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Groundwater levels for the Nation

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USGS 403631073391001 N 6363. 1

Nassau County, New York
Latitude  40°36'31", Longitude  73°39'10" NAD27
Land-surface elevation 8.0 feet above NGVD29
The depth of the well is 19 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
1957-09-30 D62610 2.43NGVD291OUSGSSA
1957-09-30 D62611 1.30NAVD881OUSGSSA
1957-09-30 D720195.57  1OUSGSSA
1958-05-20 D62610 0.91NGVD291OUSGSSA
1958-05-20 D62611 -0.22NAVD881OUSGSSA
1958-05-20 D720197.09  1OUSGSSA
1958-12-30 D62610 2.76NGVD291OUSGSSA
1958-12-30 D62611 1.63NAVD881OUSGSSA
1958-12-30 D720195.24  1OUSGSSA
1959-05-20 D62610 3.06NGVD291OUSGSSA
1959-05-20 D62611 1.93NAVD881OUSGSSA
1959-05-20 D720194.94  1OUSGSSA
1959-10-29 D62610 2.24NGVD291OUSGSSA
1959-10-29 D62611 1.11NAVD881OUSGSSA
1959-10-29 D720195.76  1OUSGSSA
1960-06-14 D62610 2.89NGVD291OUSGSSA
1960-06-14 D62611 1.76NAVD881OUSGSSA
1960-06-14 D720195.11  1OUSGSSA
1961-01-10 D62610 2.86NGVD291OUSGSSA
1961-01-10 D62611 1.73NAVD881OUSGSSA
1961-01-10 D720195.14  1OUSGSSA
1961-09-25 D62610 2.64NGVD291OUSGSSA
1961-09-25 D62611 1.51NAVD881OUSGSSA
1961-09-25 D720195.36  1OUSGSSA
1961-10-24 D62610 2.69NGVD291OUSGSSA
1961-10-24 D62611 1.56NAVD881OUSGSSA
1961-10-24 D720195.31  1OUSGSSA
1962-01-05 D62610 2.24NGVD291OUSGSSA
1962-01-05 D62611 1.11NAVD881OUSGSSA
1962-01-05 D720195.76  1OUSGSSA
1962-03-13 D62610 2.62NGVD291OUSGSSA
1962-03-13 D62611 1.49NAVD881OUSGSSA
1962-03-13 D720195.38  1OUSGSSA
1963-09-23 D62610 1.83NGVD291OUSGSSA
1963-09-23 D62611 0.70NAVD881OUSGSSA
1963-09-23 D720196.17  1OUSGSSA
1966-02-28 D62610 2.88NGVD291OUSGSSA
1966-02-28 D62611 1.75NAVD881OUSGSSA
1966-02-28 D720195.12  1OUSGSSA
1968-03-25 D62610 3.30NGVD291OUSGSSA
1968-03-25 D62611 2.17NAVD881OUSGSSA
1968-03-25 D720194.70  1OUSGSSA
1968-09-24 D62610 2.65NGVD291OUSGSSA
1968-09-24 D62611 1.52NAVD881OUSGSSA
1968-09-24 D720195.35  1OUSGSSA
1969-04-14 D62610 2.98NGVD291OUSGSSA
1969-04-14 D62611 1.85NAVD881OUSGSSA
1969-04-14 D720195.02  1OUSGSSA
1969-09-19 D62610 3.47NGVD291OUSGSSA
1969-09-19 D62611 2.34NAVD881OUSGSSA
1969-09-19 D720194.53  1OUSGSSA
1970-03-04 D62610 3.18NGVD291OUSGSSA
1970-03-04 D62611 2.05NAVD881OUSGSSA
1970-03-04 D720194.82  1OUSGSSA
1970-12-03 D62610 2.58NGVD291OUSGSSA
1970-12-03 D62611 1.45NAVD881OUSGSSA
1970-12-03 D720195.42  1OUSGSSA
1971-03-16 D62610 2.83NGVD291OUSGSSA
1971-03-16 D62611 1.70NAVD881OUSGSSA
1971-03-16 D720195.17  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.