USGS Water-Year Summary 2018
09524000 YUMA MAIN CANAL AT SIPHON-DROP POWERPLANT, NEAR YUMA, AZ
LOCATION - Lat 32°46'36", long 114°38'05" referenced to North American Datum of 1927, in NE 1/4 SE 1/4 SE 1/4 sec.10, T.16 S., R.22 E., Imperial County, CA, Hydrologic Unit 15030107, San Bernardino meridian, 500 ft from turnout from All-American Canal to Yuma Main Canal, 4.0 mi north of Yuma, and 14.9 mi downstream from intake of All-American Canal at Imperial Dam.
PERIOD OF RECORD - July 1926 to current year. Prior to October 1938, monthly discharge only published in WSP 1313.
GAGE - None.
COOPERATION - 10 minute flow readings from the electric generators are furnished by Yuma County Water Users' Association. Mean daily discharge is computed by USGS.
EXTREMES FOR PERIOD OF RECORD - 1930 to current year: Maximum daily discharge, 2,040 ft³/s, Nov. 11, 1943; no flow for several days in 1937-39, 1945, 2006, and 2009.