USGS Water-Year Summary 2024
430056075354102 M-178, near Valley Mills NY
Sand and gravel aquifers (glaciated regions)
Ice-Contact Deposits, Pleistocene
LOCATION - Lat 43°00'56", long 75°35'41" referenced to North American Datum of 1927, Madison County, NY, Hydrologic Unit 04140202, 5 mi south of Oneida, on Middle Road, at Valley Mills.
REVISIONS HISTORY - WDR NY-91-3: 1990 water level; WDR NY-99-3: 1995 water level.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 15 ft. Upper casing diameter 6 in; top of first opening 16 ft, bottom of last opening 16 ft. Well filled in from original depth of 16 ft, cased to 16 ft, open end. Elevation of land-surface datum 573.76 ft above NGVD of 1929 and 573.23 ft above NAVD of 1988.
DATUM - Land-surface datum is 573.76 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of shelter shelf, 3.09 ft above land-surface datum, Jun. 25, 2019 to present.
PERIOD OF RECORD - April 1975 to August 1995, December 1996 to current year. April 1975 to May 1986, digital recorder at same site and datum. Weekly observer readings May 1986 to December 1988. Electronic data recorder at same site and datum December 1988 to February 1991. Periodic measurements with chalked tape, February 1991 to August 1995 and October 1996 to February 1997.
GAGE - Water-stage recorder--15 minute; periodic measurements by USGS personnel.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 2.60 ft below land-surface datum, Mar. 5, 1979; lowest water level measured, 11.19 ft below land-surface datum, Sept. 27, 1995 and Oct. 11-14, 2012.