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Water-Year Summary for Site 07351500

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  • 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)  
00065 Gage height(Mean)  

Water year 2021: 2021-10-01 to 2022-09-30
 

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USGS Water-Year Summary 2021
07351500 Cypress Bayou near Keithville, LA
LOCATION - Lat 32°18'00", long 93°49'40" referenced to North American Datum of 1983, in SW 1/4 sec.8, T.15 N., R.14 W., Caddo Parish, LA, Hydrologic Unit 11140206, on downstream side of bridge on U.S. Highway 171, immediately downstream from Texas and Pacific Railroad bridge, 2.0 mi south of Keithville, and 6.0 mi upstream from mouth of Boggy Bayou.
DRAINAGE AREA - 66 mi².
REVISIONS HISTORY - WSP 1211: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Sept. 26, 1938 to September 1957. October 1957 to September 1982 (annual maximum). Oct. 4, 1982, to current year.
GAGE - Water-stage recorder. Datum of gage is 162.63 ft above NAVD of 1988 (levels by Louisiana Dept. of Transportation and Development). Prior to Oct. 1, 2009 datum of gage was 162.13 ft above NGVD of 1929 (levels by Corps of Engineers).
REMARKS - Records fair above 50 ft³/s and poor below, except for periods of estimated record, which are poor. Satellite telemetry at station.
EXTREMES OUTSIDE PERIOD OF RECORD - The flood of July 1933 reached a stage of 18.0 ft, from floodmark.