LOCATION.--Lat 40°39'31.3", 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, southernmost
well, South Ozone Park.
WELL CHARACTERISTICS.--Depth 31 ft. Upper casing
diameter 2 in; top of first opening 29 ft, bottom of last
opening 31 ft.
DATUM.--Land-surface datum is 21 ft above National
Geodetic Vertical Datum of 1929. Measuring point: Top of
coupling, 0.26 ft above land-surface datum, 21.26 ft above
land-surface datum, Dec. 30, 1981 to Aug. 6, 2024; Northside
top of casing, 23.011 ft above land-surface datum, Aug. 6, 2024
to present.
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 Unpublished records for December 1981 to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.--Periodic manual measurements by USGS
personnel.
REMARKS.--Water level affected by tidal fluctuation and
local dewatering.
EXTREMES FOR PERIOD OF RECORD.--Highest water level
measured, 4.81 ft above NGVD of 1929, Oct. 26, 2005; lowest
measured, 3.62 ft below NGVD of 1929, Dec. 22, 1998.