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Groundwater levels for New York

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Agency code = usgs
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  • 404042073403701
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USGS 404042073403701 N 7855. 1

Nassau County, New York
Latitude  40°40'40", Longitude  73°40'36" NAD27
Land-surface elevation 37.0 feet above NGVD29
The depth of the well is 605 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 Magothy Aquifer (211MAGT) 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
1969-11-17 D62610 11.82NGVD291OUSGSSA
1969-11-17 D62611 10.70NAVD881OUSGSSA
1969-11-17 D7201925.18  1OUSGSSA
1970-03-03 D62610 12.47NGVD291OUSGSSA
1970-03-03 D62611 11.35NAVD881OUSGSSA
1970-03-03 D7201924.53  1OUSGSSA
1971-03-09 D62610 10.73NGVD291OUSGSSA
1971-03-09 D62611 9.61NAVD881OUSGSSA
1971-03-09 D7201926.27  1OUSGSSA
1973-03-21 D62610 11.90NGVD291OUSGSSA
1973-03-21 D62611 10.78NAVD881OUSGSSA
1973-03-21 D7201925.10  1OUSGSSA
1974-03-26 D62610 10.72NGVD291OUSGSSA
1974-03-26 D62611 9.60NAVD881OUSGSSA
1974-03-26 D7201926.28  1OUSGSSA
1975-03-18 D62610 9.90NGVD291OUSGSSA
1975-03-18 D62611 8.78NAVD881OUSGSSA
1975-03-18 D7201927.10  1OUSGSSA
1976-03-15 D62610 12.03NGVD291OUSGSSA
1976-03-15 D62611 10.91NAVD881OUSGSSA
1976-03-15 D7201924.97  1OUSGSSA
1976-03-18 D62610 12.77NGVD291OUSGSSA
1976-03-18 D62611 11.65NAVD881OUSGSSA
1976-03-18 D7201924.23  1OUSGSSA
1977-03-22 D62610 7.46NGVD291OUSGSSA
1977-03-22 D62611 6.34NAVD881OUSGSSA
1977-03-22 D7201929.54  1OUSGSSA
1978-03-15 D62610 12.03NGVD291OUSGSSA
1978-03-15 D62611 10.91NAVD881OUSGSSA
1978-03-15 D7201924.97  1OUSGSSA
1979-03-14 D62610 13.94NGVD291OUSGSSA
1979-03-14 D62611 12.82NAVD881OUSGSSA
1979-03-14 D7201923.06  1OUSGSSA
1981-03-09 D62610 9.62NGVD291OUSGSSA
1981-03-09 D62611 8.50NAVD881OUSGSSA
1981-03-09 D7201927.38  1OUSGSSA
1983-03-10 D62610 6.02NGVD291OUSGSSA
1983-03-10 D62611 4.90NAVD881OUSGSSA
1983-03-10 D7201930.98  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.