USGS Groundwater for USA: Water Levels -- 1 sites

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Groundwater levels for the Nation

Search Results -- 1 sites found

USGS 404736073321201 N 4245. 1

Nassau County, New York

Latitude 40°47'46", Longitude 73°32'11" NAD27

Land-surface elevation 222.0 feet above NGVD29

The depth of the well is 571 feet below land surface.

This well is completed in the Northern Atlantic Coastal Plain aquifer system (S100NATLCP) national aquifer.

This well is completed in the Magothy Aquifer (211MAGT) local aquifer.

Date	? Water-level date-time accuracy	? Parameter code	Water level, feet below land surface	Water level, feet above specific vertical datum	Referenced vertical datum	? Status	? Method of measurement	? Measuring agency	? Source of measurement	? Water-level approval status
1970-03-05	D	62610		79.18	NGVD29	1	O	USGS	S	A
1970-03-05	D	62611		78.07	NAVD88	1	O	USGS	S	A
1970-03-05	D	72019	142.82			1	O	USGS	S	A
1971-03-10	D	62610		80.94	NGVD29	1	O	USGS	S	A
1971-03-10	D	62611		79.83	NAVD88	1	O	USGS	S	A
1971-03-10	D	72019	141.06			1	O	USGS	S	A
1972-03-14	D	62610		80.12	NGVD29	1	O	USGS	S	A
1972-03-14	D	62611		79.01	NAVD88	1	O	USGS	S	A
1972-03-14	D	72019	141.88			1	O	USGS	S	A
1973-03-02	D	62610		83.74	NGVD29	1	O	USGS	S	A
1973-03-02	D	62611		82.63	NAVD88	1	O	USGS	S	A
1973-03-02	D	72019	138.26			1	O	USGS	S	A
1974-03-26	D	62610		83.09	NGVD29	1	O	USGS	S	A
1974-03-26	D	62611		81.98	NAVD88	1	O	USGS	S	A
1974-03-26	D	72019	138.91			1	O	USGS	S	A
1975-03-18	D	62610		76.79	NGVD29	1	O	USGS	S	A
1975-03-18	D	62611		75.68	NAVD88	1	O	USGS	S	A
1975-03-18	D	72019	145.21			1	O	USGS	S	A
1976-03-19	D	62610		73.34	NGVD29	1	O	USGS	S	A
1976-03-19	D	62611		72.23	NAVD88	1	O	USGS	S	A
1976-03-19	D	72019	148.66			1	O	USGS	S	A
1977-03-29	D	62610		70.39	NGVD29	1	O	USGS	S	A
1977-03-29	D	62611		69.28	NAVD88	1	O	USGS	S	A
1977-03-29	D	72019	151.61			1	O	USGS	S	A

Section	Code	Description
Water-level date-time accuracy	D	Date is accurate to the Day
Parameter code	62610	Groundwater level above NGVD 1929, feet
Parameter code	62611	Groundwater level above NAVD 1988, feet
Parameter code	72019	Depth to water level, feet below land surface
Referenced vertical datum	NAVD88	North American Vertical Datum of 1988
Referenced vertical datum	NGVD29	National Geodetic Vertical Datum of 1929
Status	1	Static
Method of measurement	O	Observed.
Measuring agency	USGS	U.S. Geological Survey
Source of measurement	S	Measured by personnel of reporting agency.
Water-level approval status	A	Approved for publication -- Processing and review completed.