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Groundwater levels for the Nation

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USGS 404347073350001 N 11612. 1

Nassau County, New York
Latitude  40°43'47", Longitude  73°35'00" NAD27
Land-surface elevation 65.0 feet above NGVD29
The depth of the well is 39 feet below land surface.
The depth of the hole is 40 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
Graph of data
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
1989-12-05 D62610 58.91NGVD291OUSGSSA
1989-12-05 D62611 57.74NAVD881OUSGSSA
1989-12-05 D720196.09  1OUSGSSA
1990-01-16 D62610 58.59NGVD291OUSGSSA
1990-01-16 D62611 57.42NAVD881OUSGSSA
1990-01-16 D720196.41  1OUSGSSA
1990-02-13 D62610 58.67NGVD291OUSGSSA
1990-02-13 D62611 57.50NAVD881OUSGSSA
1990-02-13 D720196.33  1OUSGSSA
1990-03-27 D62610 58.45NGVD291OUSGSSA
1990-03-27 D62611 57.28NAVD881OUSGSSA
1990-03-27 D720196.55  1OUSGSSA
1990-06-18 D62610 59.25NGVD291OUSGSSA
1990-06-18 D62611 58.08NAVD881OUSGSSA
1990-06-18 D720195.75  1OUSGSSA
1990-08-16 D62610 58.72NGVD291OUSGSSA
1990-08-16 D62611 57.55NAVD881OUSGSSA
1990-08-16 D720196.28  1OUSGSSA
1990-10-31 D62610 59.07NGVD291OUSGSSA
1990-10-31 D62611 57.90NAVD881OUSGSSA
1990-10-31 D720195.93  1OUSGSSA
1990-12-11 D62610 53.15NGVD291OUSGSSA
1990-12-11 D62611 51.98NAVD881OUSGSSA
1990-12-11 D7201911.85  1OUSGSSA
1991-01-10 D62610 52.63NGVD29POUSGSSA
1991-01-10 D62611 51.46NAVD88POUSGSSA
1991-01-10 D7201912.37  POUSGSSA
1991-02-2216:00 UTCm62610 52.62NGVD29POUSGSSA
1991-02-2216:00 UTCm62611 51.45NAVD88POUSGSSA
1991-02-2216:00 UTCm7201912.38  POUSGSSA
1991-03-2216:40 UTCm62610 60.93NGVD291OUSGSSA
1991-03-2216:40 UTCm62611 59.76NAVD881OUSGSSA
1991-03-2216:40 UTCm720194.07  1OUSGSSA
1991-05-2215:15 UTCm62610 58.99NGVD291OUSGSSA
1991-05-2215:15 UTCm62611 57.82NAVD881OUSGSSA
1991-05-2215:15 UTCm720196.01  1OUSGSSA
1991-06-2615:00 UTCm62610 58.62NGVD291OUSGSSA
1991-06-2615:00 UTCm62611 57.45NAVD881OUSGSSA
1991-06-2615:00 UTCm720196.38  1OUSGSSA
1991-08-0615:50 UTCm62610 58.22NGVD291OUSGSSA
1991-08-0615:50 UTCm62611 57.05NAVD881OUSGSSA
1991-08-0615:50 UTCm720196.78  1OUSGSSA
1991-09-0416:00 UTCm62610 58.41NGVD291OUSGSSA
1991-09-0416:00 UTCm62611 57.24NAVD881OUSGSSA
1991-09-0416:00 UTCm720196.59  1OUSGSSA
1991-10-2216:45 UTCm62610 57.92NGVD291OUSGSSA
1991-10-2216:45 UTCm62611 56.75NAVD881OUSGSSA
1991-10-2216:45 UTCm720197.08  1OUSGSSA
1991-11-2118:35 UTCm62610 57.55NGVD291OUSGSSA
1991-11-2118:35 UTCm62611 56.38NAVD881OUSGSSA
1991-11-2118:35 UTCm720197.45  1OUSGSSA
1992-09-01 D62610 56.88NGVD291OUSGSSA
1992-09-01 D62611 55.71NAVD881OUSGSSA
1992-09-01 D720198.12  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.