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Groundwater levels for the Nation

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  • 403950073361302
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USGS 403950073361302 N 1443. 1

Nassau County, New York
Latitude  40°39'49", Longitude  73°36'12" NAD27
Land-surface elevation 18.0 feet above NGVD29
The depth of the well is 24 feet below land surface.
The depth of the hole is 24 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
1950-09-08 D62610 12.55NGVD291OUSGSSA
1950-09-08 D62611 11.41NAVD881OUSGSSA
1950-09-08 D720195.45  1OUSGSSA
1951-01-02 D62610 12.59NGVD291OUSGSSA
1951-01-02 D62611 11.45NAVD881OUSGSSA
1951-01-02 D720195.41  1OUSGSSA
1951-05-22 D62610 12.28NGVD291OUSGSSA
1951-05-22 D62611 11.14NAVD881OUSGSSA
1951-05-22 D720195.72  1OUSGSSA
1951-12-04 D62610 12.79NGVD291OUSGSSA
1951-12-04 D62611 11.65NAVD881OUSGSSA
1951-12-04 D720195.21  1OUSGSSA
1952-06-23 D62610 13.03NGVD291OUSGSSA
1952-06-23 D62611 11.89NAVD881OUSGSSA
1952-06-23 D720194.97  1OUSGSSA
1952-10-27 D62610 12.70NGVD291OUSGSSA
1952-10-27 D62611 11.56NAVD881OUSGSSA
1952-10-27 D720195.30  1OUSGSSA
1979-06-06 D62610 12.43NGVD291OUSGSSA
1979-06-06 D62611 11.29NAVD881OUSGSSA
1979-06-06 D720195.57  1OUSGSSA
1979-09-11 D62610 11.78NGVD291OUSGSSA
1979-09-11 D62611 10.64NAVD881OUSGSSA
1979-09-11 D720196.22  1OUSGSSA
1979-12-06 D62610 11.72NGVD291OUSGSSA
1979-12-06 D62611 10.58NAVD881OUSGSSA
1979-12-06 D720196.28  1OUSGSSA
1980-03-20 D62610 12.46NGVD291OUSGSSA
1980-03-20 D62611 11.32NAVD881OUSGSSA
1980-03-20 D720195.54  1OUSGSSA
1980-06-30 D62610 12.68NGVD291OUSGSSA
1980-06-30 D62611 11.54NAVD881OUSGSSA
1980-06-30 D720195.32  1OUSGSSA
1980-09-05 D62610 11.72NGVD291OUSGSSA
1980-09-05 D62611 10.58NAVD881OUSGSSA
1980-09-05 D720196.28  1OUSGSSA
1980-12-18 D62610 12.19NGVD291OUSGSSA
1980-12-18 D62611 11.05NAVD881OUSGSSA
1980-12-18 D720195.81  1OUSGSSA
1981-03-10 D62610 12.55NGVD291OUSGSSA
1981-03-10 D62611 11.41NAVD881OUSGSSA
1981-03-10 D720195.45  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.