09-30)

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 15,600 17,900 15,100 14,600 17,100 23,400 22,800 14,600 9,580 10,100 16,600 19,200
2 15,600 17,100 15,000 14,700 16,600 24,300 22,900 14,600 9,910 9,780 16,200 20,200
3 16,600 16,900 14,900 14,200 16,800 25,000 22,800 14,100 9,560 9,830 16,200 21,100
4 16,800 16,900 15,100 14,000 17,000 24,700 22,700 13,900 9,230 10,200 18,100 21,900
5 17,700 17,500 14,900 14,200 17,400 24,900 22,100 13,600 9,250 10,300 18,000 20,600
6 17,700 17,200 15,100 14,900 18,000 25,100 22,400 13,200 9,560 9,870 17,300 19,100
7 17,600 17,300 14,800 14,900 18,400 25,000 21,800 13,000 9,400 9,890 18,100 18,200
8 19,000 17,600 14,300 14,600 18,500 24,900 21,800 13,100 9,270 10,300 18,400 17,600
9 18,300 17,600 14,400 14,600 18,900 24,400 22,300 12,700 9,500 10,400 17,900 18,200
10 17,900 17,500 15,000 14,600 18,900 24,600 22,200 12,400 9,440 11,000 17,800 19,200
11 17,700 17,400 14,700 14,300 19,100 24,500 21,400 12,100 9,520 11,800 18,600 19,700
12 18,100 16,400 15,100 14,400 19,900 24,200 21,600 11,800 9,210 11,600 19,100 19,800
13 18,000 16,600 15,300 14,900 20,100 24,300 22,100 11,600 8,690 11,200 19,500 19,900
14 18,200 16,500 15,000 15,200 20,200 24,000 22,000 11,500 8,920 11,400 19,800 19,700
15 19,200 16,900 15,000 15,400 20,300 24,100 21,500 11,400 8,900 11,700 19,700 19,300
16 19,600 17,400 15,000 15,100 20,500 24,300 21,100 11,400 9,030 12,000 19,800 19,000
17 19,700 16,900 14,800 15,200 21,200 24,900 20,400 11,000 9,360 12,700 18,900 18,600
18 19,800 16,300 14,500 15,000 21,200 25,300 19,900 10,700 9,630 13,600 18,700 18,600
19 20,000 16,300 14,700 14,700 21,300 25,200 19,500 10,400 9,270 13,300 18,600 18,100
20 19,100 16,600 14,800 15,300 21,700 24,900 19,200 10,300 9,520 14,000 19,500 17,900
21 18,400 16,300 14,500 15,600 22,000 24,900 18,600 10,200 9,680 14,500 19,600 17,800
22 17,600 16,400 14,100 15,400 21,800 24,500 18,200 10,300 9,370 14,700 18,700 17,100
23 17,600 15,800 14,300 15,400 22,200 24,000 17,700 10,500 9,490 14,200 19,600 16,700
24 18,800 16,200 14,200 15,900 22,400 23,400 17,500 10,300 9,360 13,700 21,700 17,100
25 18,900 16,500 14,300 15,800 22,500 23,100 17,200 10,100 9,310 15,100 22,200 16,500
26 18,200 16,100 14,100 15,500 22,700 22,800 16,800 10,100 9,170 15,800 21,800 15,900
27 17,600 15,900 14,000 15,700 23,000 22,700 16,500 9,840 9,110 15,200 21,200 16,700
28 17,100 15,300 13,900 16,400 23,100 22,500 15,900 9,710 8,950 15,100 21,100 16,600
29 17,300 16,500 13,900 16,800 23,000 22,800 15,600 9,630 9,400 14,700 20,000 16,500
30 18,300   14,000 17,200 23,300 22,900 15,200 9,820 9,860 14,700 19,500 16,500
31 18,400   14,300   23,000   14,900 9,530   16,000   15,800