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Groundwater levels for the Nation

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Agency code = usgs
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  • 404327073265701
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USGS 404327073265701 N 8035. 1

Nassau County, New York
Latitude  40°43'26", Longitude  73°26'57" NAD27
Land-surface elevation 62.0 feet above NGVD29
The depth of the well is 71 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
1968-05-02 D62610 47.03NGVD291OUSGSSA
1968-05-02 D62611 45.82NAVD881OUSGSSA
1968-05-02 D7201914.97  1OUSGSSA
1968-10-24 D62610 45.53NGVD291OUSGSSA
1968-10-24 D62611 44.32NAVD881OUSGSSA
1968-10-24 D7201916.47  1OUSGSSA
1969-04-29 D62610 47.90NGVD291OUSGSSA
1969-04-29 D62611 46.69NAVD881OUSGSSA
1969-04-29 D7201914.10  1OUSGSSA
1969-10-23 D62610 46.65NGVD291OUSGSSA
1969-10-23 D62611 45.44NAVD881OUSGSSA
1969-10-23 D7201915.35  1OUSGSSA
1970-05-05 D62610 49.12NGVD291OUSGSSA
1970-05-05 D62611 47.91NAVD881OUSGSSA
1970-05-05 D7201912.88  1OUSGSSA
1970-11-12 D62610 46.43NGVD291OUSGSSA
1970-11-12 D62611 45.22NAVD881OUSGSSA
1970-11-12 D7201915.57  1OUSGSSA
1971-04-15 D62610 48.13NGVD291OUSGSSA
1971-04-15 D62611 46.92NAVD881OUSGSSA
1971-04-15 D7201913.87  1OUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
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.