USGS Water-Year Summary 2018
Coastal lowlands aquifer system
800-foot Sand of Baton Rouge Area
LOCATION - Lat 30°26'42", long 91°08'34" referenced to North American Datum of 1927, in sec.81, T.7 S., R.1 E., East Baton Rouge Parish, LA, Hydrologic Unit 08070202,
WELL CHARACTERISTICS - Depth 855 ft. Upper casing diameter 6 in; top of first opening 835 ft, bottom of last opening 855 ft.
DATUM - Land-surface datum is 44 ft above National Geodetic Vertical Datum of 1929. Measuring point: Hole in gage house floor, 4.3 ft above land-surface datum, Aug. 13, 1997, to present.
PERIOD OF RECORD - Discrete measurements from December 1996 to present. Continuous record from August 1997 to present.
GAGE - Digital recorder. Satellite telemetry at site.
COOPERATION - Capital Area Ground Water Conservation Commission.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 60.93 ft below land-surface datum (measured), February 19, 1997. Lowest water level, 109.51 ft below land-surface datum (recorded), October 08, 2009.