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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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  • 405551072561601
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USGS 405551072561601 S 69364. 1

Suffolk County, New York
Latitude  40°45'51", Longitude  72°56'16" NAD27
Land-surface elevation 32.8 feet above NGVD29
The depth of the well is 529 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
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Water-level
date-time
accuracy
?
 
Parameter
code
Water
level,
feet
below
land
surface
Water
level,
feet
above
specific
vertical
datum
Referenced
vertical
datum
?
 
Status
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Method of
measurement
?
 
Measuring
agency
?
 
Source of
measurement
?
 
Water-level
approval
status
1983-03-2316:20 UTCm62610 18.97NGVD291OUSGSSA
1983-03-2316:20 UTCm62611 17.91NAVD881OUSGSSA
1983-03-2316:20 UTCm7201913.83  1OUSGSSA
1984-04-1418:20 UTCm62610 20.81NGVD291OUSGSSA
1984-04-1418:20 UTCm62611 19.75NAVD881OUSGSSA
1984-04-1418:20 UTCm7201911.99  1OUSGSSA
1985-03-2910:53 UTCm62610 19.55NGVD291OUSGSSA
1985-03-2910:53 UTCm62611 18.49NAVD881OUSGSSA
1985-03-2910:53 UTCm7201913.25  1OUSGSSA
1985-03-2910:57 UTCm62610 19.56NGVD291OUSGSSA
1985-03-2910:57 UTCm62611 18.50NAVD881OUSGSSA
1985-03-2910:57 UTCm7201913.24  1OUSGSSA
1986-06-2608:25 UTCm62610 17.83NGVD29POUSGSSA
1986-06-2608:25 UTCm62611 16.77NAVD88POUSGSSA
1986-06-2608:25 UTCm7201914.97  POUSGSSA
1988-04-0714:30 UTCm62610 16.54NGVD29POUSGSSA
1988-04-0714:30 UTCm62611 15.48NAVD88POUSGSSA
1988-04-0714:30 UTCm7201916.26  POUSGSSA
1989-03-2918:20 UTCm62610 18.89NGVD291OUSGSSA
1989-03-2918:20 UTCm62611 17.83NAVD881OUSGSSA
1989-03-2918:20 UTCm7201913.91  1OUSGSSA
1990-04-1214:05 UTCm62610 20.05NGVD29POUSGSSA
1990-04-1214:05 UTCm62611 18.99NAVD88POUSGSSA
1990-04-1214:05 UTCm7201912.75  POUSGSSA
1990-09-2013:15 UTCm62610 20.25NGVD291OUSGSSA
1990-09-2013:15 UTCm62611 19.19NAVD881OUSGSSA
1990-09-2013:15 UTCm7201912.55  1OUSGSSA
1991-04-1614:10 UTCm62610 20.34NGVD291OUSGSSA
1991-04-1614:10 UTCm62611 19.28NAVD881OUSGSSA
1991-04-1614:10 UTCm7201912.46  1OUSGSSA
1992-04-0915:05 UTCm62610 18.43NGVD291OUSGSSA
1992-04-0915:05 UTCm62611 17.37NAVD881OUSGSSA
1992-04-0915:05 UTCm7201914.37  1OUSGSSA
1993-04-2215:35 UTCm62610 19.71NGVD291OUSGSSA
1993-04-2215:35 UTCm62611 18.65NAVD881OUSGSSA
1993-04-2215:35 UTCm7201913.09  1OUSGSSA
1994-04-1915:36 UTCm62610 19.48NGVD291OUSGSSA
1994-04-1915:36 UTCm62611 18.42NAVD881OUSGSSA
1994-04-1915:36 UTCm7201913.32  1OUSGSSA
1996-04-1218:23 UTCm62610 17.89NGVD291SUSGSSA
1996-04-1218:23 UTCm62611 16.83NAVD881SUSGSSA
1996-04-1218:23 UTCm7201914.91  1SUSGSSA
1997-04-2215:35 UTCm62610 19.89NGVD291OUSGSSA
1997-04-2215:35 UTCm62611 18.83NAVD881OUSGSSA
1997-04-2215:35 UTCm7201912.91  1OUSGSSA
1998-04-2316:18 UTCm62610 19.92NGVD291SUSGSSA
1998-04-2316:18 UTCm62611 18.86NAVD881SUSGSSA
1998-04-2316:18 UTCm7201912.88  1SUSGSSA
2000-03-2117:15 UTCm62610 17.94NGVD291SUSGSSA
2000-03-2117:15 UTCm62611 16.88NAVD881SUSGSSA
2000-03-2117:15 UTCm7201914.86  1SUSGSSA
2001-03-2912:38 UTCm62610 19.14NGVD291SUSGSSA
2001-03-2912:38 UTCm62611 18.08NAVD881SUSGSSA
2001-03-2912:38 UTCm7201913.66  1SUSGSSA
2002-03-2814:50 UTCm62610 17.73NGVD291SUSGSSA
2002-03-2814:50 UTCm62611 16.67NAVD881SUSGSSA
2002-03-2814:50 UTCm7201915.07  1SUSGSSA
2003-03-2712:50 UTCm62610 19.72NGVD291SUSGSSA
2003-03-2712:50 UTCm62611 18.66NAVD881SUSGSSA
2003-03-2712:50 UTCm7201913.08  1SUSGSSA
2004-03-2314:05 UTCm62610 18.91NGVD291SUSGSSA
2004-03-2314:05 UTCm62611 17.85NAVD881SUSGSSA
2004-03-2314:05 UTCm7201913.89  1SUSGSSA
2005-03-2414:00 UTCm62610 18.67NGVD291SUSGSSA
2005-03-2414:00 UTCm62611 17.61NAVD881SUSGSSA
2005-03-2414:00 UTCm7201914.13  1SUSGSSA
2006-04-0414:20 UTCm62610 20.14NGVD291SUSGSSA
2006-04-0414:20 UTCm62611 19.08NAVD881SUSGSSA
2006-04-0414:20 UTCm7201912.66  1SUSGSSA
2007-03-2314:04 UTCm62610 20.08NGVD291SUSGSSA
2007-03-2314:04 UTCm62611 19.02NAVD881SUSGSSA
2007-03-2314:04 UTCm7201912.72  1SUSGSSA
2008-04-1012:50 UTCm62610 19.44NGVD291SUSGSSA
2008-04-1012:50 UTCm62611 18.38NAVD881SUSGSSA
2008-04-1012:50 UTCm7201913.36  1SUSGSSA
2009-04-0312:15 UTCm62610 18.92NGVD291SUSGSSA
2009-04-0312:15 UTCm62611 17.86NAVD881SUSGSSA
2009-04-0312:15 UTCm7201913.88  1SUSGSSA
2010-04-1311:59 UTCm62610 21.28NGVD291SUSGSSA
2010-04-1311:59 UTCm62611 20.22NAVD881SUSGSSA
2010-04-1311:59 UTCm7201911.52  1SUSGSSA
2011-04-0615:08 UTCm62610 18.62NGVD291SUSGSSA
2011-04-0615:08 UTCm62611 17.56NAVD881SUSGSSA
2011-04-0615:08 UTCm7201914.18  1SUSGSSA
2012-04-0917:43 UTCm62610 18.51NGVD291S  A
2012-04-0917:43 UTCm62611 17.45NAVD881S  A
2012-04-0917:43 UTCm7201914.29  1S  A
2013-04-1213:20 UTCm62610 18.91NGVD291S  A
2013-04-1213:20 UTCm62611 17.85NAVD881S  A
2013-04-1213:20 UTCm7201913.89  1S  A
2014-04-1013:50 UTCm62610 18.45NGVD291S  A
2014-04-1013:50 UTCm62611 17.39NAVD881S  A
2014-04-1013:50 UTCm7201914.35  1S  A
2015-04-0814:15 UTCm62610 18.73NGVD291S  A
2015-04-0814:15 UTCm62611 17.67NAVD881S  A
2015-04-0814:15 UTCm7201914.07  1S  A
2016-04-1315:00 UTCm62610 17.61NGVD291SUSGSSA
2016-04-1315:00 UTCm62611 16.55NAVD881SUSGSSA
2016-04-1315:00 UTCm7201915.19  1SUSGSSA
2017-04-1214:15 UTCm62610 17.21NGVD291SUSGSSA
2017-04-1214:15 UTCm62611 16.15NAVD881SUSGSSA
2017-04-1214:15 UTCm7201915.59  1SUSGSSA
2018-04-1114:40 UTCm62610 18.44NGVD291SUSGSSA
2018-04-1114:40 UTCm62611 17.38NAVD881SUSGSSA
2018-04-1114:40 UTCm7201914.36  1SUSGSSA
2019-04-1012:17 UTCm62610 20.09NGVD291OUSGSSA
2019-04-1012:17 UTCm62611 19.03NAVD881OUSGSSA
2019-04-1012:17 UTCm7201912.71  1OUSGSSA
2020-09-3012:39 UTCm62610 16.78NGVD291SUSGSSA
2020-09-3012:39 UTCm62611 15.72NAVD881SUSGSSA
2020-09-3012:39 UTCm7201916.02  1SUSGSSA
2021-04-1111:33 UTCm62610 18.72NGVD291SUSGSSA
2021-04-1111:33 UTCm62611 17.66NAVD881SUSGSSA
2021-04-1111:33 UTCm7201914.08  1SUSGSSA
2023-04-0512:34 UTCm62610 17.94NGVD291VUSGSSA
2023-04-0512:34 UTCm62611 16.88NAVD881VUSGSSA
2023-04-0512:34 UTCm7201914.86  1VUSGSSA
2024-05-0812:57 UTCm62610 18.82NGVD291VUSGSSA
2024-05-0812:57 UTCm62611 17.76NAVD881VUSGSSA
2024-05-0812:57 UTCm7201913.98  1VUSGSSA

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
StatusPPumping
Method of measurementOObserved.
Method of measurementSSteel-tape measurement.
Method of measurementVCalibrated electric-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.