USGS Water-Year Summary 2024
414124070311401 Sandwich well MA-SDW 527-0055 (90MW0063)
Sand and gravel aquifers (glaciated regions)
Outwash
LOCATION - Lat 41°41'24.09", long 70°31'14.36" referenced to North American Datum of 1927, Barnstable County, MA, Hydrologic Unit 01090002, 880 ft north of Snake Pond, 4,700 ft west of State Route 130, 1,000 ft east of the eastern boundary of the Massachusetts Military Reservation, Sandwich, MA.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 55 ft. Upper casing diameter 2.5 in; top of first opening 50 ft, bottom of last opening 55 ft.
DATUM - Land-surface datum is 86.1 ft above National Geodetic Vertical Datum of 1929. Measuring point: top of 2.5-inch PVC casing, 0.17 ft below land-surface datum, Oct. 25, 1996, to present.
PERIOD OF RECORD - January 2002 to current year.
GAGE - Digital recorder with telephone telemeter.
COOPERATION - U.S. Army Environmental Command.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 11.21 ft below land-surface datum, June 24, 2010; lowest, 21.46 ft below land-surface datum, Nov. 11, 2002.