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USGS Daily Statistics for the Nation

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 12422500 Spokane River at Spokane, WA


Spokane County, Washington
Hydrologic Unit Code 17010305
Latitude  47°39'34", Longitude 117°26'53" NAD27
Drainage area 4,290  square miles
Contributing drainage area 4,290  square miles
Gage datum 1,696.6 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 1890-10-01 -> 2025-09-30)

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 5,320 5,720 7,130 10,800 17,100 15,700 5,220 1,960 1,490 1,840 2,520 4,420
2 5,300 5,800 7,160 11,000 17,100 15,400 4,970 1,940 1,490 1,840 2,520 4,520
3 5,270 5,790 7,170 11,200 17,100 15,100 4,720 1,900 1,510 1,860 2,540 4,550
4 5,210 5,780 7,220 11,400 17,100 14,800 4,520 1,870 1,510 1,900 2,580 4,730
5 5,190 5,760 7,270 11,600 17,100 14,500 4,390 1,830 1,510 1,950 2,650 4,870
6 5,210 5,750 7,300 11,700 17,100 14,100 4,280 1,790 1,510 1,960 2,730 4,950
7 5,230 5,750 7,320 11,900 17,200 13,700 4,180 1,760 1,520 1,960 2,800 4,920
8 5,220 5,790 7,340 12,100 17,300 13,400 4,100 1,740 1,560 1,990 2,850 4,860
9 5,200 5,890 7,380 12,300 17,400 13,000 3,860 1,700 1,580 2,010 2,890 4,810
10 5,160 6,000 7,450 12,600 17,500 12,600 3,730 1,690 1,600 2,000 2,900 4,770
11 5,170 6,140 7,550 12,800 17,500 12,200 3,620 1,670 1,600 2,030 2,930 4,850
12 5,160 6,200 7,690 13,100 17,500 11,800 3,520 1,660 1,620 2,090 2,940 4,980
13 5,170 6,230 7,800 13,300 17,600 11,400 3,380 1,640 1,650 2,120 2,970 5,100
14 5,190 6,240 7,950 13,600 17,600 11,000 3,270 1,620 1,660 2,120 3,030 5,130
15 5,250 6,250 8,080 14,000 17,600 10,600 3,190 1,600 1,660 2,130 3,120 5,100
16 5,360 6,310 8,270 14,300 17,700 10,300 3,110 1,580 1,690 2,130 3,170 5,070
17 5,490 6,390 8,400 14,600 17,800 10,100 3,000 1,550 1,700 2,120 3,220 5,100
18 5,560 6,480 8,560 14,800 17,900 9,770 2,870 1,540 1,720 2,130 3,260 5,180
19 5,680 6,510 8,710 15,000 18,000 9,400 2,770 1,530 1,730 2,130 3,370 5,130
20 5,750 6,570 8,870 15,300 18,000 9,000 2,690 1,530 1,730 2,170 3,390 5,160
21 5,740 6,730 8,990 15,600 17,900 8,700 2,620 1,530 1,740 2,230 3,490 5,200
22 5,740 6,890 9,180 15,800 17,800 8,390 2,570 1,520 1,760 2,270 3,670 5,200
23 5,800 7,000 9,330 16,000 17,700 8,140 2,490 1,520 1,780 2,270 3,730 5,270
24 5,850 7,030 9,490 16,300 17,500 7,760 2,410 1,520 1,780 2,300 3,880 5,310
25 5,830 7,090 9,650 16,400 17,300 7,420 2,330 1,520 1,790 2,330 3,990 5,320
26 5,860 7,110 9,810 16,600 17,100 7,000 2,270 1,540 1,790 2,360 4,100 5,330
27 5,850 7,100 9,960 16,700 17,000 6,650 2,200 1,560 1,800 2,380 4,220 5,310
28 5,830 7,090 10,100 16,900 16,800 6,310 2,140 1,520 1,810 2,390 4,350 5,310
29 5,830 7,280 10,200 17,000 16,500 5,960 2,110 1,510 1,810 2,420 4,290 5,360
30 5,780   10,400 17,100 16,200 5,570 2,080 1,480 1,820 2,490 4,330 5,380
31 5,690   10,600   16,000   2,030 1,480   2,550   5,360