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Groundwater levels for the Nation

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Agency code = usgs
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  • 405017072503301
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USGS 405017072503301 S 6420. 1

Suffolk County, New York
Latitude  40°50'17", Longitude  72°50'33" NAD27
Land-surface elevation 65.0 feet above NGVD29
The depth of the well is 89 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.
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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
1995-08-2216:30 UTCm62610 27.08NGVD291OUSGSSA
1995-08-2216:30 UTCm62611 26.06NAVD881OUSGSSA
1995-08-2216:30 UTCm7201937.92  1OUSGSSA
1996-03-1321:00 UTCm62610 27.00NGVD291OUSGSSA
1996-03-1321:00 UTCm62611 25.98NAVD881OUSGSSA
1996-03-1321:00 UTCm7201938.00  1OUSGSSA
1996-06-0618:10 UTCm62610 29.17NGVD291OUSGSSA
1996-06-0618:10 UTCm62611 28.15NAVD881OUSGSSA
1996-06-0618:10 UTCm7201935.83  1OUSGSSA
1996-08-2615:15 UTCm62610 29.47NGVD291OUSGSSA
1996-08-2615:15 UTCm62611 28.45NAVD881OUSGSSA
1996-08-2615:15 UTCm7201935.53  1OUSGSSA
1997-03-1916:30 UTCm62610 31.60NGVD291OUSGSSA
1997-03-1916:30 UTCm62611 30.58NAVD881OUSGSSA
1997-03-1916:30 UTCm7201933.40  1OUSGSSA
1997-08-2515:30 UTCm62610 30.78NGVD291OUSGSSA
1997-08-2515:30 UTCm62611 29.76NAVD881OUSGSSA
1997-08-2515:30 UTCm7201934.22  1OUSGSSA
1997-12-0817:30 UTCm62610 28.72NGVD291SUSGSSA
1997-12-0817:30 UTCm62611 27.70NAVD881SUSGSSA
1997-12-0817:30 UTCm7201936.28  1SUSGSSA
1998-03-1717:45 UTCm62610 28.74NGVD291SUSGSSA
1998-03-1717:45 UTCm62611 27.72NAVD881SUSGSSA
1998-03-1717:45 UTCm7201936.26  1SUSGSSA

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