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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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USGS 404804073051300 S 47453. 1

Suffolk County, New York
Latitude  40°48'05.2", Longitude  73°05'14.0" NAD83
Land-surface elevation 100.0 feet above NGVD29
The depth of the well is 443 feet below land surface.
The depth of the hole is 754 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
?
 
Method of
measurement
?
 
Measuring
agency
?
 
Source of
measurement
?
 
Water-level
approval
status
1978-03-1512:45 UTCm62610 43.98NGVD29POUSGSSA
1978-03-1512:45 UTCm62611 42.92NAVD88POUSGSSA
1978-03-1512:45 UTCm7201956.02  POUSGSSA
1979-04-0310:15 UTCm62610 47.88NGVD291OUSGSSA
1979-04-0310:15 UTCm62611 46.82NAVD881OUSGSSA
1979-04-0310:15 UTCm7201952.12  1OUSGSSA
1981-03-1117:20 UTCm62610 42.95NGVD291OUSGSSA
1981-03-1117:20 UTCm62611 41.89NAVD881OUSGSSA
1981-03-1117:20 UTCm7201957.05  1OUSGSSA
1982-03-1519:25 UTCm62610 42.04NGVD29POUSGSSA
1982-03-1519:25 UTCm62611 40.98NAVD88POUSGSSA
1982-03-1519:25 UTCm7201957.96  POUSGSSA
1983-03-1515:20 UTCm62610 40.89NGVD29POUSGSSA
1983-03-1515:20 UTCm62611 39.83NAVD88POUSGSSA
1983-03-1515:20 UTCm7201959.11  POUSGSSA
1984-04-1910:00 UTCm62610 45.97NGVD291OUSGSSA
1984-04-1910:00 UTCm62611 44.91NAVD881OUSGSSA
1984-04-1910:00 UTCm7201954.03  1OUSGSSA
1985-04-0508:53 UTCm62610 45.49NGVD291OUSGSSA
1985-04-0508:53 UTCm62611 44.43NAVD881OUSGSSA
1985-04-0508:53 UTCm7201954.51  1OUSGSSA
1985-04-0509:10 UTCm62610 45.48NGVD291OUSGSSA
1985-04-0509:10 UTCm62611 44.42NAVD881OUSGSSA
1985-04-0509:10 UTCm7201954.52  1OUSGSSA
1988-04-2019:15 UTCm62610 40.81NGVD29POUSGSSA
1988-04-2019:15 UTCm62611 39.75NAVD88POUSGSSA
1988-04-2019:15 UTCm7201959.19  POUSGSSA
1989-03-2016:25 UTCm62610 40.07NGVD29POUSGSSA
1989-03-2016:25 UTCm62611 39.01NAVD88POUSGSSA
1989-03-2016:25 UTCm7201959.93  POUSGSSA
1991-04-0416:40 UTCm62610 48.50NGVD291OUSGSSA
1991-04-0416:40 UTCm62611 47.44NAVD881OUSGSSA
1991-04-0416:40 UTCm7201951.50  1OUSGSSA
1992-04-0715:40 UTCm62610 44.72NGVD29POUSGSSA
1992-04-0715:40 UTCm62611 43.66NAVD88POUSGSSA
1992-04-0715:40 UTCm7201955.28  POUSGSSA
1993-04-2016:45 UTCm62610 44.15NGVD291OUSGSSA
1993-04-2016:45 UTCm62611 43.09NAVD881OUSGSSA
1993-04-2016:45 UTCm7201955.85  1OUSGSSA
1994-04-1215:45 UTCm62610 42.76NGVD291OUSGSSA
1994-04-1215:45 UTCm62611 41.70NAVD881OUSGSSA
1994-04-1215:45 UTCm7201957.24  1OUSGSSA
1996-04-3019:25 UTCm62610 40.44NGVD291OUSGSSA
1996-04-3019:25 UTCm62611 39.38NAVD881OUSGSSA
1996-04-3019:25 UTCm7201959.56  1OUSGSSA
1997-04-1719:27 UTCm62610 42.59NGVD291OUSGSSA
1997-04-1719:27 UTCm62611 41.53NAVD881OUSGSSA
1997-04-1719:27 UTCm7201957.41  1OUSGSSA
1999-04-2011:50 UTCm62610 43.87NGVD291SUSGSSA
1999-04-2011:50 UTCm62611 42.81NAVD881SUSGSSA
1999-04-2011:50 UTCm7201956.13  1SUSGSSA
2000-03-1616:06 UTCm62610 41.62NGVD291SUSGSSA
2000-03-1616:06 UTCm62611 40.56NAVD881SUSGSSA
2000-03-1616:06 UTCm7201958.38  1SUSGSSA
2001-03-2213:40 UTCm62610 42.95NGVD291SUSGSSA
2001-03-2213:40 UTCm62611 41.89NAVD881SUSGSSA
2001-03-2213:40 UTCm7201957.05  1SUSGSSA
2002-03-2615:53 UTCm62610 41.04NGVD291SUSGSSA
2002-03-2615:53 UTCm62611 39.98NAVD881SUSGSSA
2002-03-2615:53 UTCm7201958.96  1SUSGSSA
2003-03-2515:39 UTCm62610 41.55NGVD291SUSGSSA
2003-03-2515:39 UTCm62611 40.49NAVD881SUSGSSA
2003-03-2515:39 UTCm7201958.45  1SUSGSSA
2004-03-1814:15 UTCm62610 44.55NGVD291SUSGSSA
2004-03-1814:15 UTCm62611 43.49NAVD881SUSGSSA
2004-03-1814:15 UTCm7201955.45  1SUSGSSA
2005-03-2217:09 UTCm62610 44.17NGVD291SUSGSSA
2005-03-2217:09 UTCm62611 43.11NAVD881SUSGSSA
2005-03-2217:09 UTCm7201955.83  1SUSGSSA
2006-03-3015:10 UTCm62610 46.80NGVD291SUSGSSA
2006-03-3015:10 UTCm62611 45.74NAVD881SUSGSSA
2006-03-3015:10 UTCm7201953.20  1SUSGSSA
2007-03-2214:02 UTCm62610 47.29NGVD291SUSGSSA
2007-03-2214:02 UTCm62611 46.23NAVD881SUSGSSA
2007-03-2214:02 UTCm7201952.71  1SUSGSSA
2008-04-0913:14 UTCm62610 45.22NGVD291SUSGSSA
2008-04-0913:14 UTCm62611 44.16NAVD881SUSGSSA
2008-04-0913:14 UTCm7201954.78  1SUSGSSA
2009-04-0212:29 UTCm62610 43.63NGVD291S  A
2009-04-0212:29 UTCm62611 42.57NAVD881S  A
2009-04-0212:29 UTCm7201956.37  1S  A
2010-04-1613:20 UTCm62610 48.09NGVD291SUSGSSA
2010-04-1613:20 UTCm62611 47.03NAVD881SUSGSSA
2010-04-1613:20 UTCm7201951.91  1SUSGSSA
2011-04-0614:55 UTCm62610 43.85NGVD291S  A
2011-04-0614:55 UTCm62611 42.79NAVD881S  A
2011-04-0614:55 UTCm7201956.15  1S  A
2012-04-1015:13 UTCm62610 43.78NGVD291S  A
2012-04-1015:13 UTCm62611 42.72NAVD881S  A
2012-04-1015:13 UTCm7201956.22  1S  A
2013-04-0915:18 UTCm62610 43.78NGVD291S  A
2013-04-0915:18 UTCm62611 42.72NAVD881S  A
2013-04-0915:18 UTCm7201956.22  1S  A
2014-04-0814:45 UTCm62610 32.50NGVD29PS  A
2014-04-0814:45 UTCm62611 31.44NAVD88PS  A
2014-04-0814:45 UTCm7201967.50  PS  A
2015-04-0715:47 UTCm62610 44.19NGVD291TUSGSSA
2015-04-0715:47 UTCm62611 43.13NAVD881TUSGSSA
2015-04-0715:47 UTCm7201955.81  1TUSGSSA
2016-04-1214:51 UTCm62610 41.54NGVD291SUSGSSA
2016-04-1214:51 UTCm62611 40.48NAVD881SUSGSSA
2016-04-1214:51 UTCm7201958.46  1SUSGSSA
2017-04-1114:00 UTCm62610 38.96NGVD291SUSGSSA
2017-04-1114:00 UTCm62611 37.90NAVD881SUSGSSA
2017-04-1114:00 UTCm7201961.04  1SUSGSSA
2018-04-1014:30 UTCm62610 40.85NGVD291SUSGSSA
2018-04-1014:30 UTCm62611 39.79NAVD881SUSGSSA
2018-04-1014:30 UTCm7201959.15  1SUSGSSA
2019-04-0911:57 UTCm62610 44.49NGVD291OUSGSSA
2019-04-0911:57 UTCm62611 43.43NAVD881OUSGSSA
2019-04-0911:57 UTCm7201955.51  1OUSGSSA
2020-09-2913:13 UTCm62610 41.93NGVD291SUSGSSA
2020-09-2913:13 UTCm62611 40.87NAVD881SUSGSSA
2020-09-2913:13 UTCm7201958.07  1SUSGSSA
2021-04-1311:37 UTCm62610 42.95NGVD291SUSGSSA
2021-04-1311:37 UTCm62611 41.89NAVD881SUSGSSA
2021-04-1311:37 UTCm7201957.05  1SUSGSSA
2023-04-0412:45 UTCm62610 40.74NGVD291VUSGSSA
2023-04-0412:45 UTCm62611 39.68NAVD881VUSGSSA
2023-04-0412:45 UTCm7201959.26  1VUSGSSA
2024-05-0713:50 UTCm62610 44.89NGVD291VUSGSSP
2024-05-0713:50 UTCm62611 43.83NAVD881VUSGSSP
2024-05-0713:50 UTCm7201955.11  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 measurementTElectric-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.