LOCATION.--Lat 42°43'11.3", long 73°42'39.2" referenced to North American Datum of 1983, Albany County, NY, Hydrologic Unit 02020006, at Watervliet.
WELL CHARACTERISTICS.--Depth 46 ft. Upper casing diameter 4 in; top of first opening 36 ft, bottom of last opening 46 ft. Cased to 36 ft (screen, 36 ft to 46 ft).
DATUM.--Land-surface datum is 68.68 ft above North American Vertical Datum of 1988. Measuring point: Top of casing, 2.1 ft above land-surface datum, Apr. 10, 2008 to present; Top of shelter shelf, 3.11 ft above land-surface datum, Aug. 26, 2014 to Oct. 22, 2019; Top of shelter shelf, 3.1 ft above land-surface datum, Oct. 22, 2019 to present.  
PERIOD OF RECORD.--April 2008 to current year.
GAGE.--Water-stage recorder--15 minute; periodic manual measurements by USGS personnel.
EXTREMES FOR PERIOD OF RECORD.--Highest water level, 2.62 ft below land-surface datum, Sept. 30, 2015; lowest water level, 6.59 ft below land-surface datum, Sept. 23, 2019, Feb. 1, 2, 2022.

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