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Groundwater levels for the Nation

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USGS 403803073432501 N 1628. 1

Nassau County, New York
Latitude  40°38'04", Longitude  73°43'27" NAD27
Land-surface elevation 5.0 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
Tab-separated 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
1979-05-24 D62610 2.94NGVD291OUSGSSA
1979-05-24 D62611 1.84NAVD881OUSGSSA
1979-05-24 D720192.06  1OUSGSSA
1979-09-07 D62610 2.74NGVD291OUSGSSA
1979-09-07 D62611 1.64NAVD881OUSGSSA
1979-09-07 D720192.26  1OUSGSSA
1979-12-06 D62610 0.46NGVD291OUSGSSA
1979-12-06 D62611 -0.64NAVD881OUSGSSA
1979-12-06 D720194.54  1OUSGSSA
1980-03-21 D62610 2.60NGVD291OUSGSSA
1980-03-21 D62611 1.50NAVD881OUSGSSA
1980-03-21 D720192.40  1OUSGSSA
1980-05-27 D62610 2.86NGVD291OUSGSSA
1980-05-27 D62611 1.76NAVD881OUSGSSA
1980-05-27 D720192.14  1OUSGSSA
1980-09-03 D62610 2.19NGVD291OUSGSSA
1980-09-03 D62611 1.09NAVD881OUSGSSA
1980-09-03 D720192.81  1OUSGSSA
1980-12-12 D62610 2.49NGVD291OUSGSSA
1980-12-12 D62611 1.39NAVD881OUSGSSA
1980-12-12 D720192.51  1OUSGSSA
1981-03-04 D62610 2.60NGVD291OUSGSSA
1981-03-04 D62611 1.50NAVD881OUSGSSA
1981-03-04 D720192.40  1OUSGSSA
1981-05-29 D62610 2.19NGVD291OUSGSSA
1981-05-29 D62611 1.09NAVD881OUSGSSA
1981-05-29 D720192.81  1OUSGSSA
1981-09-29 D62610 2.21NGVD291OUSGSSA
1981-09-29 D62611 1.11NAVD881OUSGSSA
1981-09-29 D720192.79  1OUSGSSA
1981-12-1518:25 UTCm62610 2.77NGVD291OUSGSSA
1981-12-1518:25 UTCm62611 1.67NAVD881OUSGSSA
1981-12-1518:25 UTCm720192.23  1OUSGSSA
1982-03-0916:51 UTCm62610 3.02NGVD291OUSGSSA
1982-03-0916:51 UTCm62611 1.92NAVD881OUSGSSA
1982-03-0916:51 UTCm720191.98  1OUSGSSA
1982-06-2917:55 UTCm62610 2.65NGVD291OUSGSSA
1982-06-2917:55 UTCm62611 1.55NAVD881OUSGSSA
1982-06-2917:55 UTCm720192.35  1OUSGSSA
1982-08-3118:42 UTCm62610 2.35NGVD291OUSGSSA
1982-08-3118:42 UTCm62611 1.25NAVD881OUSGSSA
1982-08-3118:42 UTCm720192.65  1OUSGSSA
1982-12-15 D62610 2.42NGVD291OUSGSSA
1982-12-15 D62611 1.32NAVD881OUSGSSA
1982-12-15 D720192.58  1OUSGSSA
1983-04-0416:55 UTCm62610 3.03NGVD291OUSGSSA
1983-04-0416:55 UTCm62611 1.93NAVD881OUSGSSA
1983-04-0416:55 UTCm720191.97  1OUSGSSA
1983-06-1617:49 UTCm62610 2.84NGVD291OUSGSSA
1983-06-1617:49 UTCm62611 1.74NAVD881OUSGSSA
1983-06-1617:49 UTCm720192.16  1OUSGSSA
1983-07-27 D62610 2.81NGVD291OUSGSSA
1983-07-27 D62611 1.71NAVD881OUSGSSA
1983-07-27 D720192.19  1OUSGSSA
1984-04-1118:23 UTCm62610 2.81NGVD291OUSGSSA
1984-04-1118:23 UTCm62611 1.71NAVD881OUSGSSA
1984-04-1118:23 UTCm720192.19  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.