LOCATION.--Lat 40°39'31.4", long
73°48'27.4" referenced to North American Datum of
1983, Queens County, NY, Hydrologic Unit 02030202, at John F.
Kennedy International Airport, in grassy area at Federal
Circle, 160 ft west of Federal Circle Loop Road, near Bergan
Road split, just east of Van Wyck Expressway, northernmost
well, South Ozone Park.
WELL CHARACTERISTICS.--Depth 400 ft. Upper casing
diameter 4 in; top of first opening 290 ft, bottom of last
opening 310 ft.
DATUM.--Land-surface datum is 22.7 ft above National
Geodetic Vertical Datum of 1929. Measuring point: Northside top
of casing, 21.764 ft above land-surface datum, UNDEFINED BEGIN
DATE to present; Top of coupling, 1.30 ft below land-surface
datum, 21.4 ft above land-surface datum, Dec. 30, 1981 to Aug.
6, 2024.
PERIOD OF RECORD.--December 1981 to May 2018, May 2024
to current year. Unpublished records for December 1981 to
September 1987 are available in files of the U.S. Geological
Survey.
GAGE.--Water level recorder installed August 2024 to
current year. Periodic manual measurements made by USGS
personnel.
REMARKS.--Water level affected by tidal fluctuation and
local dewatering.
EXTREMES FOR PERIOD OF RECORD.--Highest water level
measured, 5.00 ft above NGVD of 1929, May 1, 2018; lowest
measured, 1.32 ft below NGVD of 1929, Sept. 26, 1983.