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Groundwater levels for New York

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Agency code = usgs
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  • 404349073361802
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USGS 404349073361802 N 9778. 1

Nassau County, New York
Latitude  40°43'49", Longitude  73°36'19" NAD27
Land-surface elevation 82.0 feet above NGVD29
The depth of the well is 83 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
1982-04-1415:03 UTCm62610 55.32NGVD291OUSGSSA
1982-04-1415:03 UTCm62611 54.16NAVD881OUSGSSA
1982-04-1415:03 UTCm7201926.68  1OUSGSSA
1982-08-1214:56 UTCm62610 54.83NGVD291OUSGSSA
1982-08-1214:56 UTCm62611 53.67NAVD881OUSGSSA
1982-08-1214:56 UTCm7201927.17  1OUSGSSA
1982-08-1914:00 UTCm62610 54.73NGVD291OUSGSSA
1982-08-1914:00 UTCm62611 53.57NAVD881OUSGSSA
1982-08-1914:00 UTCm7201927.27  1OUSGSSA
1983-03-3113:42 UTCm62610 53.89NGVD291OUSGSSA
1983-03-3113:42 UTCm62611 52.73NAVD881OUSGSSA
1983-03-3113:42 UTCm7201928.11  1OUSGSSA
1983-04-1419:28 UTCm62610 54.55NGVD291OUSGSSA
1983-04-1419:28 UTCm62611 53.39NAVD881OUSGSSA
1983-04-1419:28 UTCm7201927.45  1OUSGSSA
1983-08-3119:25 UTCm62610 54.79NGVD291OUSGSSA
1983-08-3119:25 UTCm62611 53.63NAVD881OUSGSSA
1983-08-3119:25 UTCm7201927.21  1OUSGSSA

Explanation
SectionCodeDescription
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.