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Water-Year Summary for Site 09429100

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Mean)  

Water year 2020: 2019-10-01 to 2020-09-30
 

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USGS Water-Year Summary 2020
09429100 COLORADO RIVER BELOW PALO VERDE DAM, AZ-CA
LOCATION - Lat 33°43'10", long 114°29'50" referenced to North American Datum of 1927, in NE 1/4 SE 1/4 NW 1/4 sec.002, T.4 N., R.22 W., Riverside County, CA, Hydrologic Unit 15030104, on right bank 1.2 mi downstream from Palo Verde Diversion Dam, 9.5 mi northeast of Blythe, CA and 11 mi upstream from Ehrenberg, AZ. Gila and Salt River meridian.
DRAINAGE AREA - 182,200 mi² of which 3,959 mi² probably is noncontributing, including 3,959 square miles in Great Divide Basin in southern Wyoming which is noncontributing.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Mar. 1956 to Mar. 1969, Oct. 1988 to current year. If records for the two Colorado River Indian Reservation drains entering below Palo Verde Dam are subtracted from records for this station, records equivalent to those published 1969-1988 as "Colorado River at Palo Verde Dam" can be obtained.
GAGE - Water-stage recorder. Datum of gage is 260.00 ft above sea level. Mar. 1956 to Mar. 1969, at site 120 ft upstream at same datum.
REMARKS - Records rated good except for estimated days which are poor. Many diversions above station for irrigation, municipal, and industrial uses. Flow regulated by Lake Mead, Lake Mohave, and Lake Havasu.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum daily discharge, 42,300 ft³/s June 30, 1983.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 24,300 ft³/s Mar. 21, 1958; maximum gage height, 17.94 ft May 4, 1958; minimum daily discharge, 805 ft³/s estimated Dec. 26, 2014.