LOCATION.--Lat 43°01'20.8", long
74°52'30.3" referenced to North American Datum of
1983, Herkimer County, NY, Hydrologic Unit 02020004, at Little
Falls.
WELL CHARACTERISTICS.--Depth 97 ft. Upper casing
diameter 6 in; top of first opening 37 ft, bottom of last
opening 94 ft. Well filled in from original depth of 100 ft,
cased to 21 ft, open hole.
DATUM.--Land-surface datum is 426.4 ft above North
American Vertical Datum of 1988. Measuring point: Top of
casing, 6.15 ft above land-surface datum, Jul. 27, 2009 to
present; Top of shelter shelf, 6.3 ft above land-surface datum,
Nov. 2, 2016 to present.
PERIOD OF RECORD.--October 2008 to current year.
GAGE.--Water-stage recorder--15 minute; periodic manual
measurements by USGS personnel.
EXTREMES FOR PERIOD OF RECORD.--Highest water level,
33.34 ft below land-surface datum, June 28, 2013; lowest water
level recorded, 66.55 ft below land-surface datum, Aug. 14,
2011, but may have been lower during period of instrument
malfunction.