Funding for this site is provided by:
GROUNDWATER RECORDS
LOCATION.--Lat 40°46'39", long 74°23'00"
referenced to North American Datum of 1927, Florham Park Borough,
Morris County, NJ, Hydrologic Unit 02030103, at Briarwood School.
WELL CHARACTERISTICS.--Depth 110 ft. Upper casing diameter 6 in;
top of first opening 100 ft, bottom of last opening 110 ft. Drilled
observation well.
DATUM.--Land-surface datum is 198 ft above National Geodetic
Vertical Datum of 1929. Measuring point: Top of shelf, 3.00 ft above
land-surface datum, Mar. 1, 1967 to present.
PERIOD OF RECORD.--March 1967 to current year.
GAGE.--Water-level recorder.
REMARKS.--Water level is affected by nearby pumping.
EXTREMES FOR PERIOD OF RECORD.--Highest water level, 30.09 ft
below land surface datum, Jul 23, 2014; lowest, 65.91 ft below land
surface datum, Dec 26, 2002.
