LOCATION.--Lat 43°13'08.2", long
78°54'44.0" referenced to North American Datum of
1983, Niagara County, NY, Hydrologic Unit 04130001, 1.4 mi
south of the intersection of Route 93 and Ransomville Road,
near Ransomville.
WELL CHARACTERISTICS.--Depth 23 ft. Upper casing
diameter 48 in; top of first opening 0 ft, bottom of last
opening 24 ft. Well filled in from original depth of 24 ft,
cased to 24 ft (stone lined). Elevation of land-surface datum
is 335.95 ft above NGVD of 1929 and 335.40 ft above NAVD of
1988.
DATUM.--Land-surface datum is 335.4 ft above North
American Vertical Datum of 1988. Measuring point: Top of
shelter shelf, 3.43 ft above land-surface datum, Aug. 10, 2016
to present.
PERIOD OF RECORD.--August 1972 to September 1997 and
October 2004 to current year. Records for August 1972 to
September 1976 are unpublished and available in files of the
U.S. Geological Survey.
REVISIONS HISTORY.--WDR NY-97-3: 1983 to 1991 water
level. The elevation of land-surface datum was revised from
336.66 ft above NGVD of 1929 to 335.95 ft above NGVD of 1929 on
February 26, 2021.
GAGE.--Water-stage recorder--15-minute; periodic
measurements made by USGS personnel.
REMARKS.--Satellite water-level telemeter at
station.
EXTREMES FOR PERIOD OF RECORD.--Highest water level,
0.10 ft below land-surface datum. Mar. 26, 2007; lowest water
level, 13.88 ft below land-surface datum, Dec. 21, 1991.