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Groundwater levels for New York

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USGS 404124073420901 N 2413. 2

Nassau County, New York
Latitude  40°41'25", Longitude  73°42'10" NAD27
Land-surface elevation 51.0 feet above NGVD29
The depth of the well is 514 feet below land surface.
The depth of the hole is 526 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
Graph of data
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
1948-02-28 D62610 28.28NGVD291OUSGSSA
1948-02-28 D62611 27.17NAVD881OUSGSSA
1948-02-28 D7201922.72  1OUSGSSA
1948-04-03 D62610 28.77NGVD291OUSGSSA
1948-04-03 D62611 27.66NAVD881OUSGSSA
1948-04-03 D7201922.23  1OUSGSSA
1948-05-01 D62610 28.84NGVD291OUSGSSA
1948-05-01 D62611 27.73NAVD881OUSGSSA
1948-05-01 D7201922.16  1OUSGSSA
1948-06-04 D62610 29.03NGVD291OUSGSSA
1948-06-04 D62611 27.92NAVD881OUSGSSA
1948-06-04 D7201921.97  1OUSGSSA
1948-07-02 D62610 29.17NGVD291OUSGSSA
1948-07-02 D62611 28.06NAVD881OUSGSSA
1948-07-02 D7201921.83  1OUSGSSA
1948-07-30 D62610 29.64NGVD291OUSGSSA
1948-07-30 D62611 28.53NAVD881OUSGSSA
1948-07-30 D7201921.36  1OUSGSSA
1948-08-27 D62610 29.20NGVD291OUSGSSA
1948-08-27 D62611 28.09NAVD881OUSGSSA
1948-08-27 D7201921.80  1OUSGSSA
1970-03-02 D62610 13.82NGVD291OUSGSSA
1970-03-02 D62611 12.71NAVD881OUSGSSA
1970-03-02 D7201937.18  1OUSGSSA
1972-03-14 D62610 10.14NGVD291OUSGSSA
1972-03-14 D62611 9.03NAVD881OUSGSSA
1972-03-14 D7201940.86  1OUSGSSA
1974-03-26 D62610 -3.88NGVD291OUSGSSA
1974-03-26 D62611 -4.99NAVD881OUSGSSA
1974-03-26 D7201954.88  1OUSGSSA
1975-03-19 D62610 1.52NGVD291OUSGSSA
1975-03-19 D62611 0.41NAVD881OUSGSSA
1975-03-19 D7201949.48  1OUSGSSA
1976-03-18 D62610 3.66NGVD291OUSGSSA
1976-03-18 D62611 2.55NAVD881OUSGSSA
1976-03-18 D7201947.34  1OUSGSSA
1978-03-21 D62610 13.33NGVD291OUSGSSA
1978-03-21 D62611 12.22NAVD881OUSGSSA
1978-03-21 D7201937.67  1OUSGSSA
1979-03-16 D62610 12.33NGVD291OUSGSSA
1979-03-16 D62611 11.22NAVD881OUSGSSA
1979-03-16 D7201938.67  1OUSGSSA
1983-03-29 D62610 7.65NGVD291OUSGSSA
1983-03-29 D62611 6.54NAVD881OUSGSSA
1983-03-29 D7201943.35  1OUSGSSA
1984-05-0912:30 UTCm62610 14.01NGVD291OUSGSSA
1984-05-0912:30 UTCm62611 12.90NAVD881OUSGSSA
1984-05-0912:30 UTCm7201936.99  1OUSGSSA
1985-05-0810:58 UTCm62610 12.94NGVD291OUSGSSA
1985-05-0810:58 UTCm62611 11.83NAVD881OUSGSSA
1985-05-0810:58 UTCm7201938.06  1OUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
Water-level date-time accuracymDate is accurate to the Minute
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.