LOCATION.--Lat 40°38'27.5", long 74°06'01.6" referenced to North American Datum of 1983, Richmond County, NY, Hydrologic Unit 02030104, at Snug Harbor Cultural Center, southern end of southeast parking lot near Fillmore Street entrance, Livingston, Staten Island.
WELL CHARACTERISTICS.--Depth 70 ft. Upper casing diameter 2 in; top of first opening 30 ft, bottom of last opening 40 ft.
DATUM.--Land-surface datum is 57 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of casing, 0.23 ft below land-surface datum, 56.77 ft above land-surface datum, Jul. 23, 2004 to present.
PERIOD OF RECORD.--July 2004 to April 2015, June 2024 to current year.
GAGE.--Water level recorder installed November 2005 to September 2013. Periodic manual measurements by USGS personnel.
EXTREMES FOR PERIOD OF RECORD.--Highest water level recorded, 35.43 ft above NGVD of 1929, Sept. 29, 2011; lowest recorded, 21.53 ft above NGVD of 1929, Feb. 15, 2011.

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