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USGS Surface-Water 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 -> 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 5,310 5,720 7,120 10,700 17,200 15,800 5,240 1,970 1,500 1,840 2,520 4,430
2 5,300 5,790 7,150 11,000 17,200 15,500 4,990 1,940 1,490 1,840 2,530 4,530
3 5,260 5,790 7,150 11,200 17,200 15,200 4,740 1,910 1,510 1,870 2,540 4,560
4 5,210 5,770 7,200 11,400 17,200 14,900 4,540 1,880 1,520 1,900 2,580 4,740
5 5,180 5,750 7,250 11,600 17,200 14,500 4,410 1,830 1,510 1,950 2,650 4,880
6 5,210 5,740 7,280 11,800 17,200 14,100 4,300 1,800 1,520 1,970 2,730 4,960
7 5,230 5,740 7,310 11,900 17,300 13,700 4,200 1,770 1,520 1,970 2,800 4,930
8 5,220 5,780 7,330 12,100 17,400 13,400 4,120 1,740 1,570 1,990 2,850 4,860
9 5,190 5,880 7,380 12,400 17,500 13,100 3,880 1,700 1,590 2,020 2,890 4,810
10 5,160 5,990 7,450 12,600 17,600 12,600 3,750 1,690 1,600 2,000 2,900 4,780
11 5,170 6,130 7,550 12,800 17,600 12,200 3,640 1,680 1,600 2,040 2,930 4,860
12 5,160 6,190 7,690 13,100 17,600 11,800 3,530 1,670 1,620 2,100 2,930 4,990
13 5,170 6,220 7,800 13,400 17,700 11,500 3,390 1,640 1,650 2,120 2,960 5,110
14 5,190 6,230 7,950 13,600 17,700 11,100 3,280 1,620 1,660 2,130 3,030 5,140
15 5,250 6,240 8,080 14,000 17,700 10,700 3,200 1,600 1,670 2,140 3,120 5,110
16 5,360 6,290 8,280 14,400 17,800 10,400 3,130 1,590 1,690 2,130 3,170 5,080
17 5,490 6,380 8,410 14,600 17,900 10,100 3,010 1,560 1,710 2,130 3,220 5,120
18 5,560 6,470 8,570 14,800 18,000 9,820 2,880 1,540 1,720 2,130 3,270 5,190
19 5,680 6,500 8,710 15,100 18,100 9,440 2,780 1,530 1,730 2,130 3,370 5,140
20 5,750 6,570 8,870 15,400 18,100 9,040 2,700 1,540 1,730 2,180 3,390 5,170
21 5,740 6,730 9,000 15,600 18,000 8,740 2,630 1,530 1,750 2,230 3,490 5,220
22 5,740 6,890 9,180 15,900 17,900 8,430 2,580 1,520 1,760 2,270 3,670 5,220
23 5,800 7,000 9,320 16,100 17,800 8,180 2,500 1,530 1,780 2,270 3,730 5,280
24 5,870 7,040 9,490 16,300 17,600 7,790 2,420 1,530 1,790 2,300 3,890 5,330
25 5,860 7,100 9,640 16,500 17,400 7,450 2,340 1,530 1,790 2,330 4,000 5,330
26 5,880 7,110 9,800 16,700 17,200 7,030 2,280 1,550 1,790 2,360 4,100 5,340
27 5,870 7,100 9,950 16,800 17,100 6,690 2,210 1,560 1,810 2,380 4,220 5,320
28 5,850 7,090 10,100 17,000 16,900 6,340 2,150 1,530 1,810 2,400 4,350 5,320
29 5,850 7,250 10,200 17,100 16,600 5,990 2,120 1,510 1,810 2,430 4,300 5,360
30 5,780   10,400 17,100 16,300 5,600 2,090 1,490 1,830 2,500 4,330 5,380
31 5,700   10,600   16,100   2,040 1,490   2,550   5,360