USGS Water-Year Summary 2023
073802375 Lake Salvador near Lafitte, LA
LOCATION - Lat 29°46'17", long 90°11'36" referenced to North American Datum of 1983, in T.15 S., R.22 E., Jefferson Parish, LA, Hydrologic Unit 08090301,
DRAINAGE AREA - Indeterminate.
SURFACE-WATER RECORDS
PERIOD OF RECORD - August 1999 to current year.
GAGE - Water-stage recorder. Datum of gage is 8.66 below NAVD 88; prior to June 17, 2009 was 8.03 below NAVD 88. Prior to Dec. 21, 2001, site was located 525 yards west of present site.
COOPERATION - Louisiana Department of Natural Resources.
EXTREMES FOR PERIOD OF RECORD - Maximum recorded gage height, 13.37 ft, Aug. 30, 2012; minimum recorded gage height, 2.51 ft, Jan. 2, 2001 (previous location).
WATER-QUALITY RECORDS
PERIOD OF RECORD - August 1999 to current year.
PERIOD OF DAILY RECORD -
SPECIFIC CONDUCTANCE: August 1999 to current year.
SALINITY: October 2002 to current year.
WATER TEMPERATURE: August 1999 to current year.
INSTRUMENTATION - Water-quality monitor recording specific conductance and water temperature.
EXTREMES FOR PERIOD OF RECORD - SPECIFIC CONDUCTANCE: Maximum recorded, 15,400 microsiemens/cm, Nov. 14, 15, 2000; minimum, 155 microsiemens/cm, Aug. 3, 2004.
SALINITY: Maximum, 8.7 ppt, Sept. 17, 23, 2008; minimum, 0.1 ppt, on many days.
WATER TEMPERATURE: Maximum, 34.2°C, Aug. 2, 2012; minimum, 4.3°C Jan. 4, 2001.