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Groundwater levels for New York

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USGS 404127073285901 N 11391. 1

Nassau County, New York
Latitude  40°41'27", Longitude  73°28'59" NAD27
Land-surface elevation 36.0 feet above NGVD29
The depth of the well is 20 feet below land surface.
The depth of the hole is 20 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
1989-05-1917:50 UTCm62610 29.17NGVD291OUSGSSA
1989-05-1917:50 UTCm62611 27.98NAVD881OUSGSSA
1989-05-1917:50 UTCm720196.83  1OUSGSSA
1989-06-1518:50 UTCm62610 29.52NGVD291OUSGSSA
1989-06-1518:50 UTCm62611 28.33NAVD881OUSGSSA
1989-06-1518:50 UTCm720196.48  1OUSGSSA
1989-07-1914:00 UTCm62610 29.40NGVD291OUSGSSA
1989-07-1914:00 UTCm62611 28.21NAVD881OUSGSSA
1989-07-1914:00 UTCm720196.60  1OUSGSSA
1989-08-1714:40 UTCm62610 29.16NGVD291OUSGSSA
1989-08-1714:40 UTCm62611 27.97NAVD881OUSGSSA
1989-08-1714:40 UTCm720196.84  1OUSGSSA
1989-09-2217:55 UTCm62610 28.40NGVD291OUSGSSA
1989-09-2217:55 UTCm62611 27.21NAVD881OUSGSSA
1989-09-2217:55 UTCm720197.60  1OUSGSSA
1989-12-06 D62610 28.58NGVD291OUSGSSA
1989-12-06 D62611 27.39NAVD881OUSGSSA
1989-12-06 D720197.42  1OUSGSSA
1990-01-17 D62610 27.87NGVD291OUSGSSA
1990-01-17 D62611 26.68NAVD881OUSGSSA
1990-01-17 D720198.13  1OUSGSSA
1990-02-13 D62610 28.36NGVD291OUSGSSA
1990-02-13 D62611 27.17NAVD881OUSGSSA
1990-02-13 D720197.64  1OUSGSSA
1990-03-2618:59 UTCm62610 27.76NGVD291OUSGSSA
1990-03-2618:59 UTCm62611 26.57NAVD881OUSGSSA
1990-03-2618:59 UTCm720198.24  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.