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Groundwater levels for the Nation

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USGS 404343073345701 N 11503. 1

Nassau County, New York
Latitude  40°43'43", Longitude  73°34'57" NAD27
Land-surface elevation 64.0 feet above NGVD29
The depth of the well is 27 feet below land surface.
The depth of the hole is 27 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.
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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
1989-08-1516:15 UTCm62610 58.27NGVD291OUSGSSA
1989-08-1516:15 UTCm62611 57.10NAVD881OUSGSSA
1989-08-1516:15 UTCm720195.73  1OUSGSSA
1989-09-2015:35 UTCm62610 57.82NGVD291OUSGSSA
1989-09-2015:35 UTCm62611 56.65NAVD881OUSGSSA
1989-09-2015:35 UTCm720196.18  1OUSGSSA
1989-10-24 D62610 58.40NGVD291OUSGSSA
1989-10-24 D62611 57.23NAVD881OUSGSSA
1989-10-24 D720195.60  1OUSGSSA
1989-12-05 D62610 58.12NGVD291OUSGSSA
1989-12-05 D62611 56.95NAVD881OUSGSSA
1989-12-05 D720195.88  1OUSGSSA
1990-01-16 D62610 57.78NGVD291OUSGSSA
1990-01-16 D62611 56.61NAVD881OUSGSSA
1990-01-16 D720196.22  1OUSGSSA
1990-02-13 D62610 57.86NGVD291OUSGSSA
1990-02-13 D62611 56.69NAVD881OUSGSSA
1990-02-13 D720196.14  1OUSGSSA
1990-03-27 D62610 57.64NGVD291OUSGSSA
1990-03-27 D62611 56.47NAVD881OUSGSSA
1990-03-27 D720196.36  1OUSGSSA
1990-06-18 D62610 58.49NGVD291OUSGSSA
1990-06-18 D62611 57.32NAVD881OUSGSSA
1990-06-18 D720195.51  1OUSGSSA
1990-08-16 D62610 57.87NGVD291OUSGSSA
1990-08-16 D62611 56.70NAVD881OUSGSSA
1990-08-16 D720196.13  1OUSGSSA
1990-10-29 D62610 58.32NGVD291OUSGSSA
1990-10-29 D62611 57.15NAVD881OUSGSSA
1990-10-29 D720195.68  1OUSGSSA
1990-12-11 D62610 56.35NGVD291OUSGSSA
1990-12-11 D62611 55.18NAVD881OUSGSSA
1990-12-11 D720197.65  1OUSGSSA
1991-01-10 D62610 55.48NGVD29POUSGSSA
1991-01-10 D62611 54.31NAVD88POUSGSSA
1991-01-10 D720198.52  POUSGSSA
1991-02-2115:20 UTCm62610 55.71NGVD291OUSGSSA
1991-02-2115:20 UTCm62611 54.54NAVD881OUSGSSA
1991-02-2115:20 UTCm720198.29  1OUSGSSA
1991-03-2216:55 UTCm62610 57.97NGVD291OUSGSSA
1991-03-2216:55 UTCm62611 56.80NAVD881OUSGSSA
1991-03-2216:55 UTCm720196.03  1OUSGSSA
1991-04-2519:30 UTCm62610 58.22NGVD291OUSGSSA
1991-04-2519:30 UTCm62611 57.05NAVD881OUSGSSA
1991-04-2519:30 UTCm720195.78  1OUSGSSA
1991-05-2215:30 UTCm62610 58.11NGVD291OUSGSSA
1991-05-2215:30 UTCm62611 56.94NAVD881OUSGSSA
1991-05-2215:30 UTCm720195.89  1OUSGSSA
1991-06-2516:45 UTCm62610 57.81NGVD291OUSGSSA
1991-06-2516:45 UTCm62611 56.64NAVD881OUSGSSA
1991-06-2516:45 UTCm720196.19  1OUSGSSA
1991-08-0617:35 UTCm62610 57.39NGVD291OUSGSSA
1991-08-0617:35 UTCm62611 56.22NAVD881OUSGSSA
1991-08-0617:35 UTCm720196.61  1OUSGSSA
1992-09-02 D62610 55.70NGVD291OUSGSSA
1992-09-02 D62611 54.53NAVD881OUSGSSA
1992-09-02 D720198.30  1OUSGSSA
1993-03-2618:20 UTCm62610 56.95NGVD291OUSGSSA
1993-03-2618:20 UTCm62611 55.78NAVD881OUSGSSA
1993-03-2618:20 UTCm720197.05  1OUSGSSA
1993-07-0114:40 UTCm62610 56.18NGVD291OUSGSSA
1993-07-0114:40 UTCm62611 55.01NAVD881OUSGSSA
1993-07-0114:40 UTCm720197.82  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
StatusPPumping
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.