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Water-Year Summary for Site 08403500

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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 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
08403500 CARLSBAD MAIN CANAL AT HEAD, NEAR CARLSBAD, NM
LOCATION - Lat 32°29'25.42", long 104°15'09.82" referenced to North American Datum of 1983, Eddy County, NM, Hydrologic Unit 13060011, on right bank 220 ft downstream from headgates in Avalon Dam, and 3.3 mi north of Carlsbad, and at Pecos River mile 467.2.
SURFACE-WATER RECORDS
PERIOD OF RECORD - July 1939 to current year (monthly discharge only, July 1939 to September 1965). January 1941 to March 1951 published in WSP 1732.
GAGE - Water-stage recorder with satellite telemetry, crest-stage gage and concrete control. Datum of gage is 3141.50 ft above NAVD88 as determined by a GNSS Level II rapid-static survey performed by the USGS on June 17, 2020. Prior to Mar. 1951, at site 20 ft upstream at datum 0.9 ft higher.
REMARKS - Water years 2014-2015; records poor. Water year 2023; records fair. Water years 2016-2022; records good except for estimated discharges, which are fair. Carlsbad Main Canal diverts water from Lake Avalon (station 08403800) for irrigation of about 25,000 acres in the Carlsbad Irrigation District. About 1,600 acres are irrigated on the left bank, most of it upstream from gaging station 08405200. The remaining acreage (most of which is downstream from station 08405200) is on the right bank. No flow many days.