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Groundwater levels for the Nation

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USGS 404652073372702 N 105. 2

Nassau County, New York
Latitude  40°46'52", Longitude  73°37'27" NAD27
Land-surface elevation 154.0 feet above NGVD29
The depth of the well is 462 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 Magothy Aquifer (211MAGT) 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
1964-12-30 D62610 68.07NGVD291OUSGSSA
1964-12-30 D62611 66.96NAVD881OUSGSSA
1964-12-30 D7201985.93  1OUSGSSA
1969-11-17 D62610 61.18NGVD291OUSGSSA
1969-11-17 D62611 60.07NAVD881OUSGSSA
1969-11-17 D7201992.82  1OUSGSSA
1969-12-05 D62610 61.38NGVD291OUSGSSA
1969-12-05 D62611 60.27NAVD881OUSGSSA
1969-12-05 D7201992.62  1OUSGSSA
1970-03-03 D62610 61.96NGVD291OUSGSSA
1970-03-03 D62611 60.85NAVD881OUSGSSA
1970-03-03 D7201992.04  1OUSGSSA
1972-03-14 D62610 61.26NGVD291OUSGSSA
1972-03-14 D62611 60.15NAVD881OUSGSSA
1972-03-14 D7201992.74  1OUSGSSA
1973-03-21 D62610 64.03NGVD291OUSGSSA
1973-03-21 D62611 62.92NAVD881OUSGSSA
1973-03-21 D7201989.97  1OUSGSSA
1974-03-26 D62610 66.64NGVD291OUSGSSA
1974-03-26 D62611 65.53NAVD881OUSGSSA
1974-03-26 D7201987.36  1OUSGSSA
1975-03-18 D62610 65.40NGVD291OUSGSSA
1975-03-18 D62611 64.29NAVD881OUSGSSA
1975-03-18 D7201988.60  1OUSGSSA
1976-03-18 D62610 68.37NGVD291OUSGSSA
1976-03-18 D62611 67.26NAVD881OUSGSSA
1976-03-18 D7201985.63  1OUSGSSA
1977-03-23 D62610 68.37NGVD291OUSGSSA
1977-03-23 D62611 67.26NAVD881OUSGSSA
1977-03-23 D7201985.63  1OUSGSSA
1978-03-15 D62610 68.68NGVD291OUSGSSA
1978-03-15 D62611 67.57NAVD881OUSGSSA
1978-03-15 D7201985.32  1OUSGSSA
1979-03-21 D62610 69.83NGVD291OUSGSSA
1979-03-21 D62611 68.72NAVD881OUSGSSA
1979-03-21 D7201984.17  1OUSGSSA
1980-03-10 D62610 70.14NGVD291OUSGSSA
1980-03-10 D62611 69.03NAVD881OUSGSSA
1980-03-10 D7201983.86  1OUSGSSA
1981-03-10 D62610 68.81NGVD291OUSGSSA
1981-03-10 D62611 67.70NAVD881OUSGSSA
1981-03-10 D7201985.19  1OUSGSSA
1982-03-0416:10 UTCm62610 65.22NGVD291OUSGSSA
1982-03-0416:10 UTCm62611 64.11NAVD881OUSGSSA
1982-03-0416:10 UTCm7201988.78  1OUSGSSA
1983-03-0714:55 UTCm62610 63.81NGVD291OUSGSSA
1983-03-0714:55 UTCm62611 62.70NAVD881OUSGSSA
1983-03-0714:55 UTCm7201990.19  1OUSGSSA
1984-03 M62610 65.68NGVD291OUSGSSA
1984-03 M62611 64.57NAVD881OUSGSSA
1984-03 M7201988.32  1OUSGSSA
1985-04-1613:25 UTCm62610 69.60NGVD291OUSGSSA
1985-04-1613:25 UTCm62611 68.49NAVD881OUSGSSA
1985-04-1613:25 UTCm7201984.40  1OUSGSSA

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