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Groundwater levels for the Nation

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Agency code = usgs
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  • 404418073370602
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USGS 404418073370602 N 7306. 2

Nassau County, New York
Latitude  40°44'18", Longitude  73°37'06" NAD27
Land-surface elevation 92.0 feet above NGVD29
The depth of the well is 41 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
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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
1951-05-22 D62610 68.08NGVD291OUSGSSA
1951-05-22 D62611 66.93NAVD881OUSGSSA
1951-05-22 D7201923.92  1OUSGSSA
1951-12-04 D62610 66.60NGVD291OUSGSSA
1951-12-04 D62611 65.45NAVD881OUSGSSA
1951-12-04 D7201925.40  1OUSGSSA
1952-06-23 D62610 71.09NGVD291OUSGSSA
1952-06-23 D62611 69.94NAVD881OUSGSSA
1952-06-23 D7201920.91  1OUSGSSA
1952-10-28 D62610 68.14NGVD291OUSGSSA
1952-10-28 D62611 66.99NAVD881OUSGSSA
1952-10-28 D7201923.86  1OUSGSSA
1953-04-03 D62610 70.36NGVD291OUSGSSA
1953-04-03 D62611 69.21NAVD881OUSGSSA
1953-04-03 D7201921.64  1OUSGSSA
1953-09-29 D62610 68.22NGVD291OUSGSSA
1953-09-29 D62611 67.07NAVD881OUSGSSA
1953-09-29 D7201923.78  1OUSGSSA
1954-04-29 D62610 67.39NGVD291OUSGSSA
1954-04-29 D62611 66.24NAVD881OUSGSSA
1954-04-29 D7201924.61  1OUSGSSA
1954-09-28 D62610 66.30NGVD291OUSGSSA
1954-09-28 D62611 65.15NAVD881OUSGSSA
1954-09-28 D7201925.70  1OUSGSSA
1955-03-23 D62610 67.40NGVD291OUSGSSA
1955-03-23 D62611 66.25NAVD881OUSGSSA
1955-03-23 D7201924.60  1OUSGSSA
1955-04-13 D62610 67.75NGVD291OUSGSSA
1955-04-13 D62611 66.60NAVD881OUSGSSA
1955-04-13 D7201924.25  1OUSGSSA
1955-08-01 D62610 64.49NGVD291OUSGSSA
1955-08-01 D62611 63.34NAVD881OUSGSSA
1955-08-01 D7201927.51  1OUSGSSA
1955-12-09 D62610 68.93NGVD291OUSGSSA
1955-12-09 D62611 67.78NAVD881OUSGSSA
1955-12-09 D7201923.07  1OUSGSSA
1956-04-25 D62610 69.54NGVD291OUSGSSA
1956-04-25 D62611 68.39NAVD881OUSGSSA
1956-04-25 D7201922.46  1OUSGSSA
1956-12-07 D62610 69.36NGVD291OUSGSSA
1956-12-07 D62611 68.21NAVD881OUSGSSA
1956-12-07 D7201922.64  1OUSGSSA
1957-05-08 D62610 66.15NGVD291OUSGSSA
1957-05-08 D62611 65.00NAVD881OUSGSSA
1957-05-08 D7201925.85  1OUSGSSA
1957-08-02 D62610 63.40NGVD291OUSGSSA
1957-08-02 D62611 62.25NAVD881OUSGSSA
1957-08-02 D7201928.60  1OUSGSSA
1958-05-13 D62610 67.32NGVD291OUSGSSA
1958-05-13 D62611 66.17NAVD881OUSGSSA
1958-05-13 D7201924.68  1OUSGSSA
1959-01-02 D62610 66.20NGVD291OUSGSSA
1959-01-02 D62611 65.05NAVD881OUSGSSA
1959-01-02 D7201925.80  1OUSGSSA
1959-05-19 D62610 65.27NGVD291OUSGSSA
1959-05-19 D62611 64.12NAVD881OUSGSSA
1959-05-19 D7201926.73  1OUSGSSA
1960-06-09 D62610 63.73NGVD291OUSGSSA
1960-06-09 D62611 62.58NAVD881OUSGSSA
1960-06-09 D7201928.27  1OUSGSSA
1961-01-12 D62610 63.61NGVD291OUSGSSA
1961-01-12 D62611 62.46NAVD881OUSGSSA
1961-01-12 D7201928.39  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.