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Groundwater levels for the Nation

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USGS 404820073073402 S 43641. 1

Suffolk County, New York
Latitude  40°48'20", Longitude  73°07'34" NAD27
Land-surface elevation 99.9 feet above NGVD29
The depth of the well is 706 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
1984-04-1910:28 UTCm62610 43.71NGVD29POUSGSSA
1984-04-1910:28 UTCm62611 42.63NAVD88POUSGSSA
1984-04-1910:28 UTCm7201956.19  POUSGSSA
1985-04-0423:43 UTCm62610 43.22NGVD291OUSGSSA
1985-04-0423:43 UTCm62611 42.14NAVD881OUSGSSA
1985-04-0423:43 UTCm7201956.68  1OUSGSSA
1985-04-0423:54 UTCm62610 43.22NGVD291OUSGSSA
1985-04-0423:54 UTCm62611 42.14NAVD881OUSGSSA
1985-04-0423:54 UTCm7201956.68  1OUSGSSA
1990-04-0218:55 UTCm62610 44.30NGVD291OUSGSSA
1990-04-0218:55 UTCm62611 43.22NAVD881OUSGSSA
1990-04-0218:55 UTCm7201955.60  1OUSGSSA
1991-03-2817:00 UTCm62610 45.77NGVD291OUSGSSA
1991-03-2817:00 UTCm62611 44.69NAVD881OUSGSSA
1991-03-2817:00 UTCm7201954.13  1OUSGSSA
1992-04-0317:50 UTCm62610 43.56NGVD291OUSGSSA
1992-04-0317:50 UTCm62611 42.48NAVD881OUSGSSA
1992-04-0317:50 UTCm7201956.34  1OUSGSSA
1994-04-0717:10 UTCm62610 42.35NGVD291OUSGSSA
1994-04-0717:10 UTCm62611 41.27NAVD881OUSGSSA
1994-04-0717:10 UTCm7201957.55  1OUSGSSA
1995-03-2118:00 UTCm62610 40.22NGVD291OUSGSSA
1995-03-2118:00 UTCm62611 39.14NAVD881OUSGSSA
1995-03-2118:00 UTCm7201959.68  1OUSGSSA
1996-04-0414:56 UTCm62610 39.91NGVD291OUSGSSA
1996-04-0414:56 UTCm62611 38.83NAVD881OUSGSSA
1996-04-0414:56 UTCm7201959.99  1OUSGSSA
1997-04-1514:57 UTCm62610 42.39NGVD291OUSGSSA
1997-04-1514:57 UTCm62611 41.31NAVD881OUSGSSA
1997-04-1514:57 UTCm7201957.51  1OUSGSSA
1998-04-1613:53 UTCm62610 42.50NGVD291SUSGSSA
1998-04-1613:53 UTCm62611 41.42NAVD881SUSGSSA
1998-04-1613:53 UTCm7201957.40  1SUSGSSA
1999-04-1513:30 UTCm62610 42.55NGVD291SUSGSSA
1999-04-1513:30 UTCm62611 41.47NAVD881SUSGSSA
1999-04-1513:30 UTCm7201957.35  1SUSGSSA
2000-03-1415:21 UTCm62610 40.37NGVD291SUSGSSA
2000-03-1415:21 UTCm62611 39.29NAVD881SUSGSSA
2000-03-1415:21 UTCm7201959.53  1SUSGSSA
2001-03-2016:05 UTCm62610 41.30NGVD291SUSGSSA
2001-03-2016:05 UTCm62611 40.22NAVD881SUSGSSA
2001-03-2016:05 UTCm7201958.60  1SUSGSSA
2002-03-2117:01 UTCm62610 39.30NGVD291SUSGSSA
2002-03-2117:01 UTCm62611 38.22NAVD881SUSGSSA
2002-03-2117:01 UTCm7201960.60  1SUSGSSA
2003-03-2014:40 UTCm62610 40.04NGVD291SUSGSSA
2003-03-2014:40 UTCm62611 38.96NAVD881SUSGSSA
2003-03-2014:40 UTCm7201959.86  1SUSGSSA
2004-03-1613:17 UTCm62610 42.94NGVD291SUSGSSA
2004-03-1613:17 UTCm62611 41.86NAVD881SUSGSSA
2004-03-1613:17 UTCm7201956.96  1SUSGSSA
2005-03-1712:08 UTCm62610 42.63NGVD291SUSGSSA
2005-03-1712:08 UTCm62611 41.55NAVD881SUSGSSA
2005-03-1712:08 UTCm7201957.27  1SUSGSSA
2006-03-2815:40 UTCm62610 44.80NGVD291SUSGSSA
2006-03-2815:40 UTCm62611 43.72NAVD881SUSGSSA
2006-03-2815:40 UTCm7201955.10  1SUSGSSA
2007-04-0513:28 UTCm62610 45.00NGVD291SUSGSSA
2007-04-0513:28 UTCm62611 43.92NAVD881SUSGSSA
2007-04-0513:28 UTCm7201954.90  1SUSGSSA
2008-04-0712:36 UTCm62610 43.47NGVD291SUSGSSA
2008-04-0712:36 UTCm62611 42.39NAVD881SUSGSSA
2008-04-0712:36 UTCm7201956.43  1SUSGSSA
2009-04-0111:52 UTCm62610 43.01NGVD291SUSGSSA
2009-04-0111:52 UTCm62611 41.93NAVD881SUSGSSA
2009-04-0111:52 UTCm7201956.89  1SUSGSSA
2010-04-1412:04 UTCm62610 45.88NGVD291SUSGSSA
2010-04-1412:04 UTCm62611 44.80NAVD881SUSGSSA
2010-04-1412:04 UTCm7201954.02  1SUSGSSA
2011-04-0714:53 UTCm62610 42.43NGVD291S  A
2011-04-0714:53 UTCm62611 41.35NAVD881S  A
2011-04-0714:53 UTCm7201957.47  1S  A
2012-04-1114:34 UTCm62610 42.24NGVD291S  A
2012-04-1114:34 UTCm62611 41.16NAVD881S  A
2012-04-1114:34 UTCm7201957.66  1S  A
2013-04-0512:48 UTCm62610 42.48NGVD291S  A
2013-04-0512:48 UTCm62611 41.40NAVD881S  A
2013-04-0512:48 UTCm7201957.42  1S  A
2014-04-0714:05 UTCm62610 41.02NGVD29PS  A
2014-04-0714:05 UTCm62611 39.94NAVD88PS  A
2014-04-0714:05 UTCm7201958.88  PS  A
2015-04-0616:53 UTCm62610 48.37NGVD291S  P
2015-04-0616:53 UTCm62611 47.29NAVD881S  P
2015-04-0616:53 UTCm7201951.53  1S  P
2016-04-1215:20 UTCm62610 40.48NGVD291SUSGSSA
2016-04-1215:20 UTCm62611 39.40NAVD881SUSGSSA
2016-04-1215:20 UTCm7201959.42  1SUSGSSA
2017-04-1013:45 UTCm62610 46.91NGVD291SUSGSSP
2017-04-1013:45 UTCm62611 45.83NAVD881SUSGSSP
2017-04-1013:45 UTCm7201952.99  1SUSGSSP
2018-04-0914:35 UTCm62610 40.09NGVD291SUSGSSA
2018-04-0914:35 UTCm62611 39.01NAVD881SUSGSSA
2018-04-0914:35 UTCm7201959.81  1SUSGSSA
2019-04-0811:33 UTCm62610 43.25NGVD291OUSGSSA
2019-04-0811:33 UTCm62611 42.17NAVD881OUSGSSA
2019-04-0811:33 UTCm7201956.65  1OUSGSSA
2020-09-2812:39 UTCm62610 40.78NGVD291SUSGSSA
2020-09-2812:39 UTCm62611 39.70NAVD881SUSGSSA
2020-09-2812:39 UTCm7201959.12  1SUSGSSA
2021-04-1211:27 UTCm62610 41.76NGVD291SUSGSSA
2021-04-1211:27 UTCm62611 40.68NAVD881SUSGSSA
2021-04-1211:27 UTCm7201958.14  1SUSGSSA
2022-05-0912:55 UTCm62610 42.37NGVD291SUSGSSP
2022-05-0912:55 UTCm62611 41.29NAVD881SUSGSSP
2022-05-0912:55 UTCm7201957.53  1SUSGSSP
2024-05-0612:35 UTCm62610 42.62NGVD291VUSGSSP
2024-05-0612:35 UTCm62611 41.54NAVD881VUSGSSP
2024-05-0612:35 UTCm7201957.28  1VUSGSSP

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.
Water-level approval statusPProvisional data subject to revision.