USGS Water-Year Summary 2024
404455074203202 130096 East Orange Shallow Obs NJ Permit Number 25-34870
Sand and gravel aquifers (glaciated regions)
Stratified Drift
LOCATION - Lat 40°44'55", long 74°20'32" referenced to North American Datum of 1927, Millburn Township, Essex County, NJ, Hydrologic Unit 02030103, at East Orange Water Company, JFK Blvd. and Parsonage Hill Rd.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 84 ft. Upper casing diameter 6 in; top of first opening 79 ft, bottom of last opening 84 ft. Drilled observation well.
DATUM - Land-surface datum is 184.7 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of shelf, 2.40 ft above land-surface datum, Apr. 1, 1992 to present.
PERIOD OF RECORD - April 1991 to current year.
GAGE - Water-level recorder.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 26.93 ft below land surface datum, Nov 01, 2012; lowest, 67.69 ft below land surface datum, Sep 4, 1996.