USGS Groundwater for USA: Water Levels -- 1 sites

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USGS 404421073262301 N 9980. 1

Agency code =	usgs
site_no list =	404421073262301
Minimum number of levels =	1

Nassau County, New York

Latitude 40°44'21", Longitude 73°26'23" NAD27

Land-surface elevation 81.0 feet above NGVD29

The depth of the well is 58 feet below land surface.

The depth of the hole is 58 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 Glacial Aquifer, Upper (112GLCLU) local aquifer.

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Date	Time	? 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
1986-05-19	16:35 UTC	m	62610		55.81	NGVD29	1	O	USGS	S	A
1986-05-19	16:35 UTC	m	62611		54.60	NAVD88	1	O	USGS	S	A
1986-05-19	16:35 UTC	m	72019	25.19			1	O	USGS	S	A
1990-03-26	16:20 UTC	m	62610		58.69	NGVD29	1	O	USGS	S	A
1990-03-26	16:20 UTC	m	62611		57.48	NAVD88	1	O	USGS	S	A
1990-03-26	16:20 UTC	m	72019	22.31			1	O	USGS	S	A
1991-03-20	14:00 UTC	m	62610		60.70	NGVD29	1	O	USGS	S	A
1991-03-20	14:00 UTC	m	62611		59.49	NAVD88	1	O	USGS	S	A
1991-03-20	14:00 UTC	m	72019	20.30			1	O	USGS	S	A
1992-03-17	15:00 UTC	m	62610		56.45	NGVD29	1	O	USGS	S	A
1992-03-17	15:00 UTC	m	62611		55.24	NAVD88	1	O	USGS	S	A
1992-03-17	15:00 UTC	m	72019	24.55			1	O	USGS	S	A
1993-03-23	14:30 UTC	m	62610		56.74	NGVD29	1	O	USGS	S	A
1993-03-23	14:30 UTC	m	62611		55.53	NAVD88	1	O	USGS	S	A
1993-03-23	14:30 UTC	m	72019	24.26			1	O	USGS	S	A
1994-04-01	14:10 UTC	m	62610		55.69	NGVD29	1	O	USGS	S	A
1994-04-01	14:10 UTC	m	62611		54.48	NAVD88	1	O	USGS	S	A
1994-04-01	14:10 UTC	m	72019	25.31			1	O	USGS	S	A
1995-03-14	13:50 UTC	m	62610		52.66	NGVD29	1	O	USGS	S	A
1995-03-14	13:50 UTC	m	62611		51.45	NAVD88	1	O	USGS	S	A
1995-03-14	13:50 UTC	m	72019	28.34			1	O	USGS	S	A
1996-03-14	14:25 UTC	m	62610		51.58	NGVD29	1	O	USGS	S	A
1996-03-14	14:25 UTC	m	62611		50.37	NAVD88	1	O	USGS	S	A
1996-03-14	14:25 UTC	m	72019	29.42			1	O	USGS	S	A
1997-03-12	14:45 UTC	m	62610		54.91	NGVD29	1	O	USGS	S	A
1997-03-12	14:45 UTC	m	62611		53.70	NAVD88	1	O	USGS	S	A
1997-03-12	14:45 UTC	m	72019	26.09			1	O	USGS	S	A
1998-03-25	15:24 UTC	m	62610		56.29	NGVD29	1	S	USGS	S	A
1998-03-25	15:24 UTC	m	62611		55.08	NAVD88	1	S	USGS	S	A
1998-03-25	15:24 UTC	m	72019	24.71			1	S	USGS	S	A

Section	Code	Description
Water-level date-time accuracy	m	Date is accurate to the Minute
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.
Method of measurement	S	Steel-tape measurement.
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.