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Groundwater levels for the Nation

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USGS 404403073366001 N 10096. 2

Nassau County, New York
Latitude  40°44'03", Longitude  73°36'58" NAD27
Land-surface elevation 82.0 feet above NGVD29
The depth of the well is 36 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
1984-01-3017:30 UTCm62610 58.13NGVD291OUSGSSA
1984-01-3017:30 UTCm62611 56.98NAVD881OUSGSSA
1984-01-3017:30 UTCm7201923.87  1OUSGSSA
1984-03-0120:20 UTCm62610 58.90NGVD291OUSGSSA
1984-03-0120:20 UTCm62611 57.75NAVD881OUSGSSA
1984-03-0120:20 UTCm7201923.10  1OUSGSSA
1984-04-0220:30 UTCm62610 59.42NGVD291OUSGSSA
1984-04-0220:30 UTCm62611 58.27NAVD881OUSGSSA
1984-04-0220:30 UTCm7201922.58  1OUSGSSA
1984-04-2518:45 UTCm62610 60.57NGVD291OUSGSSA
1984-04-2518:45 UTCm62611 59.42NAVD881OUSGSSA
1984-04-2518:45 UTCm7201921.43  1OUSGSSA
1984-05-0119:00 UTCm62610 60.50NGVD291OUSGSSA
1984-05-0119:00 UTCm62611 59.35NAVD881OUSGSSA
1984-05-0119:00 UTCm7201921.50  1OUSGSSA
1984-05-0321:15 UTCm62610 60.90NGVD291OUSGSSA
1984-05-0321:15 UTCm62611 59.75NAVD881OUSGSSA
1984-05-0321:15 UTCm7201921.10  1OUSGSSA
1984-05-0717:28 UTCm62610 61.04NGVD291OUSGSSA
1984-05-0717:28 UTCm62611 59.89NAVD881OUSGSSA
1984-05-0717:28 UTCm7201920.96  1OUSGSSA
1984-05-2117:20 UTCm62610 61.29NGVD291OUSGSSA
1984-05-2117:20 UTCm62611 60.14NAVD881OUSGSSA
1984-05-2117:20 UTCm7201920.71  1OUSGSSA
1984-06-0519:15 UTCm62610 62.93NGVD291OUSGSSA
1984-06-0519:15 UTCm62611 61.78NAVD881OUSGSSA
1984-06-0519:15 UTCm7201919.07  1OUSGSSA
1984-07-0316:30 UTCm62610 64.67NGVD291OUSGSSA
1984-07-0316:30 UTCm62611 63.52NAVD881OUSGSSA
1984-07-0316:30 UTCm7201917.33  1OUSGSSA
1984-07-2616:35 UTCm62610 64.33NGVD291OUSGSSA
1984-07-2616:35 UTCm62611 63.18NAVD881OUSGSSA
1984-07-2616:35 UTCm7201917.67  1OUSGSSA
1984-08-0220:00 UTCm62610 64.55NGVD291OUSGSSA
1984-08-0220:00 UTCm62611 63.40NAVD881OUSGSSA
1984-08-0220:00 UTCm7201917.45  1OUSGSSA
1984-08-0719:05 UTCm62610 64.45NGVD291OUSGSSA
1984-08-0719:05 UTCm62611 63.30NAVD881OUSGSSA
1984-08-0719:05 UTCm7201917.55  1OUSGSSA
1984-08-0818:25 UTCm62610 64.43NGVD291OUSGSSA
1984-08-0818:25 UTCm62611 63.28NAVD881OUSGSSA
1984-08-0818:25 UTCm7201917.57  1OUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracymDate is accurate to the Minute
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.