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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 09380000 COLORADO RIVER AT LEES FERRY, AZ


Coconino County, Arizona
Hydrologic Unit Code 140700061105
Latitude  36°51'51.60", Longitude 111°35'16.34" NAD83
Drainage area 111,800.0  square miles
Gage datum 3,109.13 feet above NAVD88
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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 1921-10-01 -> 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 8,740 10,100 10,000 12,100 19,500 31,000 24,800 14,200 11,600 9,550 9,650 9,890
2 9,860 10,100 10,100 12,300 19,500 31,400 24,200 14,000 11,200 9,570 9,730 10,000
3 10,400 10,000 10,200 12,000 19,900 31,600 23,300 14,000 10,900 9,300 9,780 9,950
4 10,600 9,870 10,200 11,900 20,600 31,400 21,700 13,800 10,900 9,080 9,780 10,100
5 10,500 9,950 10,200 12,000 21,000 31,600 21,700 13,800 11,100 9,330 9,930 10,200
6 10,300 9,850 10,200 12,300 22,000 31,600 21,500 14,000 11,000 9,640 10,000 10,300
7 10,100 9,900 10,000 12,800 22,700 31,600 21,100 14,200 11,000 9,530 10,100 10,200
8 10,200 9,840 10,100 13,200 23,500 31,400 20,500 14,100 11,100 9,360 10,100 10,100
9 10,100 10,000 9,910 13,300 23,900 31,400 19,900 14,000 11,000 9,260 9,930 10,200
10 10,100 10,100 9,830 13,700 24,300 31,500 19,500 14,000 11,100 9,400 10,100 10,300
11 10,100 9,970 9,970 14,300 24,900 31,600 19,000 13,700 11,200 9,380 10,300 10,400
12 10,000 9,990 10,000 14,400 25,000 31,700 18,500 13,700 10,900 9,310 10,300 10,300
13 9,990 9,890 10,200 14,500 25,100 31,800 18,100 13,900 11,200 9,690 10,400 10,300
14 9,880 10,100 10,300 14,600 25,600 31,600 17,800 13,500 11,200 9,930 10,300 10,100
15 9,930 10,000 10,300 14,600 25,700 31,300 17,400 13,400 11,000 10,300 10,100 10,100
16 9,950 10,200 10,200 14,700 25,900 31,200 17,100 13,300 10,900 10,300 9,770 10,000
17 10,100 10,100 10,300 15,000 26,500 31,400 16,700 13,200 10,600 10,000 9,670 9,970
18 10,500 9,940 10,200 15,300 26,900 31,000 16,300 13,100 10,500 9,600 9,720 10,000
19 10,400 9,940 10,300 15,800 26,900 30,600 16,000 13,100 10,300 9,210 9,980 10,000
20 10,400 10,200 10,400 16,200 27,000 29,900 15,700 13,100 10,800 9,350 10,400 10,000
21 10,200 10,300 10,400 16,600 27,300 29,400 15,600 12,900 10,700 9,400 10,400 9,950
22 10,200 10,200 10,600 16,700 27,700 29,300 15,300 12,800 10,700 9,710 10,200 9,770
23 10,100 10,200 10,900 17,400 28,100 29,100 15,100 13,000 10,600 9,880 9,790 9,630
24 10,200 10,200 10,900 18,100 28,600 28,700 14,800 12,900 10,600 9,730 9,660 9,240
25 10,100 10,200 11,000 19,000 28,900 28,100 14,600 12,700 10,800 9,590 9,410 7,960
26 10,100 10,200 11,300 19,400 29,100 27,500 14,500 12,500 10,600 9,310 9,250 8,900
27 10,200 10,100 11,600 19,400 29,100 26,700 14,100 12,500 10,700 9,320 9,390 9,540
28 10,100 10,300 11,800 19,400 29,300 25,900 14,100 12,500 10,600 9,320 9,050 9,650
29 10,200 9,700 12,100 19,500 29,800 25,500 14,300 12,600 10,400 9,200 9,170 9,700
30 10,200   12,100 19,500 30,000 25,000 14,500 12,500 10,400 9,420 9,240 9,810
31 10,200   12,100   30,400   14,500 12,300   9,550   9,430