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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 14220500 LEWIS RIVER AT ARIEL, WA


Cowlitz County, Washington
Hydrologic Unit Code 17080002
Latitude  45°57'07", Longitude 122°33'46" NAD27
Drainage area 731  square miles
Gage datum 44.00 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 -> 2023-09-30)

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 7,060 7,870 6,450 6,240 5,270 4,310 2,540 1,320 1,480 2,270 4,460 7,590
2 7,530 7,810 6,450 5,970 5,440 4,340 2,530 1,340 1,390 2,300 4,610 8,640
3 7,640 7,540 6,170 5,620 5,290 4,150 2,380 1,400 1,430 2,360 4,830 8,100
4 7,640 7,260 6,300 5,350 5,310 4,080 1,990 1,320 1,490 2,500 4,980 7,980
5 7,750 7,210 6,420 5,280 5,370 4,170 2,280 1,310 1,530 2,540 5,180 7,500
6 7,820 7,530 6,430 5,250 5,440 4,110 2,420 1,320 1,640 2,560 5,230 7,730
7 8,270 7,570 6,180 5,200 5,280 4,250 2,370 1,300 1,700 2,540 5,420 7,540
8 8,120 7,820 6,080 5,110 5,020 4,230 2,330 1,330 1,720 2,480 5,390 7,380
9 7,690 7,450 6,200 5,100 5,000 4,350 2,250 1,340 1,730 2,480 5,290 7,650
10 7,790 7,190 6,200 5,230 4,990 4,290 2,260 1,360 1,800 2,550 5,260 8,170
11 7,860 7,030 6,250 5,260 4,920 4,100 2,080 1,310 1,810 2,630 5,330 8,440
12 7,910 6,930 6,340 5,140 4,950 3,970 1,990 1,250 1,780 2,680 5,630 8,450
13 7,850 6,840 6,410 5,190 4,970 3,970 2,040 1,210 1,830 2,710 5,570 8,470
14 7,940 6,830 6,290 5,410 4,930 3,820 2,030 1,220 1,960 2,760 5,680 8,420
15 7,980 6,750 6,270 5,350 4,760 3,770 1,990 1,270 1,950 2,700 6,110 7,810
16 8,470 6,590 6,150 5,420 4,850 3,730 1,930 1,300 1,970 3,170 6,210 7,330
17 8,580 6,520 6,150 5,510 4,890 3,620 1,920 1,260 2,030 3,230 6,310 7,420
18 8,390 6,530 6,350 5,410 4,770 3,580 1,840 1,250 2,080 3,180 6,650 7,680
19 8,150 6,730 6,170 5,200 4,690 3,570 1,770 1,260 2,200 3,180 6,700 7,880
20 7,800 6,980 6,140 5,260 4,810 3,530 1,810 1,220 2,160 3,320 7,130 7,980
21 7,730 7,050 6,010 5,260 4,820 3,370 1,750 1,220 2,080 3,330 6,860 8,220
22 7,550 6,860 5,930 5,210 4,790 3,240 1,650 1,220 2,080 3,440 6,800 8,510
23 7,650 6,960 5,790 5,420 4,740 3,180 1,620 1,300 2,050 3,630 7,150 8,150
24 7,760 7,250 5,840 5,370 4,610 3,140 1,570 1,320 2,070 3,530 7,750 7,150
25 7,550 7,010 5,900 5,250 4,400 3,100 1,590 1,330 1,990 3,550 8,510 6,690
26 7,590 7,070 5,870 5,230 4,360 3,070 1,690 1,360 2,100 3,470 8,510 6,930
27 7,360 6,750 5,870 5,120 4,390 2,990 1,600 1,400 2,100 3,420 8,180 7,070
28 7,260 6,570 6,140 5,000 4,400 2,870 1,540 1,430 2,190 3,660 7,710 7,780
29 7,400 8,080 5,980 5,010 4,380 2,800 1,510 1,410 2,170 4,030 7,900 8,230
30 7,430   5,890 5,080 4,140 2,700 1,420 1,450 2,140 4,150 7,540 7,770
31 7,680   6,050   4,330   1,400 1,440   4,190   7,410