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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 404002073333203
Minimum number of levels = 1
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USGS 404002073333203 N 7407. 1

Nassau County, New York
Latitude  40°40'02", Longitude  73°33'32" NAD27
Land-surface elevation 24.0 feet above NGVD29
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
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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
1964-06-12 D62610 12.87NGVD291OUSGSSA
1964-06-12 D62611 11.71NAVD881OUSGSSA
1964-06-12 D7201911.13  1OUSGSSA
1964-12-04 D62610 13.89NGVD291OUSGSSA
1964-12-04 D62611 12.73NAVD881OUSGSSA
1964-12-04 D7201910.11  1OUSGSSA
1970-03-04 D62610 13.48NGVD291OUSGSSA
1970-03-04 D62611 12.32NAVD881OUSGSSA
1970-03-04 D7201910.52  1OUSGSSA
1971-03-09 D62610 12.76NGVD291OUSGSSA
1971-03-09 D62611 11.60NAVD881OUSGSSA
1971-03-09 D7201911.24  1OUSGSSA
1972-03-14 D62610 14.65NGVD291OUSGSSA
1972-03-14 D62611 13.49NAVD881OUSGSSA
1972-03-14 D720199.35  1OUSGSSA
1973-03-21 D62610 14.55NGVD291OUSGSSA
1973-03-21 D62611 13.39NAVD881OUSGSSA
1973-03-21 D720199.45  1OUSGSSA
1974-03-25 D62610 13.97NGVD291OUSGSSA
1974-03-25 D62611 12.81NAVD881OUSGSSA
1974-03-25 D7201910.03  1OUSGSSA
1975-03-18 D62610 13.98NGVD291OUSGSSA
1975-03-18 D62611 12.82NAVD881OUSGSSA
1975-03-18 D7201910.02  1OUSGSSA
1976-03-19 D62610 14.11NGVD291OUSGSSA
1976-03-19 D62611 12.95NAVD881OUSGSSA
1976-03-19 D720199.89  1OUSGSSA
1977-03-24 D62610 10.31NGVD291OUSGSSA
1977-03-24 D62611 9.15NAVD881OUSGSSA
1977-03-24 D7201913.69  1OUSGSSA
1978-03-16 D62610 13.34NGVD291OUSGSSA
1978-03-16 D62611 12.18NAVD881OUSGSSA
1978-03-16 D7201910.66  1OUSGSSA
1979-03-22 D62610 14.93NGVD291OUSGSSA
1979-03-22 D62611 13.77NAVD881OUSGSSA
1979-03-22 D720199.07  1OUSGSSA
1980-03-12 D62610 13.06NGVD291OUSGSSA
1980-03-12 D62611 11.90NAVD881OUSGSSA
1980-03-12 D7201910.94  1OUSGSSA
1981-03-10 D62610 13.28NGVD291OUSGSSA
1981-03-10 D62611 12.12NAVD881OUSGSSA
1981-03-10 D7201910.72  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.