USGS Water-Year Summary 2024
410804074424401 370206 Fairgrounds 7 Obs NJ Permit Number 22-28916
Sand and gravel aquifers (glaciated regions)
Stratified Drift
LOCATION - Lat 41°08'04", long 74°42'44" referenced to North American Datum of 1927, Frankford Township, Sussex County, NJ, Hydrologic Unit 02020007, at Sussex County Fairgrounds.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 80 ft. Upper casing diameter 6 in; top of first opening 59 ft, bottom of last opening 80 ft. Drilled observation well.
DATUM - Land-surface datum is 528.5 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of base of locking cap, 2.46 ft above land-surface datum, May 30, 2007 to present.
PERIOD OF RECORD - April 1991 to current year.
GAGE - Water-level recorder.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 29.99 ft below land surface datum, Oct 4, 2011; lowest, 34.04 ft below land surface datum, Jan 3, 1999.