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Groundwater levels for New York

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Agency code = usgs
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  • 404154073405801
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USGS 404154073405801 N 9379. 1

Nassau County, New York
Latitude  40°41'54", Longitude  73°40'58" NAD27
Land-surface elevation 48.0 feet above NGVD29
The depth of the well is 28 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
1978-10-24 D62610 25.18NGVD291OUSGSSA
1978-10-24 D62611 24.07NAVD881OUSGSSA
1978-10-24 D7201922.82  1OUSGSSA
1978-11-21 D62610 24.76NGVD291OUSGSSA
1978-11-21 D62611 23.65NAVD881OUSGSSA
1978-11-21 D7201923.24  1OUSGSSA
1978-12-27 D62610 24.65NGVD291OUSGSSA
1978-12-27 D62611 23.54NAVD881OUSGSSA
1978-12-27 D7201923.35  1OUSGSSA
1979-03-21 D62610 27.16NGVD291OUSGSSA
1979-03-21 D62611 26.05NAVD881OUSGSSA
1979-03-21 D7201920.84  1OUSGSSA
1979-04-19 D62610 27.52NGVD291OUSGSSA
1979-04-19 D62611 26.41NAVD881OUSGSSA
1979-04-19 D7201920.48  1OUSGSSA
1983-09-2117:45 UTCm62610 23.49NGVD291OUSGSSA
1983-09-2117:45 UTCm62611 22.38NAVD881OUSGSSA
1983-09-2117:45 UTCm7201924.51  1OUSGSSA
1983-10-2317:49 UTCm62610 23.72NGVD291OUSGSSA
1983-10-2317:49 UTCm62611 22.61NAVD881OUSGSSA
1983-10-2317:49 UTCm7201924.28  1OUSGSSA
1984-10-1618:43 UTCm62610 29.04NGVD291OUSGSSA
1984-10-1618:43 UTCm62611 27.93NAVD881OUSGSSA
1984-10-1618:43 UTCm7201918.96  1OUSGSSA
1985-05-1522:18 UTCm62610 26.53NGVD291OUSGSSA
1985-05-1522:18 UTCm62611 25.42NAVD881OUSGSSA
1985-05-1522:18 UTCm7201921.47  1OUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
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.