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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 12484500 YAKIMA RIVER AT UMTANUM, WA


Kittitas County, Washington
Hydrologic Unit Code 17030001
Latitude  46°51'46", Longitude 120°28'44" NAD27
Drainage area 1,594  square miles
Gage datum 1,300 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 1933-10-01 -> 2020-09-30)

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 1,520 1,900 1,840 2,780 3,450 4,060 3,360 3,490 2,840 1,520 972 1,410
2 1,520 1,780 1,840 2,800 3,440 3,990 3,350 3,510 2,760 1,470 951 1,560
3 1,530 1,700 1,850 2,790 3,440 4,020 3,320 3,520 2,640 1,440 960 1,700
4 1,560 1,720 1,890 2,780 3,470 4,060 3,300 3,520 2,580 1,420 979 1,610
5 1,600 1,760 1,900 2,810 3,550 4,100 3,310 3,510 2,510 1,400 999 1,500
6 1,610 1,740 1,960 2,900 3,630 4,100 3,270 3,520 2,450 1,380 989 1,440
7 1,630 1,840 1,930 3,010 3,690 4,070 3,240 3,540 2,360 1,370 1,060 1,410
8 1,840 1,980 1,880 3,090 3,720 4,030 3,260 3,540 2,260 1,350 1,030 1,390
9 1,810 1,990 1,900 3,060 3,780 3,990 3,280 3,530 2,140 1,340 1,010 1,480
10 1,660 1,880 2,000 3,040 3,820 3,960 3,280 3,510 2,050 1,340 1,020 1,620
11 1,610 1,820 1,980 3,050 3,890 3,890 3,290 3,520 1,980 1,340 1,020 1,690
12 1,510 1,770 2,030 3,080 3,960 3,800 3,310 3,510 1,930 1,330 1,030 1,720
13 1,470 1,730 2,140 3,160 3,900 3,790 3,300 3,500 1,880 1,290 1,100 1,690
14 1,490 1,700 2,130 3,290 3,870 3,750 3,320 3,510 1,870 1,260 1,070 1,720
15 1,580 1,790 2,140 3,350 3,970 3,730 3,320 3,510 1,850 1,230 1,050 1,720
16 1,670 1,920 2,180 3,350 4,060 3,760 3,330 3,510 1,850 1,160 1,020 1,740
17 1,700 1,950 2,230 3,370 4,070 3,770 3,350 3,500 1,820 1,100 1,010 1,650
18 1,670 1,890 2,220 3,420 4,100 3,710 3,390 3,490 1,810 1,040 1,080 1,660
19 1,620 1,900 2,250 3,430 4,090 3,720 3,390 3,450 1,790 1,010 1,050 1,640
20 1,540 1,990 2,280 3,540 4,090 3,680 3,390 3,430 1,780 978 1,060 1,600
21 1,510 1,970 2,270 3,590 4,130 3,660 3,420 3,430 1,760 957 1,080 1,650
22 1,480 1,980 2,280 3,580 4,110 3,700 3,430 3,390 1,740 958 1,110 1,810
23 1,560 1,940 2,310 3,490 4,070 3,720 3,430 3,380 1,720 963 1,240 1,850
24 1,710 1,900 2,330 3,470 4,090 3,690 3,440 3,370 1,700 947 1,360 1,730
25 1,870 1,900 2,380 3,440 4,160 3,610 3,480 3,330 1,680 927 1,450 1,690
26 1,820 1,890 2,420 3,420 4,210 3,520 3,490 3,300 1,670 933 1,430 1,760
27 1,750 1,850 2,440 3,420 4,290 3,430 3,480 3,250 1,670 938 1,380 1,720
28 1,700 1,850 2,420 3,470 4,300 3,370 3,490 3,210 1,660 930 1,350 1,610
29 1,710 2,380 2,440 3,470 4,360 3,360 3,500 3,140 1,600 922 1,390 1,590
30 1,750   2,530 3,470 4,290 3,380 3,490 3,060 1,550 916 1,450 1,620
31 1,860   2,680   4,140   3,490 2,940   937   1,560