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Groundwater levels for the Nation

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USGS 404126073325002 N 1445. 1

Nassau County, New York
Latitude  40°41'25", Longitude  73°32'50" NAD27
Land-surface elevation 43.0 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.
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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 34.31NGVD291OUSGSSA
1952-06-23 D62611 33.14NAVD881OUSGSSA
1952-06-23 D720198.69  1OUSGSSA
1952-10-28 D62610 32.86NGVD291OUSGSSA
1952-10-28 D62611 31.69NAVD881OUSGSSA
1952-10-28 D7201910.14  1OUSGSSA
1953-04-04 D62610 34.52NGVD291OUSGSSA
1953-04-04 D62611 33.35NAVD881OUSGSSA
1953-04-04 D720198.48  1OUSGSSA
1953-09-29 D62610 32.86NGVD291OUSGSSA
1953-09-29 D62611 31.69NAVD881OUSGSSA
1953-09-29 D7201910.14  1OUSGSSA
1954-04-30 D62610 32.21NGVD291OUSGSSA
1954-04-30 D62611 31.04NAVD881OUSGSSA
1954-04-30 D7201910.79  1OUSGSSA
1954-09-29 D62610 31.39NGVD291OUSGSSA
1954-09-29 D62611 30.22NAVD881OUSGSSA
1954-09-29 D7201911.61  1OUSGSSA
1955-04-14 D62610 32.41NGVD291OUSGSSA
1955-04-14 D62611 31.24NAVD881OUSGSSA
1955-04-14 D7201910.59  1OUSGSSA
1955-08-01 D62610 31.03NGVD291OUSGSSA
1955-08-01 D62611 29.86NAVD881OUSGSSA
1955-08-01 D7201911.97  1OUSGSSA
1955-12-09 D62610 32.33NGVD291OUSGSSA
1955-12-09 D62611 31.16NAVD881OUSGSSA
1955-12-09 D7201910.67  1OUSGSSA
1956-04-25 D62610 32.74NGVD291OUSGSSA
1956-04-25 D62611 31.57NAVD881OUSGSSA
1956-04-25 D7201910.26  1OUSGSSA
1956-12-07 D62610 31.71NGVD291OUSGSSA
1956-12-07 D62611 30.54NAVD881OUSGSSA
1956-12-07 D7201911.29  1OUSGSSA
1957-05-08 D62610 32.11NGVD291OUSGSSA
1957-05-08 D62611 30.94NAVD881OUSGSSA
1957-05-08 D7201910.89  1OUSGSSA
1957-08-02 D62610 30.53NGVD291OUSGSSA
1957-08-02 D62611 29.36NAVD881OUSGSSA
1957-08-02 D7201912.47  1OUSGSSA
1979-06-06 D62610 33.34NGVD291OUSGSSA
1979-06-06 D62611 32.17NAVD881OUSGSSA
1979-06-06 D720199.66  1OUSGSSA
1979-09-12 D62610 30.73NGVD291OUSGSSA
1979-09-12 D62611 29.56NAVD881OUSGSSA
1979-09-12 D7201912.27  1OUSGSSA
1979-12-04 D62610 31.12NGVD291OUSGSSA
1979-12-04 D62611 29.95NAVD881OUSGSSA
1979-12-04 D7201911.88  1OUSGSSA
1980-03-17 D62610 31.15NGVD291OUSGSSA
1980-03-17 D62611 29.98NAVD881OUSGSSA
1980-03-17 D7201911.85  1OUSGSSA
1980-05-27 D62610 32.12NGVD291OUSGSSA
1980-05-27 D62611 30.95NAVD881OUSGSSA
1980-05-27 D7201910.88  1OUSGSSA
1980-09-02 D62610 29.79NGVD291OUSGSSA
1980-09-02 D62611 28.62NAVD881OUSGSSA
1980-09-02 D7201913.21  1OUSGSSA
1980-12-16 D62610 30.01NGVD291OUSGSSA
1980-12-16 D62611 28.84NAVD881OUSGSSA
1980-12-16 D7201912.99  1OUSGSSA
1981-03-04 D62610 28.49NGVD291OUSGSSA
1981-03-04 D62611 27.32NAVD881OUSGSSA
1981-03-04 D7201914.51  1OUSGSSA
1981-06-09 D62610 27.66NGVD291OUSGSSA
1981-06-09 D62611 26.49NAVD881OUSGSSA
1981-06-09 D7201915.34  1OUSGSSA
1981-09-10 D62610 27.94NGVD291OUSGSSA
1981-09-10 D62611 26.77NAVD881OUSGSSA
1981-09-10 D7201915.06  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.