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Groundwater levels for the Nation

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Agency code = usgs
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  • 404125073325004
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USGS 404125073325004 N 1445. 2

Nassau County, New York
Latitude  40°41'25", Longitude  73°32'50" NAD27
Land-surface elevation 42.0 feet above NGVD29
The depth of the well is 25 feet below land surface.
The depth of the hole is 25 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
1958-06-03 D62610 31.96NGVD291OUSGSSA
1958-06-03 D62611 30.79NAVD881OUSGSSA
1958-06-03 D7201910.04  1OUSGSSA
1958-12-29 D62610 31.78NGVD291OUSGSSA
1958-12-29 D62611 30.61NAVD881OUSGSSA
1958-12-29 D7201910.22  1OUSGSSA
1959-05-19 D62610 31.67NGVD291OUSGSSA
1959-05-19 D62611 30.50NAVD881OUSGSSA
1959-05-19 D7201910.33  1OUSGSSA
1959-10-30 D62610 30.93NGVD291OUSGSSA
1959-10-30 D62611 29.76NAVD881OUSGSSA
1959-10-30 D7201911.07  1OUSGSSA
1960-04-19 D62610 32.66NGVD291OUSGSSA
1960-04-19 D62611 31.49NAVD881OUSGSSA
1960-04-19 D720199.34  1OUSGSSA
1960-06-23 D62610 31.49NGVD291OUSGSSA
1960-06-23 D62611 30.32NAVD881OUSGSSA
1960-06-23 D7201910.51  1OUSGSSA
1961-01-12 D62610 32.13NGVD291OUSGSSA
1961-01-12 D62611 30.96NAVD881OUSGSSA
1961-01-12 D720199.87  1OUSGSSA
1961-07-25 D62610 32.04NGVD291OUSGSSA
1961-07-25 D62611 30.87NAVD881OUSGSSA
1961-07-25 D720199.96  1OUSGSSA
1961-10-25 D62610 32.21NGVD291OUSGSSA
1961-10-25 D62611 31.04NAVD881OUSGSSA
1961-10-25 D720199.79  1OUSGSSA
1962-01-11 D62610 32.92NGVD291OUSGSSA
1962-01-11 D62611 31.75NAVD881OUSGSSA
1962-01-11 D720199.08  1OUSGSSA
1962-03-28 D62610 33.16NGVD291OUSGSSA
1962-03-28 D62611 31.99NAVD881OUSGSSA
1962-03-28 D720198.84  1OUSGSSA
1963-09-27 D62610 30.45NGVD291OUSGSSA
1963-09-27 D62611 29.28NAVD881OUSGSSA
1963-09-27 D7201911.55  1OUSGSSA
1965-03-18 D62610 31.45NGVD291OUSGSSA
1965-03-18 D62611 30.28NAVD881OUSGSSA
1965-03-18 D7201910.55  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.