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Groundwater levels for the Nation

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USGS 404936073032601 S109995. 1

Suffolk County, New York
Latitude  40°49'36", Longitude  73°03'26" NAD27
Land-surface elevation 139.0 feet above NGVD29
The depth of the well is 95 feet below land surface.
The depth of the hole is 96 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
1997-06-2018:30 UTCm62610 50.68NGVD291OUSGSSA
1997-06-2018:30 UTCm62611 49.64NAVD881OUSGSSA
1997-06-2018:30 UTCm7201988.32  1OUSGSSA
2006-08-3115:10 UTCm62610 54.50NGVD291TUSGSSA
2006-08-3115:10 UTCm62611 53.46NAVD881TUSGSSA
2006-08-3115:10 UTCm7201984.50  1TUSGSSA
2008-07-2814:25 UTCm62610 52.43NGVD291SUSGSSA
2008-07-2814:25 UTCm62611 51.39NAVD881SUSGSSA
2008-07-2814:25 UTCm7201986.57  1SUSGSSA
2009-07-2315:23 UTCm62610 52.47NGVD291SUSGSSA
2009-07-2315:23 UTCm62611 51.43NAVD881SUSGSSA
2009-07-2315:23 UTCm7201986.53  1SUSGSSA
2010-07-2718:45 UTCm62610 55.41NGVD291S  A
2010-07-2718:45 UTCm62611 54.37NAVD881S  A
2010-07-2718:45 UTCm7201983.59  1S  A
2011-07-1514:45 UTCm62610 51.41NGVD291S  A
2011-07-1514:45 UTCm62611 50.37NAVD881S  A
2011-07-1514:45 UTCm7201987.59  1S  A
2012-07-1715:35 UTCm62610 50.73NGVD291T  A
2012-07-1715:35 UTCm62611 49.69NAVD881T  A
2012-07-1715:35 UTCm7201988.27  1T  A
2017-08-0915:00 UTCm62610 45.60NGVD291S  A
2017-08-0915:00 UTCm62611 44.56NAVD881S  A
2017-08-0915:00 UTCm7201993.40  1S  A

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