USGS Water-Year Summary 2025
391145074520401 090510 Belleplain Mw 44 NJ Permit Number 35-20735
Northern Atlantic Coastal Plain aquifer system
Cohansey Sand-Kirkwood Formation
LOCATION - Lat 39°11'45", long 74°52'04" referenced to North American Datum of 1927, Dennis Township, Cape May County, NJ, Hydrologic Unit 02040206, Old Robbins Trail, Belleplain State Forest. Updated coordinates as of December 2016: 39.19606900 -74.86677000
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 11 ft. Upper casing diameter 2 in; top of first opening 6 ft, bottom of last opening 11 ft. Drilled water-table well.
DATUM - Land-surface datum is 10 ft above National Geodetic Vertical Datum of 1929. Measuring point: Transfer MP created for migration, 0 ft above land-surface datum, Jul. 3, 2000 to Jul. 24, 2001; Top of protective casing, 1.95 ft above land-surface datum, Jul. 23, 2001 to present.
PERIOD OF RECORD - August 2001 to current year.
GAGE - Water-level recorder.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 0.54 ft below land surface datum, Oct 30, 2012; lowest, 4.76 ft below land surface datum, Aug 22-24, 2002.
WATER-QUALITY RECORDS
WELL CHARACTERISTICS - Depth 11 ft. Upper casing diameter 2 in; top of first opening 6 ft, bottom of last opening 11 ft. Drilled water-table well.
DATUM - Land-surface datum is 10 ft above National Geodetic Vertical Datum of 1929. Measuring point: Transfer MP created for migration, 0 ft above land-surface datum, Jul. 3, 2000 to Jul. 24, 2001; Top of protective casing, 1.95 ft above land-surface datum, Jul. 23, 2001 to present.
PERIOD OF RECORD - AGWQMN sampling: 2000, 2005, 2010, 2017, 2020, 2023