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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 84 - 85 years of record in, ft3/s   (Calculation Period 1934-10-01 -> 2019-09-30)

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 8,240 9,840 11,500 13,600 13,200 13,300 14,500 14,100 12,100 10,900 9,200 8,580
2 8,120 9,720 11,300 13,600 13,100 13,400 14,600 14,200 11,900 11,000 9,030 8,550
3 8,050 9,770 11,400 13,700 13,100 13,600 14,900 14,100 12,000 10,900 9,030 8,620
4 8,030 9,940 11,900 13,700 13,000 13,600 14,800 13,900 12,000 10,800 9,020 8,550
5 8,130 9,930 11,900 13,700 12,800 13,800 14,800 14,100 11,900 10,700 8,930 8,530
6 8,200 10,100 11,900 13,900 12,900 13,700 14,600 14,100 11,900 10,600 9,050 8,610
7 8,390 10,200 11,800 13,900 13,000 13,700 14,600 14,100 12,100 10,500 8,930 8,600
8 8,570 10,400 11,800 13,900 12,900 13,700 14,700 14,200 12,100 10,500 8,930 8,550
9 8,460 10,100 11,800 13,900 12,900 13,600 14,900 14,000 11,900 10,600 8,680 8,610
10 8,550 10,200 12,000 13,800 12,800 13,600 14,900 14,000 12,000 10,500 8,750 8,620
11 8,570 10,100 12,300 13,800 12,900 13,800 15,000 14,000 11,900 10,400 8,790 8,730
12 8,650 10,100 12,600 13,800 13,000 13,900 14,700 13,600 12,000 10,200 8,670 8,770
13 8,790 10,100 12,800 13,800 13,000 13,900 14,800 13,500 12,100 10,100 8,790 8,770
14 8,710 10,200 12,800 13,800 13,000 13,900 14,700 13,500 12,000 10,000 8,740 8,790
15 8,940 10,400 13,000 13,800 12,900 13,900 14,600 13,400 11,900 10,000 8,690 8,740
16 8,930 10,100 13,100 13,800 12,900 14,000 14,700 13,200 11,800 10,100 8,570 8,750
17 9,020 9,980 13,200 13,900 13,000 14,000 14,700 13,100 11,900 9,920 8,520 8,780
18 8,970 10,300 13,500 13,800 13,000 14,200 14,700 13,100 11,900 9,700 8,670 8,790
19 9,110 10,800 13,600 13,900 13,000 14,300 14,500 13,100 11,800 9,460 8,530 8,730
20 9,150 10,900 13,600 13,700 13,100 14,400 14,500 13,000 11,700 9,440 8,490 8,490
21 9,370 11,000 13,700 13,700 13,100 14,300 14,400 12,900 11,600 9,350 8,410 7,860
22 9,460 11,000 13,500 13,900 13,100 14,500 14,400 12,900 11,600 9,230 8,360 7,040
23 9,420 10,900 13,500 13,900 12,900 14,700 14,500 12,800 11,600 9,240 8,290 7,960
24 9,570 11,200 13,600 13,900 12,900 14,700 14,300 12,800 11,500 9,000 8,130 8,290
25 9,590 11,300 13,600 13,600 13,000 14,700 14,300 12,700 11,500 9,070 8,130 8,350
26 9,710 11,300 13,600 13,400 13,000 14,900 14,300 12,500 11,600 9,000 8,220 8,430
27 9,610 11,200 13,700 13,300 13,000 14,800 14,300 12,400 11,600 9,150 8,420 8,410
28 9,770 11,600 13,500 13,200 13,100 14,800 14,300 12,400 11,300 9,220 8,450 8,290
29 9,740 12,200 13,500 13,000 13,300 14,900 14,300 12,300 11,200 9,220 8,410 7,900
30 9,730   13,300 13,200 13,300 14,900 14,400 12,300 11,100 9,380 8,530 8,210
31 9,710   13,400   13,400   14,200 12,200   9,200   8,370