Warning: Javascript must be enabled to use all the features on this page!

Page Loading - Please Wait...

Click to hideNews Bulletins

Water-Year Summary for Site 09521100

Click to hide Water-Year Summary instructions and information
  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00060 Discharge(Mean)  

Water year 2023: 2023-10-01 to 2024-09-30

Print this page
USGS Water-Year Summary 2023
LOCATION - Lat 32°43'54", long 114°37'55" referenced to North American Datum of 1927, in SW 1/4 SW 1/4 sec.26, T.16 S., R.22 E., Imperial County, CA, Hydrologic Unit 15030107, San Bernardino meridian, on right bank 1,000 ft. downstream from Yuma Main Canal wasteway, 0.6 mi. downstream from former gaging station on Colorado River at Yuma, 1.1 mi. northwest of downtown post office in Yuma, 5.2 mi. downstream from Gila River, and 6.4 mi. upstream from northerly international boundary.
DRAINAGE AREA - 246,500 mi². Approximately, including all closed basins entirely within the drainage boundary, primarily 3,959 mi² in the Great Divide basin of southern Wyoming is noncontributing.
PERIOD OF RECORD - Oct. 1963 to current year. If records for Yuma Main Canal wasteway at Yuma (sta. 09525000) and Reservation Main Drain No. 4 (sta. 09530000) are subtracted from records at this station, records equivalent to those published 1902-64 as "Colorado River at Yuma" (sta. 09521000) can be obtained.
GAGE - Water-stage recorder. Datum of gage is 104.05 ft above NAVD of 1988. 
REMARKS - Records are rated good. Natural flow of stream affected by trans-mountain diversions, storage reservoirs, power developments, ground-water withdrawals and diversions for irrigation, municipal, and industrial uses, and return flows from irrigated areas.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum gage height since at least 1878, 34.0 ft, Jan. 22, 1916, discharge, 250,000 ft³/s, at former gaging station at Yuma.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 31,600 ft³/s, Aug. 19, 1983, gage height, 26.67 ft; maximum gage height, 27.67 ft, July 4, 1983; minimum daily discharge, 260 ft³/s, Jan. 17, 1970.