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Groundwater levels for the Nation

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USGS 405354073021202 S 52490. 1

Suffolk County, New York
Latitude  40°53'55", Longitude  73°02'12" NAD27
Land-surface elevation 137.0 feet above NGVD29
The depth of the well is 554 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
?
 
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measurement
?
 
Water-level
approval
status
1978-03-2214:45 UTCm62610 53.58NGVD291OUSGSSA
1978-03-2214:45 UTCm62611 52.56NAVD881OUSGSSA
1978-03-2214:45 UTCm7201983.42  1OUSGSSA
1979-04-0213:15 UTCm62610 56.13NGVD291OUSGSSA
1979-04-0213:15 UTCm62611 55.11NAVD881OUSGSSA
1979-04-0213:15 UTCm7201980.87  1OUSGSSA
1980-03-1712:25 UTCm62610 55.39NGVD29POUSGSSA
1980-03-1712:25 UTCm62611 54.37NAVD88POUSGSSA
1980-03-1712:25 UTCm7201981.61  POUSGSSA
1981-03-1716:45 UTCm62610 53.18NGVD29POUSGSSA
1981-03-1716:45 UTCm62611 52.16NAVD88POUSGSSA
1981-03-1716:45 UTCm7201983.82  POUSGSSA
1983-03-2113:00 UTCm62610 50.58NGVD29POUSGSSA
1983-03-2113:00 UTCm62611 49.56NAVD88POUSGSSA
1983-03-2113:00 UTCm7201986.42  POUSGSSA
1984-04-2021:25 UTCm62610 53.35NGVD291OUSGSSA
1984-04-2021:25 UTCm62611 52.33NAVD881OUSGSSA
1984-04-2021:25 UTCm7201983.65  1OUSGSSA
1985-04-0501:47 UTCm62610 55.41NGVD291OUSGSSA
1985-04-0501:47 UTCm62611 54.39NAVD881OUSGSSA
1985-04-0501:47 UTCm7201981.59  1OUSGSSA
1985-04-0501:49 UTCm62610 55.41NGVD291OUSGSSA
1985-04-0501:49 UTCm62611 54.39NAVD881OUSGSSA
1985-04-0501:49 UTCm7201981.59  1OUSGSSA
1986-06-2504:50 UTCm62610 46.74NGVD29POUSGSSA
1986-06-2504:50 UTCm62611 45.72NAVD88POUSGSSA
1986-06-2504:50 UTCm7201990.26  POUSGSSA
1986-06-2505:00 UTCm62610 46.73NGVD29POUSGSSA
1986-06-2505:00 UTCm62611 45.71NAVD88POUSGSSA
1986-06-2505:00 UTCm7201990.27  POUSGSSA
1988-04-1416:20 UTCm62610 50.29NGVD291OUSGSSA
1988-04-1416:20 UTCm62611 49.27NAVD881OUSGSSA
1988-04-1416:20 UTCm7201986.71  1OUSGSSA
1989-03-3016:45 UTCm62610 49.34NGVD291OUSGSSA
1989-03-3016:45 UTCm62611 48.32NAVD881OUSGSSA
1989-03-3016:45 UTCm7201987.66  1OUSGSSA
1990-04-0517:30 UTCm62610 53.53NGVD291OUSGSSA
1990-04-0517:30 UTCm62611 52.51NAVD881OUSGSSA
1990-04-0517:30 UTCm7201983.47  1OUSGSSA
1991-04-1616:50 UTCm62610 54.59NGVD291OUSGSSA
1991-04-1616:50 UTCm62611 53.57NAVD881OUSGSSA
1991-04-1616:50 UTCm7201982.41  1OUSGSSA
1992-04-0918:40 UTCm62610 52.38NGVD291OUSGSSA
1992-04-0918:40 UTCm62611 51.36NAVD881OUSGSSA
1992-04-0918:40 UTCm7201984.62  1OUSGSSA
1993-04-2218:55 UTCm62610 52.17NGVD291OUSGSSA
1993-04-2218:55 UTCm62611 51.15NAVD881OUSGSSA
1993-04-2218:55 UTCm7201984.83  1OUSGSSA
1994-04-1917:24 UTCm62610 51.55NGVD291SUSGSSA
1994-04-1917:24 UTCm62611 50.53NAVD881SUSGSSA
1994-04-1917:24 UTCm7201985.45  1SUSGSSA
1994-04-1919:24 UTCm62610 51.99NGVD291OUSGSSA
1994-04-1919:24 UTCm62611 50.97NAVD881OUSGSSA
1994-04-1919:24 UTCm7201985.01  1OUSGSSA
1995-04-0619:17 UTCm62610 48.83NGVD291SUSGSSA
1995-04-0619:17 UTCm62611 47.81NAVD881SUSGSSA
1995-04-0619:17 UTCm7201988.17  1SUSGSSA
1996-04-1215:53 UTCm62610 46.87NGVD291SUSGSSA
1996-04-1215:53 UTCm62611 45.85NAVD881SUSGSSA
1996-04-1215:53 UTCm7201990.13  1SUSGSSA
1997-04-2213:10 UTCm62610 50.80NGVD291OUSGSSA
1997-04-2213:10 UTCm62611 49.78NAVD881OUSGSSA
1997-04-2213:10 UTCm7201986.20  1OUSGSSA
1998-04-2313:33 UTCm62610 51.24NGVD291SUSGSSA
1998-04-2313:33 UTCm62611 50.22NAVD881SUSGSSA
1998-04-2313:33 UTCm7201985.76  1SUSGSSA
1999-04-2216:30 UTCm62610 52.62NGVD291SUSGSSA
1999-04-2216:30 UTCm62611 51.60NAVD881SUSGSSA
1999-04-2216:30 UTCm7201984.38  1SUSGSSA
2000-03-2115:48 UTCm62610 50.24NGVD291SUSGSSA
2000-03-2115:48 UTCm62611 49.22NAVD881SUSGSSA
2000-03-2115:48 UTCm7201986.76  1SUSGSSA
2001-03-2914:26 UTCm62610 50.79NGVD291SUSGSSA
2001-03-2914:26 UTCm62611 49.77NAVD881SUSGSSA
2001-03-2914:26 UTCm7201986.21  1SUSGSSA
2002-03-2812:55 UTCm62610 49.89NGVD291SUSGSSA
2002-03-2812:55 UTCm62611 48.87NAVD881SUSGSSA
2002-03-2812:55 UTCm7201987.11  1SUSGSSA
2003-03-2714:35 UTCm62610 46.78NGVD291SUSGSSA
2003-03-2714:35 UTCm62611 45.76NAVD881SUSGSSA
2003-03-2714:35 UTCm7201990.22  1SUSGSSA
2004-03-2315:51 UTCm62610 52.06NGVD291SUSGSSA
2004-03-2315:51 UTCm62611 51.04NAVD881SUSGSSA
2004-03-2315:51 UTCm7201984.94  1SUSGSSA
2005-03-2415:20 UTCm62610 51.95NGVD291SUSGSSA
2005-03-2415:20 UTCm62611 50.93NAVD881SUSGSSA
2005-03-2415:20 UTCm7201985.05  1SUSGSSA
2006-04-0416:30 UTCm62610 55.56NGVD291SUSGSSA
2006-04-0416:30 UTCm62611 54.54NAVD881SUSGSSA
2006-04-0416:30 UTCm7201981.44  1SUSGSSA
2007-03-2315:59 UTCm62610 55.80NGVD291SUSGSSA
2007-03-2315:59 UTCm62611 54.78NAVD881SUSGSSA
2007-03-2315:59 UTCm7201981.20  1SUSGSSA
2008-04-1014:27 UTCm62610 54.22NGVD291SUSGSSA
2008-04-1014:27 UTCm62611 53.20NAVD881SUSGSSA
2008-04-1014:27 UTCm7201982.78  1SUSGSSA
2009-04-0313:55 UTCm62610 53.63NGVD291SUSGSSA
2009-04-0313:55 UTCm62611 52.61NAVD881SUSGSSA
2009-04-0313:55 UTCm7201983.37  1SUSGSSA
2010-04-1313:48 UTCm62610 54.68NGVD291SUSGSSA
2010-04-1313:48 UTCm62611 53.66NAVD881SUSGSSA
2010-04-1313:48 UTCm7201982.32  1SUSGSSA
2011-04-0617:17 UTCm62610 53.59NGVD291SUSGSSA
2011-04-0617:17 UTCm62611 52.57NAVD881SUSGSSA
2011-04-0617:17 UTCm7201983.41  1SUSGSSA
2012-04-0914:30 UTCm62610 53.29NGVD291S  A
2012-04-0914:30 UTCm62611 52.27NAVD881S  A
2012-04-0914:30 UTCm7201983.71  1S  A
2013-04-1214:51 UTCm62610 52.71NGVD291S  A
2013-04-1214:51 UTCm62611 51.69NAVD881S  A
2013-04-1214:51 UTCm7201984.29  1S  A
2014-04-1015:12 UTCm62610 51.06NGVD291S  A
2014-04-1015:12 UTCm62611 50.04NAVD881S  A
2014-04-1015:12 UTCm7201985.94  1S  A
2015-04-0815:39 UTCm62610 51.86NGVD291S  A
2015-04-0815:39 UTCm62611 50.84NAVD881S  A
2015-04-0815:39 UTCm7201985.14  1S  A
2016-04-1316:50 UTCm62610 49.46NGVD291SUSGSSA
2016-04-1316:50 UTCm62611 48.44NAVD881SUSGSSA
2016-04-1316:50 UTCm7201987.54  1SUSGSSA
2017-04-1217:00 UTCm62610 47.97NGVD291SUSGSSA
2017-04-1217:00 UTCm62611 46.95NAVD881SUSGSSA
2017-04-1217:00 UTCm7201989.03  1SUSGSSA
2018-04-1116:05 UTCm62610 47.38NGVD291SUSGSSA
2018-04-1116:05 UTCm62611 46.36NAVD881SUSGSSA
2018-04-1116:05 UTCm7201989.62  1SUSGSSA
2019-04-1013:52 UTCm62610 51.11NGVD291OUSGSSA
2019-04-1013:52 UTCm62611 50.09NAVD881OUSGSSA
2019-04-1013:52 UTCm7201985.89  1OUSGSSA
2020-09-3014:24 UTCm62610 47.61NGVD291SUSGSSA
2020-09-3014:24 UTCm62611 46.59NAVD881SUSGSSA
2020-09-3014:24 UTCm7201989.39  1SUSGSSA
2021-04-1413:16 UTCm62610 50.34NGVD291SUSGSSA
2021-04-1413:16 UTCm62611 49.32NAVD881SUSGSSA
2021-04-1413:16 UTCm7201986.66  1SUSGSSA
2023-04-0513:58 UTCm62610 49.73NGVD291VUSGSSA
2023-04-0513:58 UTCm62611 48.71NAVD881VUSGSSA
2023-04-0513:58 UTCm7201987.27  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.