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USGS Surface-Water 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 09429100 COLORADO RIVER BELOW PALO VERDE DAM, AZ-CA


Riverside County, California
Hydrologic Unit Code 15030104
Latitude  33°43'08.89", Longitude 114°29'51.14" NAD83
Drainage area 182,200  square miles
Contributing drainage area 178,241  square miles
Gage datum 261.81 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 1955-10-01 -> 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 4,940 5,450 7,940 10,300 9,840 9,070 10,000 9,370 7,700 7,210 5,720 5,120
2 4,860 5,510 7,950 10,500 9,860 9,000 9,900 9,100 7,740 7,010 5,780 5,240
3 4,640 5,390 7,970 10,600 9,870 9,110 9,980 9,200 7,580 7,110 5,620 5,260
4 4,680 5,770 7,870 10,700 9,760 9,190 10,100 9,240 7,480 7,050 5,580 5,210
5 4,700 5,960 8,140 10,600 9,610 9,250 9,930 9,080 7,470 6,960 5,640 5,270
6 4,760 6,030 8,400 10,700 9,370 9,500 9,970 9,380 7,310 6,920 5,630 5,090
7 4,720 6,020 8,640 10,700 9,540 9,330 9,790 9,330 7,340 7,080 5,780 4,940
8 4,610 6,060 8,390 10,800 9,620 9,420 9,760 9,250 7,350 7,050 5,680 4,780
9 5,060 5,860 8,510 10,700 9,330 9,240 10,100 9,270 7,520 7,150 5,710 4,780
10 5,000 5,820 8,450 10,900 9,390 9,170 10,100 9,160 7,620 7,240 5,390 4,800
11 4,990 6,230 8,780 10,800 9,250 9,390 10,300 9,100 7,630 6,970 5,470 4,640
12 5,080 6,340 9,160 10,600 9,110 9,350 10,200 8,920 7,750 6,760 5,580 4,870
13 5,170 6,280 9,310 10,700 9,200 9,460 9,870 8,740 7,920 6,730 5,350 4,800
14 5,230 6,320 9,420 10,700 9,130 9,310 9,920 8,830 7,840 6,600 5,540 4,770
15 5,230 6,440 9,220 10,700 9,180 9,380 9,800 8,840 7,640 6,530 5,290 4,800
16 5,390 6,470 9,390 10,800 8,990 9,310 9,860 8,770 7,660 6,590 5,280 4,700
17 5,230 6,510 9,370 10,900 8,850 9,420 9,830 8,600 7,720 6,610 5,150 4,760
18 5,130 6,550 9,310 10,800 8,830 9,520 9,950 8,440 7,890 6,330 5,170 4,640
19 5,070 6,820 9,610 10,600 8,810 9,750 9,890 8,500 7,990 6,090 5,250 4,610
20 5,110 7,230 9,770 10,800 8,910 9,590 9,820 8,460 7,780 5,890 5,040 4,490
21 5,220 7,030 10,000 10,500 9,030 9,710 9,780 8,360 7,760 6,050 5,120 4,090
22 5,430 7,260 9,960 10,400 9,030 9,580 9,760 8,450 7,600 6,150 4,890 3,390
23 5,430 7,150 9,970 10,400 9,000 9,670 9,870 8,100 7,610 6,040 5,030 2,660
24 5,180 7,260 9,960 10,600 8,720 9,920 9,870 8,290 7,770 6,010 5,020 3,640
25 5,260 7,610 9,970 10,600 8,760 9,720 9,760 8,230 7,740 5,660 4,860 4,290
26 5,330 7,700 10,200 10,200 8,730 9,830 9,630 8,190 7,750 5,740 4,940 4,230
27 5,230 7,590 10,300 10,000 8,760 10,000 9,640 7,820 7,800 5,630 4,950 4,050
28 5,210 7,650 10,200 9,910 8,960 9,780 9,440 7,760 7,780 5,760 5,080 4,060
29 5,410 7,980 10,100 9,770 8,880 9,790 9,480 7,770 7,250 5,900 5,070 3,790
30 5,600   10,400 9,780 9,040 9,950 9,500 7,690 7,190 5,950 5,060 3,750
31 5,490   10,200   9,010   9,600 7,830   5,950   4,290