USGS Water-Year Summary 2025
403927073360601 N 14419. 1
Northern Atlantic Coastal Plain aquifer system
Magothy Aquifer
LOCATION - Lat 40°39'26.8", long 73°36'05.5" referenced to North American Datum of 1983, Nassau County, NY, Hydrologic Unit is unknown,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 170 ft. Upper casing diameter UPPERCASINGDIAMETER; top of first opening OPENTOPVALUE, bottom of last opening OPENBOTTOMVALUE.
DATUM - Land-surface datum is 15 ft above North American Vertical Datum of 1988. Measuring point: MEASURINGPOINT.