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Groundwater levels for the Nation

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Agency code = usgs
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  • 403845073381801
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USGS 403845073381801 N 1440. 2

Nassau County, New York
Latitude  40°38'45", Longitude  73°38'18" NAD27
Land-surface elevation 19.0 feet above NGVD29
The depth of the well is 30 feet below land surface.
The depth of the hole is 30 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
1959-10-30 D62610 6.58NGVD291OUSGSSA
1959-10-30 D62611 5.45NAVD881OUSGSSA
1959-10-30 D7201912.42  1OUSGSSA
1960-04-25 D62610 7.40NGVD291OUSGSSA
1960-04-25 D62611 6.27NAVD881OUSGSSA
1960-04-25 D7201911.60  1OUSGSSA
1960-06-06 D62610 7.20NGVD291OUSGSSA
1960-06-06 D62611 6.07NAVD881OUSGSSA
1960-06-06 D7201911.80  1OUSGSSA
1960-06-09 D62610 7.26NGVD291OUSGSSA
1960-06-09 D62611 6.13NAVD881OUSGSSA
1960-06-09 D7201911.74  1OUSGSSA
1961-01-11 D62610 7.46NGVD291OUSGSSA
1961-01-11 D62611 6.33NAVD881OUSGSSA
1961-01-11 D7201911.54  1OUSGSSA
1961-07-24 D62610 8.02NGVD291OUSGSSA
1961-07-24 D62611 6.89NAVD881OUSGSSA
1961-07-24 D7201910.98  1OUSGSSA
1961-10-24 D62610 7.44NGVD291OUSGSSA
1961-10-24 D62611 6.31NAVD881OUSGSSA
1961-10-24 D7201911.56  1OUSGSSA
1962-01-11 D62610 7.70NGVD291OUSGSSA
1962-01-11 D62611 6.57NAVD881OUSGSSA
1962-01-11 D7201911.30  1OUSGSSA
1962-03-27 D62610 8.00NGVD291OUSGSSA
1962-03-27 D62611 6.87NAVD881OUSGSSA
1962-03-27 D7201911.00  1OUSGSSA
1962-08-10 D62610 7.84NGVD291OUSGSSA
1962-08-10 D62611 6.71NAVD881OUSGSSA
1962-08-10 D7201911.16  1OUSGSSA
1962-12-13 D62610 6.89NGVD291OUSGSSA
1962-12-13 D62611 5.76NAVD881OUSGSSA
1962-12-13 D7201912.11  1OUSGSSA
1963-03-20 D62610 7.38NGVD291OUSGSSA
1963-03-20 D62611 6.25NAVD881OUSGSSA
1963-03-20 D7201911.62  1OUSGSSA
1963-07-09 D62610 6.32NGVD291OUSGSSA
1963-07-09 D62611 5.19NAVD881OUSGSSA
1963-07-09 D7201912.68  1OUSGSSA
1963-09-26 D62610 5.95NGVD291OUSGSSA
1963-09-26 D62611 4.82NAVD881OUSGSSA
1963-09-26 D7201913.05  1OUSGSSA
1964-01-08 D62610 6.34NGVD291OUSGSSA
1964-01-08 D62611 5.21NAVD881OUSGSSA
1964-01-08 D7201912.66  1OUSGSSA
1964-04-16 D62610 7.23NGVD291OUSGSSA
1964-04-16 D62611 6.10NAVD881OUSGSSA
1964-04-16 D7201911.77  1OUSGSSA
1964-07-02 D62610 6.81NGVD291OUSGSSA
1964-07-02 D62611 5.68NAVD881OUSGSSA
1964-07-02 D7201912.19  1OUSGSSA
1965-01-05 D62610 6.12NGVD291OUSGSSA
1965-01-05 D62611 4.99NAVD881OUSGSSA
1965-01-05 D7201912.88  1OUSGSSA
1965-03-12 D62610 6.62NGVD291OUSGSSA
1965-03-12 D62611 5.49NAVD881OUSGSSA
1965-03-12 D7201912.38  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.