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Groundwater levels for New York

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Agency code = usgs
site_no list =
  • 404144073381001
Minimum number of levels = 1
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USGS 404144073381001 N 9444. 1

Nassau County, New York
Latitude  40°41'44", Longitude  73°38'10" NAD27
Land-surface elevation 38.0 feet above NGVD29
The depth of the well is 14 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
1978-10-25 D62610 29.22NGVD291OUSGSSA
1978-10-25 D62611 28.08NAVD881OUSGSSA
1978-10-25 D720198.78  1OUSGSSA
1978-11-22 D62610 29.29NGVD291OUSGSSA
1978-11-22 D62611 28.15NAVD881OUSGSSA
1978-11-22 D720198.71  1OUSGSSA
1978-12-28 D62610 29.61NGVD291OUSGSSA
1978-12-28 D62611 28.47NAVD881OUSGSSA
1978-12-28 D720198.39  1OUSGSSA
1979-03-22 D62610 30.87NGVD291OUSGSSA
1979-03-22 D62611 29.73NAVD881OUSGSSA
1979-03-22 D720197.13  1OUSGSSA
1979-04-20 D62610 30.74NGVD291OUSGSSA
1979-04-20 D62611 29.60NAVD881OUSGSSA
1979-04-20 D720197.26  1OUSGSSA
1984-10-2217:00 UTCm62610 29.94NGVD291OUSGSSA
1984-10-2217:00 UTCm62611 28.80NAVD881OUSGSSA
1984-10-2217:00 UTCm720198.06  1OUSGSSA
1985-05-1521:43 UTCm62610 29.07NGVD291OUSGSSA
1985-05-1521:43 UTCm62611 27.93NAVD881OUSGSSA
1985-05-1521:43 UTCm720198.93  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.