USGS Water-Year Summary 2024
394236075272101 330342 Penns Grove 24
Northern Atlantic Coastal Plain aquifer system
Magothy-Raritan-Potomac Aquifer System, Upper Aquifer
LOCATION - Lat 39°42'37.7", long 75°27'25.4" referenced to North American Datum of 1927, Carneys Point Township, Salem County, NJ, Hydrologic Unit 02040206, Golfview-Pedricktown Rd.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 51 ft. Upper casing diameter 6 in; top of first opening 46 ft, bottom of last opening 51 ft. Drilled observation well.
DATUM - Land-surface datum is 17.94 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of 6 inch casing, 1.7 ft above land-surface datum, Jan. 31, 1942 to present.
PERIOD OF RECORD - January 1942 to October 1975, March 1977, November 1988, November 1993, April 1995, November 1998, November 2003, November 2005, June 2005 to current year.
GAGE - Water-level recorder with telemetry.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 5.24 ft below land surface datum, Apr 17, 2007; lowest, 26.50 ft below land surface datum, Mar 7, 1969.