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Groundwater levels for the Nation

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Agency code = usgs
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  • 405025073412502
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USGS 405025073412502 N 6118. 1

Nassau County, New York
Latitude  40°50'25", Longitude  73°41'25" NAD27
Land-surface elevation 111.0 feet above NGVD29
The depth of the well is 99 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
1957-02-01 D62610 39.74NGVD291OUSGSSA
1957-02-01 D62611 38.65NAVD881OUSGSSA
1957-02-01 D7201971.26  1OUSGSSA
1957-03-14 D62610 39.41NGVD291OUSGSSA
1957-03-14 D62611 38.32NAVD881OUSGSSA
1957-03-14 D7201971.59  1OUSGSSA
1957-04-24 D62610 39.01NGVD291OUSGSSA
1957-04-24 D62611 37.92NAVD881OUSGSSA
1957-04-24 D7201971.99  1OUSGSSA
1957-05-09 D62610 38.89NGVD291OUSGSSA
1957-05-09 D62611 37.80NAVD881OUSGSSA
1957-05-09 D7201972.11  1OUSGSSA
1957-07-05 D62610 38.54NGVD291OUSGSSA
1957-07-05 D62611 37.45NAVD881OUSGSSA
1957-07-05 D7201972.46  1OUSGSSA
1957-07-18 D62610 38.46NGVD291OUSGSSA
1957-07-18 D62611 37.37NAVD881OUSGSSA
1957-07-18 D7201972.54  1OUSGSSA
1957-08-19 D62610 38.30NGVD291OUSGSSA
1957-08-19 D62611 37.21NAVD881OUSGSSA
1957-08-19 D7201972.70  1OUSGSSA
1957-10-02 D62610 37.92NGVD291OUSGSSA
1957-10-02 D62611 36.83NAVD881OUSGSSA
1957-10-02 D7201973.08  1OUSGSSA
1957-10-30 D62610 37.60NGVD291OUSGSSA
1957-10-30 D62611 36.51NAVD881OUSGSSA
1957-10-30 D7201973.40  1OUSGSSA
1957-12-13 D62610 37.07NGVD291OUSGSSA
1957-12-13 D62611 35.98NAVD881OUSGSSA
1957-12-13 D7201973.93  1OUSGSSA
1957-12-31 D62610 36.89NGVD291OUSGSSA
1957-12-31 D62611 35.80NAVD881OUSGSSA
1957-12-31 D7201974.11  1OUSGSSA
1958-01-29 D62610 36.69NGVD291OUSGSSA
1958-01-29 D62611 35.60NAVD881OUSGSSA
1958-01-29 D7201974.31  1OUSGSSA
1958-02-28 D62610 36.50NGVD291OUSGSSA
1958-02-28 D62611 35.41NAVD881OUSGSSA
1958-02-28 D7201974.50  1OUSGSSA
1958-03-31 D62610 36.44NGVD291OUSGSSA
1958-03-31 D62611 35.35NAVD881OUSGSSA
1958-03-31 D7201974.56  1OUSGSSA
1958-04-30 D62610 36.39NGVD291OUSGSSA
1958-04-30 D62611 35.30NAVD881OUSGSSA
1958-04-30 D7201974.61  1OUSGSSA
1958-05-28 D62610 36.40NGVD291OUSGSSA
1958-05-28 D62611 35.31NAVD881OUSGSSA
1958-05-28 D7201974.60  1OUSGSSA
1958-07-02 D62610 36.34NGVD291OUSGSSA
1958-07-02 D62611 35.25NAVD881OUSGSSA
1958-07-02 D7201974.66  1OUSGSSA
1958-07-10 D62610 36.28NGVD291OUSGSSA
1958-07-10 D62611 35.19NAVD881OUSGSSA
1958-07-10 D7201974.72  1OUSGSSA
1958-08-29 D62610 36.06NGVD291OUSGSSA
1958-08-29 D62611 34.97NAVD881OUSGSSA
1958-08-29 D7201974.94  1OUSGSSA
1958-09-29 D62610 36.34NGVD291OUSGSSA
1958-09-29 D62611 35.25NAVD881OUSGSSA
1958-09-29 D7201974.66  1OUSGSSA
1958-10-02 D62610 35.45NGVD291OUSGSSA
1958-10-02 D62611 34.36NAVD881OUSGSSA
1958-10-02 D7201975.55  1OUSGSSA
1958-11-04 D62610 35.04NGVD291OUSGSSA
1958-11-04 D62611 33.95NAVD881OUSGSSA
1958-11-04 D7201975.96  1OUSGSSA
1958-12-02 D62610 34.94NGVD291OUSGSSA
1958-12-02 D62611 33.85NAVD881OUSGSSA
1958-12-02 D7201976.06  1OUSGSSA
1959-01-07 D62610 34.55NGVD291OUSGSSA
1959-01-07 D62611 33.46NAVD881OUSGSSA
1959-01-07 D7201976.45  1OUSGSSA
1959-02-27 D62610 34.07NGVD291OUSGSSA
1959-02-27 D62611 32.98NAVD881OUSGSSA
1959-02-27 D7201976.93  1OUSGSSA
1959-12-17 D62610 31.89NGVD291OUSGSSA
1959-12-17 D62611 30.80NAVD881OUSGSSA
1959-12-17 D7201979.11  1OUSGSSA
1960-12-01 D62610 33.29NGVD291OUSGSSA
1960-12-01 D62611 32.20NAVD881OUSGSSA
1960-12-01 D7201977.71  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.