USGS Groundwater for USA: Water Levels -- 1 sites

USGS Home
Contact USGS
Search USGS

USGS Water Resources

Data Category:
Geographic Area:

Warning: Javascript must be enabled to use all the features on this page!

Page Loading - Please Wait...

Click to hideNews Bulletins

Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

Groundwater levels for the Nation

Nassau County, New York

Latitude 40°41'59", Longitude 73°34'36" NAD27

Land-surface elevation 42 feet above NGVD29

The depth of the well is 18 feet below land surface.

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
1989-10-25	D	62610		37.75	NGVD29	1	O	USGS	S	A
1989-10-25	D	62611		36.59	NAVD88	1	O	USGS	S	A
1989-10-25	D	72019	4.25			1	O	USGS	S	A
1990-01-17	D	62610		37.31	NGVD29	1	O	USGS	S	A
1990-01-17	D	62611		36.15	NAVD88	1	O	USGS	S	A
1990-01-17	D	72019	4.69			1	O	USGS	S	A
1990-03-27	D	62610		37.43	NGVD29	1	O	USGS	S	A
1990-03-27	D	62611		36.27	NAVD88	1	O	USGS	S	A
1990-03-27	D	72019	4.57			1	O	USGS	S	A
1990-06-19	D	62610		37.75	NGVD29	1	O	USGS	S	A
1990-06-19	D	62611		36.59	NAVD88	1	O	USGS	S	A
1990-06-19	D	72019	4.25			1	O	USGS	S	A
1990-08-16	D	62610		37.38	NGVD29	1	O	USGS	S	A
1990-08-16	D	62611		36.22	NAVD88	1	O	USGS	S	A
1990-08-16	D	72019	4.62			1	O	USGS	S	A
1990-10-30	D	62610		37.66	NGVD29	1	O	USGS	S	A
1990-10-30	D	62611		36.50	NAVD88	1	O	USGS	S	A
1990-10-30	D	72019	4.34			1	O	USGS	S	A
1991-03-21	D	62610		37.57	NGVD29	1	O	USGS	S	A
1991-03-21	D	62611		36.41	NAVD88	1	O	USGS	S	A
1991-03-21	D	72019	4.43			1	O	USGS	S	A
1991-06-25	D	62610		37.33	NGVD29	1	O	USGS	S	A
1991-06-25	D	62611		36.17	NAVD88	1	O	USGS	S	A
1991-06-25	D	72019	4.67			1	O	USGS	S	A
1991-10-23	D	62610		35.58	NGVD29	1	O	USGS	S	A
1991-10-23	D	62611		34.42	NAVD88	1	O	USGS	S	A
1991-10-23	D	72019	6.42			1	O	USGS	S	A
1992-03-16	D	62610		34.61	NGVD29	1	O	USGS	S	A
1992-03-16	D	62611		33.45	NAVD88	1	O	USGS	S	A
1992-03-16	D	72019	7.39			1	O	USGS	S	A
1992-06-29	D	62610		34.10	NGVD29	1	O	USGS	S	A
1992-06-29	D	62611		32.94	NAVD88	1	O	USGS	S	A
1992-06-29	D	72019	7.90			1	O	USGS	S	A

**Explanation**
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.

U.S. Department of the Interior | U.S. Geological Survey
Title: Groundwater for USA: Water Levels
URL: https://nwis.waterdata.usgs.gov/nwis/gwlevels?

Page Contact Information: USGS Water Data Support Team
Page Last Modified: 2024-11-26 04:09:45 EST
0.36 0.24 nadww02