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Groundwater levels for the Nation

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Agency code = usgs
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  • 403822073363401
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USGS 403822073363401 N 7231. 1

Nassau County, New York
Latitude  40°38'22", Longitude  73°36'33" NAD27
Land-surface elevation 14.0 feet above NGVD29
The depth of the well is 29 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
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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
1962-01-18 D62610 5.71NGVD291OUSGSSA
1962-01-18 D62611 4.57NAVD881OUSGSSA
1962-01-18 D720198.29  1OUSGSSA
1962-03-13 D62610 7.31NGVD291OUSGSSA
1962-03-13 D62611 6.17NAVD881OUSGSSA
1962-03-13 D720196.69  1OUSGSSA
1968-03-28 D62610 6.09NGVD291OUSGSSA
1968-03-28 D62611 4.95NAVD881OUSGSSA
1968-03-28 D720197.91  1OUSGSSA
1968-09-24 D62610 4.58NGVD291OUSGSSA
1968-09-24 D62611 3.44NAVD881OUSGSSA
1968-09-24 D720199.42  1OUSGSSA
1969-04-01 D62610 5.39NGVD291OUSGSSA
1969-04-01 D62611 4.25NAVD881OUSGSSA
1969-04-01 D720198.61  1OUSGSSA
1969-09-19 D62610 5.95NGVD291OUSGSSA
1969-09-19 D62611 4.81NAVD881OUSGSSA
1969-09-19 D720198.05  1OUSGSSA
1970-03-06 D62610 6.14NGVD291OUSGSSA
1970-03-06 D62611 5.00NAVD881OUSGSSA
1970-03-06 D720197.86  1OUSGSSA
1970-09-15 D62610 4.22NGVD291OUSGSSA
1970-09-15 D62611 3.08NAVD881OUSGSSA
1970-09-15 D720199.78  1OUSGSSA
1971-03-23 D62610 5.81NGVD291OUSGSSA
1971-03-23 D62611 4.67NAVD881OUSGSSA
1971-03-23 D720198.19  1OUSGSSA
1971-06-25 D62610 4.86NGVD291OUSGSSA
1971-06-25 D62611 3.72NAVD881OUSGSSA
1971-06-25 D720199.14  1OUSGSSA
1971-09-27 D62610 4.60NGVD291OUSGSSA
1971-09-27 D62611 3.46NAVD881OUSGSSA
1971-09-27 D720199.40  1OUSGSSA
1971-12-15 D62610 5.69NGVD291OUSGSSA
1971-12-15 D62611 4.55NAVD881OUSGSSA
1971-12-15 D720198.31  1OUSGSSA
1972-03-27 D62610 6.48NGVD291OUSGSSA
1972-03-27 D62611 5.34NAVD881OUSGSSA
1972-03-27 D720197.52  1OUSGSSA
1972-06-08 D62610 6.39NGVD291OUSGSSA
1972-06-08 D62611 5.25NAVD881OUSGSSA
1972-06-08 D720197.61  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.