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Groundwater levels for the Nation

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USGS 404942073363401 N 6883. 1

Nassau County, New York
Latitude  40°49'42", Longitude  73°36'34" NAD27
Land-surface elevation 118.0 feet above NGVD29
The depth of the well is 82 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
1968-04-22 D62610 59.37NGVD291OUSGSSA
1968-04-22 D62611 58.30NAVD881OUSGSSA
1968-04-22 D7201958.63  1OUSGSSA
1968-10-31 D62610 59.43NGVD291OUSGSSA
1968-10-31 D62611 58.36NAVD881OUSGSSA
1968-10-31 D7201958.57  1OUSGSSA
1969-04-21 D62610 60.47NGVD291OUSGSSA
1969-04-21 D62611 59.40NAVD881OUSGSSA
1969-04-21 D7201957.53  1OUSGSSA
1969-11-04 D62610 61.45NGVD291OUSGSSA
1969-11-04 D62611 60.38NAVD881OUSGSSA
1969-11-04 D7201956.55  1OUSGSSA
1970-03-12 D62610 62.42NGVD291OUSGSSA
1970-03-12 D62611 61.35NAVD881OUSGSSA
1970-03-12 D7201955.58  1OUSGSSA
1970-11-12 D62610 62.12NGVD291OUSGSSA
1970-11-12 D62611 61.05NAVD881OUSGSSA
1970-11-12 D7201955.88  1OUSGSSA
1971-03-11 D62610 61.80NGVD291OUSGSSA
1971-03-11 D62611 60.73NAVD881OUSGSSA
1971-03-11 D7201956.20  1OUSGSSA
1971-09-30 D62610 61.26NGVD291OUSGSSA
1971-09-30 D62611 60.19NAVD881OUSGSSA
1971-09-30 D7201956.74  1OUSGSSA
1971-12-29 D62610 61.57NGVD291OUSGSSA
1971-12-29 D62611 60.50NAVD881OUSGSSA
1971-12-29 D7201956.43  1OUSGSSA
1972-03-23 D62610 62.16NGVD291OUSGSSA
1972-03-23 D62611 61.09NAVD881OUSGSSA
1972-03-23 D7201955.84  1OUSGSSA
1972-07-14 D62610 64.04NGVD291OUSGSSA
1972-07-14 D62611 62.97NAVD881OUSGSSA
1972-07-14 D7201953.96  1OUSGSSA
1972-09-28 D62610 63.82NGVD291OUSGSSA
1972-09-28 D62611 62.75NAVD881OUSGSSA
1972-09-28 D7201954.18  1OUSGSSA
1972-12-14 D62610 64.02NGVD291OUSGSSA
1972-12-14 D62611 62.95NAVD881OUSGSSA
1972-12-14 D7201953.98  1OUSGSSA
1973-03-28 D62610 65.63NGVD291OUSGSSA
1973-03-28 D62611 64.56NAVD881OUSGSSA
1973-03-28 D7201952.37  1OUSGSSA
1973-06-29 D62610 66.51NGVD291OUSGSSA
1973-06-29 D62611 65.44NAVD881OUSGSSA
1973-06-29 D7201951.49  1OUSGSSA
1973-09-26 D62610 67.98NGVD291OUSGSSA
1973-09-26 D62611 66.91NAVD881OUSGSSA
1973-09-26 D7201950.02  1OUSGSSA
1973-12-26 D62610 68.63NGVD291OUSGSSA
1973-12-26 D62611 67.56NAVD881OUSGSSA
1973-12-26 D7201949.37  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.