USGS Water-Year Summary 2018
301336093183002 Cu- 771
Coastal lowlands aquifer system
200-foot Sand of Lake Charles Area
LOCATION - Lat 30°13'36", long 93°18'30" referenced to North American Datum of 1927, in sec.5, T.10 S., R.9 W., Calcasieu Parish, LA, Hydrologic Unit 08080206,
WELL CHARACTERISTICS - Depth 241 ft. Upper casing diameter 2.00 in; top of first opening 231 ft, bottom of last opening 241 ft.
DATUM - Land-surface datum is 17.76 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of 4-in. coupling, 2.28 ft above land-surface datum, Nov. 7, 2013, to present.
PERIOD OF RECORD - Discrete measurements from 1963-1985, 1989 to present.
Continuous record from November 2013 to present.
GAGE - A logger recording measurements at 15-minute intervals.
COOPERATION - Louisiana Department of Natural Resources.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 50.56 ft below land-surface datum (recorded), May 27, 2015; Lowest water level 83.83 ft below land surface datum (measured), Jul 21, 1971.