LOCATION.--Lat 42°35'30.6", long
74°19'17.0" referenced to North American Datum of
1983, Schoharie County, NY, Hydrologic Unit 02020005, at
Middleburgh.
WELL CHARACTERISTICS.--Depth 19.5 ft. Upper casing
diameter 2 in; top of first opening 4.9 ft, bottom of last
opening 14.7 ft. Cased to 4.9 ft (screen, 4.9 ft to 14.7
ft).
DATUM.--Land-surface datum is 737.96 ft above North
American Vertical Datum of 1988. Measuring point: Top of
casing, 3.99 ft above land-surface datum, Aug. 5, 2015 to Oct.
4, 2021; Top of casing, 4.0 ft above land-surface datum, Oct.
4, 2021 to present.
PERIOD OF RECORD.--April 2006 to current year.
REVISIONS HISTORY.--Groundwater levels for the period
Aug. 9, 2016 at 11:00 to Nov. 30, 2016 at 11:00 were revised on
Mar. 20, 2018, because a correction was applied
incorrectly.
GAGE.--Water-stage recorder--15 minute; periodic manual
measurements by USGS personnel.
REMARKS.--Satellite water-level telemeter at
station.
EXTREMES FOR PERIOD OF RECORD.--Highest water level
recorded, 3.65 ft below land-surface datum, Aug. 29, 2011;
lowest water level recorded, 9.93 ft below land-surface datum,
Sept. 29, 30, Oct. 1, 2010.
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