USGS Water-Year Summary 2024
415544070033301 MA-WNW 160 WELLFLEET, MA
Sand and gravel aquifers (glaciated regions)
Stratified Deposits, Undifferentiated
LOCATION - Lat 41°55'44.49", long 70°03'33.01" referenced to North American Datum of 1983, Barnstable County, MA, Hydrologic Unit 01090002,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 12.18 ft. Upper casing diameter 2 in; top of first opening 7.18 ft, bottom of last opening 12.18 ft.
DATUM - Land-surface datum is 5.74 ft above North American Vertical Datum of 1988. Measuring point: Black mark top of PVC casing, 0.41 ft below land-surface datum, May. 15, 2017 to present.
PERIOD OF RECORD - June 2017 to August 2022.
GAGE - Electronic submersible pressure sensor recorder. Barometric pressure sensor recorder.
EXTREMES FOR PERIOD OF RECORD - Highest daily water level, 3.36 ft below land-surface datum, Mar. 08, 2018; lowest daily water level, 5.23 ft below land surface datum, Mar. 25, 2021.