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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 09429600 COLORADO RIVER BELOW LAGUNA DAM, AZ-CA


Imperial County, California
Hydrologic Unit Code 15030107
Latitude  32°48'44", Longitude 114°30'51" NAD27
Drainage area 188,600  square miles
Contributing drainage area 184,600  square miles
Gage datum 123.05 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 1971-10-01 -> 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 1,540 1,590 1,330 1,200 963 1,290 1,600 1,620 1,590 1,380 1,100 1,250
2 1,480 1,630 1,390 1,180 954 1,270 1,600 1,640 1,580 1,390 1,100 1,220
3 1,490 1,600 1,460 1,180 976 1,250 1,580 1,660 1,550 1,370 1,110 1,220
4 1,520 1,570 1,450 1,210 985 1,270 1,590 1,630 1,600 1,350 1,170 1,190
5 1,500 1,490 1,280 1,220 1,000 1,300 1,580 1,620 1,560 1,350 1,210 1,160
6 1,480 1,380 1,190 1,240 1,040 1,300 1,580 1,660 1,520 1,340 1,190 1,170
7 1,490 1,330 1,160 1,230 935 1,310 1,540 1,660 1,530 1,370 1,150 1,200
8 1,510 1,360 1,280 1,230 938 1,310 1,580 1,630 1,510 1,370 1,150 1,200
9 1,520 1,370 1,270 1,140 964 1,310 1,590 1,630 1,500 1,300 1,170 1,240
10 1,540 1,350 1,140 1,160 1,020 1,310 1,580 1,660 1,540 1,310 1,130 1,240
11 1,540 1,320 1,080 1,190 1,100 1,310 1,570 1,660 1,580 1,290 1,120 1,300
12 1,530 1,310 1,070 1,160 1,140 1,270 1,570 1,650 1,550 1,310 1,150 1,310
13 1,570 1,300 1,070 1,120 1,090 1,240 1,580 1,640 1,540 1,320 1,180 1,300
14 1,580 1,320 1,110 1,060 1,050 1,260 1,620 1,650 1,500 1,230 1,140 1,300
15 1,540 1,280 1,210 1,060 1,130 1,230 1,650 1,680 1,500 1,250 1,140 1,300
16 1,510 1,260 1,290 1,060 1,170 1,240 1,620 1,700 1,500 1,230 1,140 1,290
17 1,480 1,250 1,340 1,030 1,260 1,230 1,630 1,770 1,540 1,270 1,130 1,310
18 1,480 1,270 1,360 1,040 1,220 1,240 1,600 1,820 1,550 1,260 1,160 1,320
19 1,520 1,250 1,270 1,100 1,190 1,230 1,580 1,810 1,540 1,310 1,150 1,320
20 1,540 1,250 1,270 1,150 1,190 1,230 1,570 1,730 1,470 1,310 1,130 1,340
21 1,570 1,250 1,250 1,160 1,210 1,230 1,630 1,670 1,470 1,270 1,170 1,330
22 1,580 1,300 1,240 1,140 1,230 1,210 1,650 1,650 1,460 1,230 1,200 1,330
23 1,550 1,330 1,280 1,050 1,230 1,240 1,660 1,700 1,450 1,250 1,260 1,330
24 1,540 1,340 1,240 1,000 1,260 1,310 1,630 1,670 1,480 1,270 1,220 1,390
25 1,560 1,280 1,250 1,010 1,300 1,420 1,620 1,720 1,470 1,260 1,200 1,470
26 1,550 1,330 1,270 1,020 1,300 1,550 1,670 1,640 1,510 1,240 1,270 1,410
27 1,590 1,340 1,260 1,030 1,320 1,520 1,640 1,640 1,490 1,180 1,370 1,420
28 1,650 1,300 1,260 1,100 1,330 1,540 1,650 1,780 1,500 1,190 1,310 1,410
29 1,620 1,490 1,250 1,080 1,290 1,570 1,600 1,750 1,450 1,160 1,330 1,390
30 1,580   1,260 983 1,300 1,610 1,620 1,570 1,440 1,100 1,300 1,380
31 1,590   1,230   1,290   1,610 1,560   1,090   1,390