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USGS Daily Statistics for Arizona

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Welcome to the NWIS-Web for the Arizona Water Science Center


The majority of USGS Gaging Stations are funded though a cooperative program between the USGS other interested agencies.
Follow this link for information on the Cooperative Water Program with the USGS.


Arizona Water Science Center Home Page
Colorado Basin River Forecast Center (CBRFC) - provided by the National Weather Service, AHPS. CBRFC on an interactive map.
Threatened and Endangered USGS Gaging Stations in Arizona

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 09402500 COLORADO RIVER NEAR GRAND CANYON, AZ


Coconino County, Arizona
Hydrologic Unit Code 15010001
Latitude  36°06'05", Longitude 112°05'08" NAD27
Drainage area 141,600  square miles
Contributing drainage area 137,641  square miles
Gage datum 2,418.70 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 1922-10-01 -> 2021-09-30)

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 9,900 10,600 10,800 13,000 20,400 31,200 25,500 15,300 13,000 11,000 10,100 9,710
2 9,290 10,600 10,700 13,000 20,300 31,800 25,000 14,800 12,400 10,200 10,300 10,400
3 10,500 10,600 11,000 13,100 20,400 32,200 24,300 14,700 11,900 10,100 10,300 10,400
4 11,000 10,500 11,000 13,000 20,900 32,500 23,400 14,500 11,700 10,100 10,300 10,400
5 11,000 10,300 11,100 12,800 21,400 32,400 21,900 14,400 11,600 9,820 10,400 10,600
6 10,800 10,400 11,300 13,300 22,100 32,800 21,900 14,500 11,800 10,200 10,400 10,600
7 10,600 10,300 10,900 13,600 23,000 32,700 21,800 14,800 11,700 10,400 10,600 10,700
8 10,400 10,300 10,800 14,000 23,800 32,300 21,400 15,000 11,600 10,200 10,700 10,600
9 10,700 10,300 10,800 14,200 24,400 32,300 20,700 14,900 11,700 9,890 10,500 10,600
10 10,600 10,700 10,700 14,300 24,600 32,400 20,300 14,900 11,700 9,850 10,400 10,600
11 10,500 10,800 10,600 14,900 25,000 32,300 19,800 14,700 12,100 9,940 10,600 10,800
12 10,500 10,600 10,700 15,400 25,600 32,400 19,400 14,600 12,000 9,880 11,000 10,900
13 10,700 10,500 10,900 15,400 25,600 32,600 18,900 14,600 12,000 9,830 10,900 10,800
14 10,400 10,400 11,100 15,500 26,100 32,600 18,500 14,500 12,000 10,500 11,000 10,800
15 10,300 10,600 11,200 15,600 26,300 32,400 18,100 14,300 12,000 10,900 10,800 10,500
16 10,400 10,600 11,300 15,700 26,600 32,100 17,600 13,900 11,500 10,900 10,500 10,500
17 10,400 10,900 11,300 15,900 27,100 32,000 17,400 14,000 11,400 10,800 10,200 10,400
18 10,600 10,800 11,200 16,200 27,600 32,000 17,100 13,900 11,600 10,400 10,100 10,400
19 11,000 10,800 11,000 16,600 28,000 31,600 16,700 13,900 12,100 10,200 10,200 10,500
20 10,900 10,700 11,100 17,100 28,100 31,000 16,400 13,700 11,700 9,920 10,600 10,400
21 11,000 10,900 11,100 17,500 28,200 30,400 16,000 13,600 11,600 10,000 10,900 10,400
22 10,700 10,900 11,000 17,700 28,400 29,900 16,000 13,400 11,400 10,100 11,000 10,500
23 10,700 10,900 11,300 18,000 28,800 29,800 15,800 13,500 11,300 10,500 10,700 10,400
24 10,500 10,900 11,600 18,700 29,300 29,600 15,600 13,700 11,400 10,500 10,200 10,100
25 10,700 10,800 11,500 19,400 29,600 29,000 15,300 13,600 11,400 10,300 10,100 9,590
26 10,500 10,800 11,800 20,000 29,700 28,300 15,100 13,300 11,400 10,100 9,830 8,340
27 10,500 10,800 12,200 20,200 29,900 27,700 15,000 13,200 11,300 9,840 9,760 9,360
28 10,600 10,700 12,500 20,100 29,900 26,900 14,700 13,400 11,400 9,870 9,910 10,300
29 10,500 10,400 12,600 20,400 30,200 26,400 14,700 13,400 11,100 9,780 9,500 10,300
30 10,700   13,000 20,300 30,600 25,900 15,100 13,300 11,200 9,720 9,670 10,400
31 10,700   13,000   30,800   15,200 13,200   9,960   10,400