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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 12144500 SNOQUALMIE RIVER NEAR SNOQUALMIE, WA


King County, Washington
Hydrologic Unit Code 17110010
Latitude  47°32'43", Longitude 121°50'28" NAD27
Drainage area 375  square miles
Gage datum 120 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 1958-10-01 -> 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 3,010 3,580 2,860 2,970 3,520 4,060 2,420 942 844 1,420 3,070 3,730
2 2,980 2,980 2,470 2,990 3,460 4,240 2,390 927 1,020 1,280 3,160 4,490
3 3,300 3,000 2,490 2,760 3,530 4,170 2,410 917 851 1,330 2,960 4,370
4 3,290 3,020 2,470 2,710 3,500 4,070 2,300 906 787 1,270 3,990 4,360
5 4,140 3,060 2,580 3,000 3,630 4,150 2,210 946 830 1,120 3,480 3,560
6 3,490 3,080 2,670 3,270 3,720 4,000 2,190 873 937 1,090 3,360 3,270
7 4,720 3,410 2,400 3,120 3,670 3,940 2,100 848 855 1,160 3,930 3,120
8 4,330 3,200 2,230 2,960 3,590 3,750 2,040 868 890 1,510 3,560 3,200
9 3,620 3,030 2,620 3,050 3,630 3,590 2,090 800 824 1,550 3,410 3,430
10 3,340 2,840 2,670 2,980 3,590 3,650 2,010 761 860 1,710 3,380 3,450
11 3,110 2,620 2,670 3,010 3,620 3,530 1,930 743 942 1,730 3,350 3,750
12 3,440 2,680 2,800 2,950 3,790 3,520 1,910 728 853 1,680 4,020 3,750
13 3,780 2,830 2,820 2,990 3,900 3,590 2,030 732 720 1,760 4,060 3,770
14 4,010 3,060 2,730 3,210 3,990 3,610 1,850 718 787 1,770 4,100 3,560
15 4,220 3,270 2,890 3,110 4,110 3,530 1,800 709 885 1,850 3,260 4,260
16 4,200 3,460 2,830 2,900 4,210 3,610 1,670 709 925 2,040 3,340 3,620
17 3,990 2,970 2,620 2,980 4,190 3,400 1,660 682 1,010 1,800 3,430 3,340
18 4,460 2,830 2,610 2,910 4,050 3,420 1,590 703 1,110 1,760 3,470 3,410
19 4,020 3,510 2,870 2,890 3,950 3,370 1,480 690 963 1,900 3,570 3,030
20 3,570 3,320 2,660 3,280 4,040 3,200 1,440 712 1,130 2,170 4,140 3,400
21 3,510 3,100 2,480 3,060 3,960 3,160 1,390 710 1,200 2,390 3,740 3,440
22 2,870 3,110 2,500 2,980 4,050 3,090 1,310 705 1,090 2,940 3,580 3,030
23 3,440 2,670 2,620 3,150 4,010 3,010 1,250 706 1,180 2,460 4,310 3,150
24 4,150 2,730 2,680 3,290 3,840 3,030 1,220 795 1,190 2,280 5,140 3,410
25 4,000 2,460 2,630 3,090 3,810 2,980 1,200 820 1,170 2,300 4,840 3,290
26 3,270 2,330 2,600 3,050 3,870 2,810 1,150 857 1,140 2,440 4,260 3,580
27 3,120 2,320 2,490 3,220 3,870 2,670 1,120 799 1,160 2,470 3,540 3,010
28 3,360 2,760 2,510 3,560 3,990 2,680 1,080 821 1,100 2,490 3,880 2,930
29 3,630 3,530 2,590 3,670 4,130 2,680 1,060 778 1,200 2,580 3,840 2,980
30 3,870   2,860 3,750 4,150 2,520 1,030 789 1,620 2,610 3,590 3,380
31 3,770   3,040   3,910   980 759   3,110   2,890