USGS Water-Year Summary 2024
421438071165601 MA-DVW 10R DOVER, MA
Sand and gravel aquifers (glaciated regions)
Ice-Contact Deposits, Including Eskers and Kames
LOCATION - Lat 42°14'38", long 71°16'56" referenced to North American Datum of 1983, Norfolk County, MA, Hydrologic Unit 01090001,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 52.2 ft. Upper casing diameter 2 in; top of first opening 49.41 ft, bottom of last opening 52.2 ft.
DATUM - Land-surface datum is 160.16 ft above North American Vertical Datum of 1988. Measuring point: TRANSFER, 0 ft above land-surface datum, Nov. 1, 1964 to Nov. 8, 2017; Black mark on top of white PVC casing, 2.64 ft above land-surface datum, Nov. 8, 2017 to present; Black mark on top of white PVC casing, 162.8 ft above land-surface datum, Jul. 30, 2019 to present.