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Groundwater levels for New York

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Agency code = usgs
site_no list =
  • 404205073265901
Minimum number of levels = 1
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USGS 404205073265901 N 9439. 1

Nassau County, New York
Latitude  40°42'05", Longitude  73°26'59" NAD27
Land-surface elevation 33.0 feet above NGVD29
The depth of the well is 6 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
1978-10-23 D62610 29.39NGVD291OUSGSSA
1978-10-23 D62611 28.19NAVD881OUSGSSA
1978-10-23 D720193.61  1OUSGSSA
1978-11-20 D62610 29.18NGVD291OUSGSSA
1978-11-20 D62611 27.98NAVD881OUSGSSA
1978-11-20 D720193.82  1OUSGSSA
1978-12-27 D62610 29.66NGVD291OUSGSSA
1978-12-27 D62611 28.46NAVD881OUSGSSA
1978-12-27 D720193.34  1OUSGSSA
1979-03-0515:03 UTCm62610 30.47NGVD291SUSGSSA
1979-03-0515:03 UTCm62611 29.27NAVD881SUSGSSA
1979-03-0515:03 UTCm720192.53  1SUSGSSA
1979-03-20 D62610 30.56NGVD291OUSGSSA
1979-03-20 D62611 29.36NAVD881OUSGSSA
1979-03-20 D720192.44  1OUSGSSA
1979-04-18 D62610 30.29NGVD291OUSGSSA
1979-04-18 D62611 29.09NAVD881OUSGSSA
1979-04-18 D720192.71  1OUSGSSA
1979-05-22 D62610 30.32NGVD291OUSGSSA
1979-05-22 D62611 29.12NAVD881OUSGSSA
1979-05-22 D720192.68  1OUSGSSA
1983-09-1917:00 UTCm62610 28.82NGVD291SUSGSSA
1983-09-1917:00 UTCm62611 27.62NAVD881SUSGSSA
1983-09-1917:00 UTCm720194.18  1SUSGSSA
1983-10-2218:16 UTCm62610 29.18NGVD291SUSGSSA
1983-10-2218:16 UTCm62611 27.98NAVD881SUSGSSA
1983-10-2218:16 UTCm720193.82  1SUSGSSA
1984-08-3115:00 UTCm62610 29.84NGVD291SUSGSSA
1984-08-3115:00 UTCm62611 28.64NAVD881SUSGSSA
1984-08-3115:00 UTCm720193.16  1SUSGSSA
1984-10-1517:05 UTCm62610 29.46NGVD291SUSGSSA
1984-10-1517:05 UTCm62611 28.26NAVD881SUSGSSA
1984-10-1517:05 UTCm720193.54  1SUSGSSA
1985-05-1420:38 UTCm62610 29.08NGVD291SUSGSSA
1985-05-1420:38 UTCm62611 27.88NAVD881SUSGSSA
1985-05-1420:38 UTCm720193.92  1SUSGSSA

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.
Method of measurementSSteel-tape measurement.
Measuring agencyUSGSU.S. Geological Survey
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.