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Groundwater levels for the Nation

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USGS 404338073280404 N 1235. 2

Nassau County, New York
Latitude  40°43'38", Longitude  73°28'04" NAD27
Land-surface elevation 73.0 feet above NGVD29
The depth of the well is 33 feet below land surface.
The depth of the hole is 33 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
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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
1951-05-18 D62610 54.02NGVD291OUSGSSA
1951-05-18 D62611 52.80NAVD881OUSGSSA
1951-05-18 D7201918.98  1OUSGSSA
1951-11-29 D62610 53.01NGVD291OUSGSSA
1951-11-29 D62611 51.79NAVD881OUSGSSA
1951-11-29 D7201919.99  1OUSGSSA
1952-06-18 D62610 55.83NGVD291OUSGSSA
1952-06-18 D62611 54.61NAVD881OUSGSSA
1952-06-18 D7201917.17  1OUSGSSA
1952-10-22 D62610 54.34NGVD291OUSGSSA
1952-10-22 D62611 53.12NAVD881OUSGSSA
1952-10-22 D7201918.66  1OUSGSSA
1953-03-31 D62610 55.38NGVD291OUSGSSA
1953-03-31 D62611 54.16NAVD881OUSGSSA
1953-03-31 D7201917.62  1OUSGSSA
1953-09-24 D62610 54.57NGVD291OUSGSSA
1953-09-24 D62611 53.35NAVD881OUSGSSA
1953-09-24 D7201918.43  1OUSGSSA
1954-04-24 D62610 54.21NGVD291OUSGSSA
1954-04-24 D62611 52.99NAVD881OUSGSSA
1954-04-24 D7201918.79  1OUSGSSA
1954-09-24 D62610 54.15NGVD291OUSGSSA
1954-09-24 D62611 52.93NAVD881OUSGSSA
1954-09-24 D7201918.85  1OUSGSSA
1955-04-07 D62610 54.48NGVD291OUSGSSA
1955-04-07 D62611 53.26NAVD881OUSGSSA
1955-04-07 D7201918.52  1OUSGSSA
1955-07-26 D62610 53.14NGVD291OUSGSSA
1955-07-26 D62611 51.92NAVD881OUSGSSA
1955-07-26 D7201919.86  1OUSGSSA
1955-12-05 D62610 55.27NGVD291OUSGSSA
1955-12-05 D62611 54.05NAVD881OUSGSSA
1955-12-05 D7201917.73  1OUSGSSA
1956-04-16 D62610 55.54NGVD291OUSGSSA
1956-04-16 D62611 54.32NAVD881OUSGSSA
1956-04-16 D7201917.46  1OUSGSSA
1956-11-30 D62610 54.11NGVD291OUSGSSA
1956-11-30 D62611 52.89NAVD881OUSGSSA
1956-11-30 D7201918.89  1OUSGSSA
1957-05-01 D62610 54.54NGVD291OUSGSSA
1957-05-01 D62611 53.32NAVD881OUSGSSA
1957-05-01 D7201918.46  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.