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 08405200

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
00010 Temperature, water(Mean)  
00060 Discharge(Mean)  
00095 Specific cond at 25C(Mean)  

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

Print this page
USGS Water-Year Summary 2020
LOCATION - Lat 32°24'33.39", long 104°12'53.90" referenced to North American Datum of 1983, Eddy County, NM, Hydrologic Unit 13060011, on left bank 700 ft downstream from mouth of Dark Canyon Draw, 0.3 mi downstream from Lower Tansill Dam and Bataan recreational area, 0.8 mi downstream from bridge on U.S. Highway 62-180 in Carlsbad, and at mile 459.1.
WATER QUALITY STATION: Lat 32°24'39.76", long 104°13'03.77" referenced to North American Datum of 1983, Eddy County, NM, Hydrologic Unit 13060011, on right bank 1,000 ft downstream of Lower Tansill dam and Bataan recreational area.
DRAINAGE AREA - 18,550 mi². (approximate contributing area)
PERIOD OF RECORD - January 1970 to current year.
GAGE - Water-stage recorder with satellite telemetry, crest-stage gage and concrete control. Elevation of gage is 3,075.19 ft above NGVD of 1929.
REMARKS - Water years 2014-2019; records good except for estimated discharges, which are poor. Flow regulated by Lake Avalon (station 08403800) 8.1 mi upstream and by several other reservoirs and up to Nov. 1982 at low stages by power plant. Power plant discontinued operation Nov. 1982. Diversions and ground-water withdrawals upstream from station for irrigation of about 198,000 acres; supplemental ground-water withdrawals irrigate about 23,000 acres downstream, 1959 determination.
EXTREMES OUTSIDE PERIOD OF RECORD - The flood of Aug. 23, 1966, reached a stage of about 22 ft, discharge not determined. (For dates of other historical floods see station 08404000.)