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USGS Surface-Water 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 14231000 COWLITZ RIVER AT RANDLE, WA


Lewis County, Washington
Hydrologic Unit Code 17080004
Latitude  46°31'55", Longitude 121°57'25" NAD83
Drainage area 541  square miles
Gage datum 880 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 1993-10-01 -> 2024-09-30)

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 3,750 4,870 2,900 3,110 3,860 4,980 3,240 1,300 764 1,110 3,070 3,940
2 3,640 4,150 2,780 2,970 3,820 5,040 3,080 1,260 733 885 2,750 3,720
3 3,710 3,520 2,670 2,820 3,930 5,060 3,000 1,230 721 887 2,380 3,290
4 3,430 3,240 2,650 2,770 4,040 4,860 2,830 1,200 703 924 2,480 3,420
5 3,550 3,180 2,550 2,770 4,250 4,810 2,650 1,210 681 988 2,890 3,480
6 3,500 3,380 2,660 2,810 4,260 4,770 2,600 1,190 709 809 3,290 3,480
7 4,360 4,160 2,540 2,820 4,340 4,510 2,620 1,180 714 768 3,530 3,120
8 5,000 4,340 2,350 2,950 4,270 4,320 2,580 1,140 693 825 3,260 3,080
9 4,210 4,150 2,540 3,050 4,220 4,150 2,590 1,100 674 886 2,890 3,180
10 3,760 3,580 2,730 3,090 4,160 4,280 2,540 1,060 661 958 2,320 3,310
11 3,630 3,060 2,780 3,170 4,150 4,190 2,430 1,040 678 1,070 2,560 3,660
12 3,730 2,800 3,120 3,090 4,210 4,170 2,340 1,020 660 1,100 3,890 3,510
13 4,230 2,670 3,190 3,160 4,310 4,320 2,260 1,030 664 1,060 4,400 3,850
14 4,100 2,560 3,120 3,450 4,500 4,350 2,160 1,000 717 1,200 4,320 3,680
15 3,990 2,910 3,400 3,260 5,040 4,230 2,040 982 742 1,200 3,650 3,470
16 4,000 3,210 3,450 3,010 5,400 4,150 1,990 950 794 1,200 3,320 3,330
17 4,000 3,000 3,130 3,010 5,420 3,970 1,970 933 887 1,250 3,370 3,290
18 4,620 2,900 2,990 3,040 5,410 3,910 1,930 918 985 1,340 3,490 3,210
19 4,490 3,130 3,420 3,110 5,250 3,760 1,860 904 944 1,290 3,370 3,070
20 3,800 3,180 3,400 3,440 5,040 3,630 1,810 902 876 1,410 3,350 3,330
21 3,590 2,900 3,020 3,530 4,810 3,640 1,770 898 832 1,570 3,230 3,750
22 3,420 3,110 2,870 3,430 4,690 3,680 1,730 877 764 1,910 3,300 3,480
23 3,400 2,990 2,830 3,500 4,700 3,680 1,660 854 741 1,700 3,500 3,110
24 3,540 2,660 2,850 3,810 4,770 3,600 1,620 837 750 1,470 3,680 3,200
25 3,450 2,490 3,080 3,690 4,730 3,550 1,570 900 713 1,310 4,000 3,000
26 3,440 2,350 2,900 3,660 4,650 3,490 1,530 895 705 1,430 4,460 2,880
27 3,340 2,250 2,810 3,710 4,760 3,430 1,500 868 764 1,710 3,840 3,280
28 3,370 2,410 2,790 3,740 4,910 3,470 1,450 836 779 1,720 4,280 3,530
29 3,490 2,740 2,750 3,720 4,990 3,570 1,440 830 892 2,220 4,150 3,720
30 3,840   2,880 3,840 5,010 3,420 1,400 811 1,070 2,320 4,020 4,250
31 4,440   3,080   4,910   1,350 782   3,260   3,820