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Groundwater levels for the Nation

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USGS 403807073350201 N 1169. 1

Nassau County, New York
Latitude  40°38'06", Longitude  73°35'01" NAD27
Land-surface elevation 5.0 feet above NGVD29
The depth of the well is 24 feet below land surface.
The depth of the hole is 24 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
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
1946-09-25 D62610 0.23NGVD291OUSGSSA
1946-09-25 D62611 -0.92NAVD881OUSGSSA
1946-09-25 D720194.77  1OUSGSSA
1949-01-07 D62610 1.50NGVD291OUSGSSA
1949-01-07 D62611 0.35NAVD881OUSGSSA
1949-01-07 D720193.50  1OUSGSSA
1949-06-17 D62610 0.75NGVD291OUSGSSA
1949-06-17 D62611 -0.40NAVD881OUSGSSA
1949-06-17 D720194.25  1OUSGSSA
1949-11-02 D62610 1.91NGVD291OUSGSSA
1949-11-02 D62611 0.76NAVD881OUSGSSA
1949-11-02 D720193.09  1OUSGSSA
1950-04-21 D62610 1.46NGVD291OUSGSSA
1950-04-21 D62611 0.31NAVD881OUSGSSA
1950-04-21 D720193.54  1OUSGSSA
1950-08-31 D62610 2.51NGVD291OUSGSSA
1950-08-31 D62611 1.36NAVD881OUSGSSA
1950-08-31 D720192.49  1OUSGSSA
1950-12-20 D62610 1.60NGVD291OUSGSSA
1950-12-20 D62611 0.45NAVD881OUSGSSA
1950-12-20 D720193.40  1OUSGSSA
1951-05-16 D62610 0.29NGVD291OUSGSSA
1951-05-16 D62611 -0.86NAVD881OUSGSSA
1951-05-16 D720194.71  1OUSGSSA
1951-11-26 D62610 0.52NGVD291OUSGSSA
1951-11-26 D62611 -0.63NAVD881OUSGSSA
1951-11-26 D720194.48  1OUSGSSA
1952-06-13 D62610 2.71NGVD291OUSGSSA
1952-06-13 D62611 1.56NAVD881OUSGSSA
1952-06-13 D720192.29  1OUSGSSA
1952-10-17 D62610 0.33NGVD291OUSGSSA
1952-10-17 D62611 -0.82NAVD881OUSGSSA
1952-10-17 D720194.67  1OUSGSSA
1953-03-26 D62610 2.30NGVD291OUSGSSA
1953-03-26 D62611 1.15NAVD881OUSGSSA
1953-03-26 D720192.70  1OUSGSSA
1953-09-21 D62610 2.11NGVD291OUSGSSA
1953-09-21 D62611 0.96NAVD881OUSGSSA
1953-09-21 D720192.89  1OUSGSSA
1954-04-21 D62610 1.69NGVD291OUSGSSA
1954-04-21 D62611 0.54NAVD881OUSGSSA
1954-04-21 D720193.31  1OUSGSSA
1954-09-21 D62610 1.32NGVD291OUSGSSA
1954-09-21 D62611 0.17NAVD881OUSGSSA
1954-09-21 D720193.68  1OUSGSSA
1955-04-04 D62610 0.53NGVD291OUSGSSA
1955-04-04 D62611 -0.62NAVD881OUSGSSA
1955-04-04 D720194.47  1OUSGSSA
1955-07-21 D62610 2.00NGVD291OUSGSSA
1955-07-21 D62611 0.85NAVD881OUSGSSA
1955-07-21 D720193.00  1OUSGSSA
1955-11-30 D62610 1.18NGVD291OUSGSSA
1955-11-30 D62611 0.03NAVD881OUSGSSA
1955-11-30 D720193.82  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.