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Groundwater levels for the Nation

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USGS 404444073400402 N 1124. 2

Nassau County, New York
Latitude  40°44'44", Longitude  73°40'04" NAD27
Land-surface elevation 110.0 feet above NGVD29
The depth of the well is 61 feet below land surface.
The depth of the hole is 61 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.
Output formats
Table of data
Tab-separated data
Graph of data
Reselect period
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
1959-12-01 D62610 58.63NGVD291OUSGSSA
1959-12-01 D62611 57.51NAVD881OUSGSSA
1959-12-01 D7201951.37  1OUSGSSA
1960-06-02 D62610 59.48NGVD291OUSGSSA
1960-06-02 D62611 58.36NAVD881OUSGSSA
1960-06-02 D7201950.52  1OUSGSSA
1960-11-16 D62610 61.20NGVD291OUSGSSA
1960-11-16 D62611 60.08NAVD881OUSGSSA
1960-11-16 D7201948.80  1OUSGSSA
1961-04-04 D62610 61.31NGVD291OUSGSSA
1961-04-04 D62611 60.19NAVD881OUSGSSA
1961-04-04 D7201948.69  1OUSGSSA
1961-07-11 D62610 61.37NGVD291OUSGSSA
1961-07-11 D62611 60.25NAVD881OUSGSSA
1961-07-11 D7201948.63  1OUSGSSA
1961-10-10 D62610 60.94NGVD291OUSGSSA
1961-10-10 D62611 59.82NAVD881OUSGSSA
1961-10-10 D7201949.06  1OUSGSSA
1961-12-14 D62610 60.15NGVD291OUSGSSA
1961-12-14 D62611 59.03NAVD881OUSGSSA
1961-12-14 D7201949.85  1OUSGSSA
1962-03-09 D62610 60.48NGVD291OUSGSSA
1962-03-09 D62611 59.36NAVD881OUSGSSA
1962-03-09 D7201949.52  1OUSGSSA
1962-07-19 D62610 59.75NGVD291OUSGSSA
1962-07-19 D62611 58.63NAVD881OUSGSSA
1962-07-19 D7201950.25  1OUSGSSA
1962-11-28 D62610 58.74NGVD291OUSGSSA
1962-11-28 D62611 57.62NAVD881OUSGSSA
1962-11-28 D7201951.26  1OUSGSSA
1963-03-05 D62610 57.73NGVD291OUSGSSA
1963-03-05 D62611 56.61NAVD881OUSGSSA
1963-03-05 D7201952.27  1OUSGSSA
1963-06-19 D62610 57.31NGVD291OUSGSSA
1963-06-19 D62611 56.19NAVD881OUSGSSA
1963-06-19 D7201952.69  1OUSGSSA
1963-09-12 D62610 55.28NGVD291OUSGSSA
1963-09-12 D62611 54.16NAVD881OUSGSSA
1963-09-12 D7201954.72  1OUSGSSA
1963-12-18 D62610 55.15NGVD291OUSGSSA
1963-12-18 D62611 54.03NAVD881OUSGSSA
1963-12-18 D7201954.85  1OUSGSSA
1964-03-25 D62610 54.93NGVD291OUSGSSA
1964-03-25 D62611 53.81NAVD881OUSGSSA
1964-03-25 D7201955.07  1OUSGSSA
1964-06-18 D62610 54.41NGVD291OUSGSSA
1964-06-18 D62611 53.29NAVD881OUSGSSA
1964-06-18 D7201955.59  1OUSGSSA
1964-11-30 D62610 51.28NGVD291OUSGSSA
1964-11-30 D62611 50.16NAVD881OUSGSSA
1964-11-30 D7201958.72  1OUSGSSA
1965-03-11 D62610 51.39NGVD291OUSGSSA
1965-03-11 D62611 50.27NAVD881OUSGSSA
1965-03-11 D7201958.61  1OUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
Parameter code62610Groundwater level above NGVD 1929, feet
Parameter code62611Groundwater level above NAVD 1988, feet
Parameter code72019Depth to water level, feet below land surface
Referenced vertical datumNAVD88North American Vertical Datum of 1988
Referenced vertical datumNGVD29National Geodetic Vertical Datum of 1929
Status1Static
Method of measurementOObserved.
Measuring agencyUSGSU.S. Geological Survey
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.