USGS Water-Year Summary 2024
414159070310501 Sandwich well SDW 537-0107
Sand and gravel aquifers (glaciated regions)
Outwash
LOCATION - Lat 41°41'59.55", long 70°31'05.79" referenced to North American Datum of 1927, Barnstable County, MA, Hydrologic Unit 01090002, 1,900 ft northwest of Greenway Road on south side of dirt road intersecting with Greenway Road, 2.0 miles north of Sandwich gate on the Massachusetts Military Reservation.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 106.67 ft. Upper casing diameter 2.0 in; top of first opening 87.13 ft, bottom of last opening 106.67 ft.
DATUM - Land-surface datum is 167.08 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of pvc casing, 2.80 ft above land-surface datum, Sep. 27, 2004, to present.
PERIOD OF RECORD - January 2005 to current year.
GAGE - Digital recorder with telephone telemeter.
COOPERATION - U.S. Army Environmental Command.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 90.64 ft below land-surface datum, June 28, 2010; lowest, 99.54 ft below land-surface datum, January 21 and 28, 2005.