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Groundwater levels for the Nation

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USGS 404849073261201 S 74585. 1

Suffolk County, New York
Latitude  40°48'50.6", Longitude  73°26'11.8" NAD83
Land-surface elevation 365.0 feet above NGVD29
The depth of the well is 455 feet below land surface.
The depth of the hole is 857 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.
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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
1984-04-02 D62610 72.10NGVD291OUSGSSA
1984-04-02 D62611 71.04NAVD881OUSGSSA
1984-04-02 D72019292.90  1OUSGSSA
1984-06-09 D62610 73.75NGVD291OUSGSSA
1984-06-09 D62611 72.69NAVD881OUSGSSA
1984-06-09 D72019291.25  1OUSGSSA
1984-09-12 D62610 76.19NGVD291OUSGSSA
1984-09-12 D62611 75.13NAVD881OUSGSSA
1984-09-12 D72019288.81  1OUSGSSA
1984-12-24 D62610 78.32NGVD291OUSGSSA
1984-12-24 D62611 77.26NAVD881OUSGSSA
1984-12-24 D72019286.68  1OUSGSSA
1985-03-07 D62610 78.41NGVD291OUSGSSA
1985-03-07 D62611 77.35NAVD881OUSGSSA
1985-03-07 D72019286.59  1OUSGSSA
1985-04-1118:08 UTCm62610 78.24NGVD291OUSGSSA
1985-04-1118:08 UTCm62611 77.18NAVD881OUSGSSA
1985-04-1118:08 UTCm72019286.76  1OUSGSSA
1985-06-13 D62610 77.54NGVD291OUSGSSA
1985-06-13 D62611 76.48NAVD881OUSGSSA
1985-06-13 D72019287.46  1OUSGSSA
1985-09-04 D62610 76.11NGVD291OUSGSSA
1985-09-04 D62611 75.05NAVD881OUSGSSA
1985-09-04 D72019288.89  1OUSGSSA
1985-12-05 D62610 74.84NGVD291OUSGSSA
1985-12-05 D62611 73.78NAVD881OUSGSSA
1985-12-05 D72019290.16  1OUSGSSA
1986-03-12 D62610 73.38NGVD291OUSGSSA
1986-03-12 D62611 72.32NAVD881OUSGSSA
1986-03-12 D72019291.62  1OUSGSSA
1987-04-0214:05 UTCm62610 68.03NGVD291OUSGSSA
1987-04-0214:05 UTCm62611 66.97NAVD881OUSGSSA
1987-04-0214:05 UTCm72019296.97  1OUSGSSA
1988-03-1413:05 UTCm62610 67.48NGVD291OUSGSSA
1988-03-1413:05 UTCm62611 66.42NAVD881OUSGSSA
1988-03-1413:05 UTCm72019297.52  1OUSGSSA
1989-01-1018:30 UTCm62610 66.51NGVD291OUSGSSA
1989-01-1018:30 UTCm62611 65.45NAVD881OUSGSSA
1989-01-1018:30 UTCm72019298.49  1OUSGSSA
1990-04-0221:28 UTCm62610 71.73NGVD291OUSGSSA
1990-04-0221:28 UTCm62611 70.67NAVD881OUSGSSA
1990-04-0221:28 UTCm72019293.27  1OUSGSSA
1991-03-2613:20 UTCm62610 75.27NGVD291OUSGSSA
1991-03-2613:20 UTCm62611 74.21NAVD881OUSGSSA
1991-03-2613:20 UTCm72019289.73  1OUSGSSA
1992-03-1622:20 UTCm62610 74.27NGVD291OUSGSSA
1992-03-1622:20 UTCm62611 73.21NAVD881OUSGSSA
1992-03-1622:20 UTCm72019290.73  1OUSGSSA
1993-03-3015:47 UTCm62610 70.39NGVD291OUSGSSA
1993-03-3015:47 UTCm62611 69.33NAVD881OUSGSSA
1993-03-3015:47 UTCm72019294.61  1OUSGSSA
1994-03-3019:50 UTCm62610 69.02NGVD291OUSGSSA
1994-03-3019:50 UTCm62611 67.96NAVD881OUSGSSA
1994-03-3019:50 UTCm72019295.98  1OUSGSSA
1995-03-1714:52 UTCm62610 67.78NGVD291OUSGSSA
1995-03-1714:52 UTCm62611 66.72NAVD881OUSGSSA
1995-03-1714:52 UTCm72019297.22  1OUSGSSA
1997-03-1918:20 UTCm62610 66.68NGVD291OUSGSSA
1997-03-1918:20 UTCm62611 65.62NAVD881OUSGSSA
1997-03-1918:20 UTCm72019298.32  1OUSGSSA
1998-03-1716:26 UTCm62610 68.35NGVD291SUSGSSA
1998-03-1716:26 UTCm62611 67.29NAVD881SUSGSSA
1998-03-1716:26 UTCm72019296.65  1SUSGSSA
1999-03-2619:07 UTCm62610 70.32NGVD291SUSGSSA
1999-03-2619:07 UTCm62611 69.26NAVD881SUSGSSA
1999-03-2619:07 UTCm72019294.68  1SUSGSSA
2000-03-2019:09 UTCm62610 67.90NGVD291SUSGSSA
2000-03-2019:09 UTCm62611 66.84NAVD881SUSGSSA
2000-03-2019:09 UTCm72019297.10  1SUSGSSA
2001-03-1921:35 UTCm62610 68.00NGVD291SUSGSSA
2001-03-1921:35 UTCm62611 66.94NAVD881SUSGSSA
2001-03-1921:35 UTCm72019297.00  1SUSGSSA
2002-03-1819:15 UTCm62610 66.95NGVD291SUSGSSA
2002-03-1819:15 UTCm62611 65.89NAVD881SUSGSSA
2002-03-1819:15 UTCm72019298.05  1SUSGSSA
2003-03-2018:00 UTCm62610 62.89NGVD291SUSGSSA
2003-03-2018:00 UTCm62611 61.83NAVD881SUSGSSA
2003-03-2018:00 UTCm72019302.11  1SUSGSSA
2004-03-1519:15 UTCm62610 67.22NGVD291SUSGSSA
2004-03-1519:15 UTCm62611 66.16NAVD881SUSGSSA
2004-03-1519:15 UTCm72019297.78  1SUSGSSA
2005-03-1618:45 UTCm62610 68.34NGVD291SUSGSSA
2005-03-1618:45 UTCm62611 67.28NAVD881SUSGSSA
2005-03-1618:45 UTCm72019296.66  1SUSGSSA
2006-03-2119:15 UTCm62610 71.51NGVD291SUSGSSA
2006-03-2119:15 UTCm62611 70.45NAVD881SUSGSSA
2006-03-2119:15 UTCm72019293.49  1SUSGSSA
2007-03-2918:19 UTCm62610 74.05NGVD291SUSGSSA
2007-03-2918:19 UTCm62611 72.99NAVD881SUSGSSA
2007-03-2918:19 UTCm72019290.95  1SUSGSSA
2008-04-2513:49 UTCm62610 73.84NGVD291SUSGSSA
2008-04-2513:49 UTCm62611 72.78NAVD881SUSGSSA
2008-04-2513:49 UTCm72019291.16  1SUSGSSA
2011-04-2214:29 UTCm62610 73.90NGVD291SUSGSSA
2011-04-2214:29 UTCm62611 72.84NAVD881SUSGSSA
2011-04-2214:29 UTCm72019291.10  1SUSGSSA
2012-04-1813:43 UTCm62610 72.95NGVD291SUSGSSA
2012-04-1813:43 UTCm62611 71.89NAVD881SUSGSSA
2012-04-1813:43 UTCm72019292.05  1SUSGSSA
2013-04-1713:04 UTCm62610 71.64NGVD291SUSGSSA
2013-04-1713:04 UTCm62611 70.58NAVD881SUSGSSA
2013-04-1713:04 UTCm72019293.36  1SUSGSSA
2014-04-1419:50 UTCm62610 70.08NGVD291SUSGSSA
2014-04-1419:50 UTCm62611 69.02NAVD881SUSGSSA
2014-04-1419:50 UTCm72019294.92  1SUSGSSA
2015-04-1617:05 UTCm62610 69.47NGVD291SUSGSSA
2015-04-1617:05 UTCm62611 68.41NAVD881SUSGSSA
2015-04-1617:05 UTCm72019295.53  1SUSGSSA
2016-04-2019:38 UTCm62610 68.62NGVD291TUSGSSA
2016-04-2019:38 UTCm62611 67.56NAVD881TUSGSSA
2016-04-2019:38 UTCm72019296.38  1TUSGSSA
2017-04-1916:59 UTCm62610 65.15NGVD291TUSGSSA
2017-04-1916:59 UTCm62611 64.09NAVD881TUSGSSA
2017-04-1916:59 UTCm72019299.85  1TUSGSSA
2018-04-2416:49 UTCm62610 63.76NGVD291VUSGSSA
2018-04-2416:49 UTCm62611 62.70NAVD881VUSGSSA
2018-04-2416:49 UTCm72019301.24  1VUSGSSA
2021-04-2617:11 UTCm62610 70.13NGVD291VUSGSSA
2021-04-2617:11 UTCm62611 69.07NAVD881VUSGSSA
2021-04-2617:11 UTCm72019294.87  1VUSGSSA
2022-05-2613:57 UTCm62610  NGVD29OVUSGSSP
2022-05-2613:57 UTCm62611  NAVD88OVUSGSSP
2022-05-2613:57 UTCm72019   OVUSGSSP

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
StatusOObstructed
Method of measurementOObserved.
Method of measurementSSteel-tape measurement.
Method of measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-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.
Water-level approval statusPProvisional data subject to revision.