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Groundwater levels for the Nation

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  • 403856073371002
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USGS 403856073371002 N 1448. 1

Nassau County, New York
Latitude  40°38'56", Longitude  73°37'10" NAD27
Land-surface elevation 35.0 feet above NGVD29
The depth of the well is 18 feet below land surface.
The depth of the hole is 18 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
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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
1952-06-23 D62610 31.38NGVD291OUSGSSA
1952-06-23 D62611 30.24NAVD881OUSGSSA
1952-06-23 D720193.62  1OUSGSSA
1979-06-08 D62610 29.97NGVD291OUSGSSA
1979-06-08 D62611 28.83NAVD881OUSGSSA
1979-06-08 D720195.03  1OUSGSSA
1979-09-14 D62610 29.54NGVD291OUSGSSA
1979-09-14 D62611 28.40NAVD881OUSGSSA
1979-09-14 D720195.46  1OUSGSSA
1979-12-11 D62610 28.93NGVD291OUSGSSA
1979-12-11 D62611 27.79NAVD881OUSGSSA
1979-12-11 D720196.07  1OUSGSSA
1980-03-18 D62610 26.96NGVD291OUSGSSA
1980-03-18 D62611 25.82NAVD881OUSGSSA
1980-03-18 D720198.04  1OUSGSSA
1980-05-29 D62610 27.17NGVD291OUSGSSA
1980-05-29 D62611 26.03NAVD881OUSGSSA
1980-05-29 D720197.83  1OUSGSSA
1980-09-04 D62610 26.46NGVD291OUSGSSA
1980-09-04 D62611 25.32NAVD881OUSGSSA
1980-09-04 D720198.54  1OUSGSSA
1980-12-19 D62610 26.48NGVD291OUSGSSA
1980-12-19 D62611 25.34NAVD881OUSGSSA
1980-12-19 D720198.52  1OUSGSSA
1981-03-13 D62610 26.89NGVD291OUSGSSA
1981-03-13 D62611 25.75NAVD881OUSGSSA
1981-03-13 D720198.11  1OUSGSSA
1981-06-03 D62610 25.99NGVD291OUSGSSA
1981-06-03 D62611 24.85NAVD881OUSGSSA
1981-06-03 D720199.01  1OUSGSSA
1981-09-15 D62610 25.60NGVD291OUSGSSA
1981-09-15 D62611 24.46NAVD881OUSGSSA
1981-09-15 D720199.40  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.