LOCATION--Lat 42°03'51", long 73°19'36", Berkshire County, Hydrologic Unit 01100005, 100 ft east of U.S. Highway 7 and ft north of Hewins Road in Sheffield.
AQUIFER--Sand and gravel, glaciated regions; undifferentiated, stratified deposits.
WELL CHARACTERISTICS--Drilled observation water-table well, depth 32 ft, screened 30 to 32 ft.
INSTRUMENTATION--Digital recorder with cellular telephone telemeter, November 2013 to current year. Monthly measurements prior to November 2013.
DATUM--Elevation of land-surface datum of well is 680 ft above National Geodetic Vertical Datum of 1929, from topographic map. Measuring point: top of well casing, 1.60 ft above land-surface datum.
PERIOD OF RECORD-- October 1987 to current year.
COOPERATION BY--Massachusetts Department of Conservation and Recreation, Office of Water Resources.