LOCATION.--Lat 40°39'38.8", long 73°47'25.7" referenced to North American Datum of 1983, Queens County, NY, Hydrologic Unit 02030202, at John F. Kennedy International Airport, east side of North Boundary Road, south of 150th Avenue, southernmost well in grassy area.
WELL CHARACTERISTICS.--Depth 23 ft. Upper casing diameter 2 in; top of first opening 11 ft, bottom of last opening 23 ft.
DATUM.--Land-surface datum is 12 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of coupling, 1.00 ft below land -surface datum, 11.0 ft above land-surface datum, Dec. 30, 1981 to present.
PERIOD OF RECORD.--December 1981 to June 2013, March 2024 to current year.
GAGE.--Water level recorder installed December 1999 to November 2012. Periodic manual measurements by USGS personnel.
REMARKS.--Water level affected by tidal fluctuation and local dewatering.
EXTREMES FOR PERIOD OF RECORD.--Highest water level recorded, 6.60 ft above NGVD of 1929, Sept. 9, 2011; lowest recorded, 1.08 ft below NGVD of 1929, June 3, 2003.

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