USGS Water-Year Summary 2024
385709074512801 090302 Coast Guard 800 Obs NJ Permit Number 37-03628-9
Northern Atlantic Coastal Plain aquifer system
Kirkwood Formation, Lower Sand
LOCATION - Lat 38°57'09", long 74°51'28" referenced to North American Datum of 1927, Lower Township, Cape May County, NJ, Hydrologic Unit 02040302, at the Cape May National Wildlife Refuge.
REVISIONS HISTORY -
On 2/15/2024, period between 2/7/2023 at 1300 and 5/4/2023 at 1553 was revised due to an incorrect correction applied to this period.
On 2/15/2024, period between 7/6/2023 at 0815 and 9/25/2023 at 0930 was revised due to an incorrect correction applied to this period.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 903 ft. Upper casing diameter 4 in; top of first opening 883 ft, bottom of last opening 893 ft. Drilled artesian well.
DATUM - Land-surface datum is 5 ft above National Geodetic Vertical Datum of 1929. Measuring point: TOP OF CASING, 2.03 ft above land-surface datum, Sep. 7, 1989 to Feb. 1, 1990; Top of shelf, 3.05 ft above land-surface datum, Jan. 31, 1990 to Jan. 19, 2018; Top of base of locking cap, 2.58 ft above land-surface datum, Jan. 18, 2018 to present.
PERIOD OF RECORD - February 1990 to current year.
GAGE - Water-level recorder.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 16.04 ft below land surface datum, Apr 21, 1991; lowest, 39.95 ft below land surface datum, Oct 25, 2023.
WATER-QUALITY RECORDS
WELL CHARACTERISTICS - Depth 903 ft. Upper casing diameter 4 in; top of first opening 883 ft, bottom of last opening 893 ft. Drilled artesian well.
DATUM - Land-surface datum is 5 ft above National Geodetic Vertical Datum of 1929. Measuring point: TOP OF CASING, 2.03 ft above land-surface datum, Sep. 7, 1989 to Feb. 1, 1990; Top of shelf, 3.05 ft above land-surface datum, Jan. 31, 1990 to Jan. 19, 2018; Top of base of locking cap, 2.58 ft above land-surface datum, Jan. 18, 2018 to present.
PERIOD OF RECORD - 2005-08-05 to present. Chloride sampling occurs periodically at this site.