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USGS Daily Statistics for California

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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 09427520 COLORADO RIVER BELOW PARKER DAM, AZ-CA


San Bernardino County, California
Hydrologic Unit Code 15030104
Latitude  34°17'44", Longitude 114°08'22" NAD27
Drainage area 182,700  square miles
Contributing drainage area 178,700  square miles
Gage datum 300.54 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 1934-10-01 -> 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 8,140 9,850 11,400 13,500 13,200 13,300 14,500 14,000 12,000 10,800 9,140 8,490
2 8,020 9,740 11,300 13,500 13,100 13,400 14,500 14,100 11,900 10,900 8,970 8,460
3 7,970 9,780 11,300 13,700 13,100 13,600 14,900 14,000 11,900 10,800 8,970 8,500
4 7,940 9,870 11,800 13,600 13,000 13,500 14,700 13,900 11,900 10,800 8,950 8,450
5 8,040 9,870 11,700 13,600 12,700 13,800 14,800 14,100 11,800 10,600 8,840 8,430
6 8,080 10,000 11,800 13,800 12,800 13,700 14,600 14,100 11,800 10,500 8,980 8,510
7 8,270 10,100 11,600 13,800 12,900 13,700 14,600 14,100 12,100 10,400 8,840 8,500
8 8,450 10,300 11,700 13,800 12,900 13,700 14,700 14,100 12,000 10,400 8,880 8,450
9 8,340 10,000 11,700 13,700 12,800 13,600 14,800 13,900 11,900 10,500 8,620 8,500
10 8,440 10,100 11,900 13,800 12,800 13,600 14,900 13,900 11,900 10,400 8,700 8,490
11 8,470 9,950 12,200 13,600 12,900 13,700 14,900 13,900 11,900 10,300 8,730 8,620
12 8,550 9,980 12,500 13,700 13,000 13,900 14,700 13,500 11,900 10,200 8,590 8,660
13 8,690 10,000 12,600 13,700 13,000 13,900 14,700 13,400 12,000 10,000 8,720 8,660
14 8,600 10,000 12,600 13,700 13,000 13,900 14,600 13,500 11,900 9,930 8,650 8,690
15 8,850 10,300 12,800 13,800 12,900 13,900 14,600 13,300 11,800 9,940 8,630 8,640
16 8,810 10,000 13,000 13,700 12,800 13,900 14,600 13,200 11,700 10,000 8,520 8,660
17 8,890 9,930 13,000 13,900 13,000 13,900 14,700 13,100 11,800 9,840 8,460 8,670
18 8,860 10,200 13,300 13,800 13,000 14,100 14,600 13,100 11,900 9,670 8,600 8,680
19 9,010 10,800 13,500 13,900 13,000 14,300 14,500 13,100 11,700 9,430 8,440 8,620
20 9,040 10,800 13,500 13,800 13,100 14,300 14,500 13,000 11,700 9,400 8,410 8,370
21 9,260 10,800 13,500 13,700 13,100 14,300 14,400 12,900 11,600 9,330 8,330 7,750
22 9,350 10,900 13,400 13,800 13,100 14,500 14,300 12,800 11,600 9,170 8,280 6,950
23 9,280 10,900 13,400 13,800 12,800 14,700 14,400 12,800 11,600 9,210 8,200 7,850
24 9,470 11,100 13,500 13,900 13,000 14,600 14,300 12,700 11,400 8,930 8,040 8,170
25 9,520 11,200 13,600 13,500 13,000 14,600 14,200 12,600 11,500 9,020 8,060 8,250
26 9,640 11,200 13,500 13,500 13,000 14,800 14,300 12,400 11,500 8,950 8,130 8,320
27 9,550 11,100 13,600 13,300 13,100 14,700 14,200 12,300 11,500 9,120 8,330 8,300
28 9,700 11,500 13,400 13,200 13,000 14,800 14,200 12,400 11,200 9,160 8,350 8,190
29 9,690 12,100 13,500 13,000 13,300 14,800 14,200 12,200 11,100 9,140 8,310 7,790
30 9,630   13,300 13,100 13,300 14,900 14,300 12,200 11,000 9,310 8,430 8,100
31 9,670   13,300   13,400   14,200 12,200   9,100   8,260