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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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  • 405514073050103
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USGS 405514073050103 S 57980. 1

Suffolk County, New York
Latitude  40°55'09.7", Longitude  73°04'48.3" NAD83
Land-surface elevation 187.0 feet above NGVD29
The depth of the well is 703 feet below land surface.
The depth of the hole is 762 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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Water-level
date-time
accuracy
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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
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agency
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measurement
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Water-level
approval
status
1977-03-3018:15 UTCm62610 37.83NGVD291OUSGSSA
1977-03-3018:15 UTCm62611 36.80NAVD881OUSGSSA
1977-03-3018:15 UTCm72019149.17  1OUSGSSA
1978-03-2120:20 UTCm62610 39.28NGVD291OUSGSSA
1978-03-2120:20 UTCm62611 38.25NAVD881OUSGSSA
1978-03-2120:20 UTCm72019147.72  1OUSGSSA
1979-03-2015:15 UTCm62610 37.98NGVD291OUSGSSA
1979-03-2015:15 UTCm62611 36.95NAVD881OUSGSSA
1979-03-2015:15 UTCm72019149.02  1OUSGSSA
1980-03-1414:35 UTCm62610 41.86NGVD291OUSGSSA
1980-03-1414:35 UTCm62611 40.83NAVD881OUSGSSA
1980-03-1414:35 UTCm72019145.14  1OUSGSSA
1981-03-1716:00 UTCm62610 40.05NGVD291OUSGSSA
1981-03-1716:00 UTCm62611 39.02NAVD881OUSGSSA
1981-03-1716:00 UTCm72019146.95  1OUSGSSA
1984-04-2023:19 UTCm62610 39.73NGVD291OUSGSSA
1984-04-2023:19 UTCm62611 38.70NAVD881OUSGSSA
1984-04-2023:19 UTCm72019147.27  1OUSGSSA
1985-04-0116:09 UTCm62610 41.32NGVD291OUSGSSA
1985-04-0116:09 UTCm62611 40.29NAVD881OUSGSSA
1985-04-0116:09 UTCm72019145.68  1OUSGSSA
1985-04-0116:13 UTCm62610 41.35NGVD291OUSGSSA
1985-04-0116:13 UTCm62611 40.32NAVD881OUSGSSA
1985-04-0116:13 UTCm72019145.65  1OUSGSSA
1986-06-2407:35 UTCm62610 35.84NGVD29POUSGSSA
1986-06-2407:35 UTCm62611 34.81NAVD88POUSGSSA
1986-06-2407:35 UTCm72019151.16  POUSGSSA
1988-04-1415:40 UTCm62610 39.00NGVD29POUSGSSA
1988-04-1415:40 UTCm62611 37.97NAVD88POUSGSSA
1988-04-1415:40 UTCm72019148.00  POUSGSSA
1989-03-3017:35 UTCm62610 37.10NGVD291OUSGSSA
1989-03-3017:35 UTCm62611 36.07NAVD881OUSGSSA
1989-03-3017:35 UTCm72019149.90  1OUSGSSA
1990-04-0216:30 UTCm62610 41.02NGVD29POUSGSSA
1990-04-0216:30 UTCm62611 39.99NAVD88POUSGSSA
1990-04-0216:30 UTCm72019145.98  POUSGSSA
1991-04-0417:30 UTCm62610 42.29NGVD291OUSGSSA
1991-04-0417:30 UTCm62611 41.26NAVD881OUSGSSA
1991-04-0417:30 UTCm72019144.71  1OUSGSSA
1992-04-0716:50 UTCm62610 40.30NGVD291OUSGSSA
1992-04-0716:50 UTCm62611 39.27NAVD881OUSGSSA
1992-04-0716:50 UTCm72019146.70  1OUSGSSA
1994-04-1216:37 UTCm62610 39.92NGVD291OUSGSSA
1994-04-1216:37 UTCm62611 38.89NAVD881OUSGSSA
1994-04-1216:37 UTCm72019147.08  1OUSGSSA
1996-04-3020:55 UTCm62610 35.41NGVD291OUSGSSA
1996-04-3020:55 UTCm62611 34.38NAVD881OUSGSSA
1996-04-3020:55 UTCm72019151.59  1OUSGSSA
1997-04-1713:50 UTCm62610 38.64NGVD291OUSGSSA
1997-04-1713:50 UTCm62611 37.61NAVD881OUSGSSA
1997-04-1713:50 UTCm72019148.36  1OUSGSSA
1998-04-2113:20 UTCm62610 38.58NGVD291SUSGSSA
1998-04-2113:20 UTCm62611 37.55NAVD881SUSGSSA
1998-04-2113:20 UTCm72019148.42  1SUSGSSA
1999-04-2012:50 UTCm62610 41.18NGVD291SUSGSSA
1999-04-2012:50 UTCm62611 40.15NAVD881SUSGSSA
1999-04-2012:50 UTCm72019145.82  1SUSGSSA
2000-03-1615:16 UTCm62610 38.73NGVD291SUSGSSA
2000-03-1615:16 UTCm62611 37.70NAVD881SUSGSSA
2000-03-1615:16 UTCm72019148.27  1SUSGSSA
2001-03-2217:33 UTCm62610 39.49NGVD291SUSGSSA
2001-03-2217:33 UTCm62611 38.46NAVD881SUSGSSA
2001-03-2217:33 UTCm72019147.51  1SUSGSSA
2002-03-2615:01 UTCm62610 37.78NGVD291SUSGSSA
2002-03-2615:01 UTCm62611 36.75NAVD881SUSGSSA
2002-03-2615:01 UTCm72019149.22  1SUSGSSA
2003-03-2514:48 UTCm62610 36.07NGVD291SUSGSSA
2003-03-2514:48 UTCm62611 35.04NAVD881SUSGSSA
2003-03-2514:48 UTCm72019150.93  1SUSGSSA
2004-03-1818:41 UTCm62610 40.19NGVD291S  A
2004-03-1818:41 UTCm62611 39.16NAVD881S  A
2004-03-1818:41 UTCm72019146.81  1S  A
2005-03-2216:01 UTCm62610 41.31NGVD291SUSGSSA
2005-03-2216:01 UTCm62611 40.28NAVD881SUSGSSA
2005-03-2216:01 UTCm72019145.69  1SUSGSSA
2006-03-3019:55 UTCm62610 44.01NGVD291SUSGSSA
2006-03-3019:55 UTCm62611 42.98NAVD881SUSGSSA
2006-03-3019:55 UTCm72019142.99  1SUSGSSA
2007-03-2217:05 UTCm62610 45.23NGVD291SUSGSSA
2007-03-2217:05 UTCm62611 44.20NAVD881SUSGSSA
2007-03-2217:05 UTCm72019141.77  1SUSGSSA
2008-04-0916:15 UTCm62610 43.21NGVD291SUSGSSA
2008-04-0916:15 UTCm62611 42.18NAVD881SUSGSSA
2008-04-0916:15 UTCm72019143.79  1SUSGSSA
2009-04-0217:24 UTCm62610 40.92NGVD291S  A
2009-04-0217:24 UTCm62611 39.89NAVD881S  A
2009-04-0217:24 UTCm72019146.08  1S  A
2010-04-1616:28 UTCm62610 42.01NGVD291SUSGSSA
2010-04-1616:28 UTCm62611 40.98NAVD881SUSGSSA
2010-04-1616:28 UTCm72019144.99  1SUSGSSA
2011-04-0617:55 UTCm62610 41.12NGVD291S  A
2011-04-0617:55 UTCm62611 40.09NAVD881S  A
2011-04-0617:55 UTCm72019145.88  1S  A
2012-04-1018:25 UTCm62610 40.76NGVD291S  A
2012-04-1018:25 UTCm62611 39.73NAVD881S  A
2012-04-1018:25 UTCm72019146.24  1S  A
2013-04-0918:49 UTCm62610 39.45NGVD291S  A
2013-04-0918:49 UTCm62611 38.42NAVD881S  A
2013-04-0918:49 UTCm72019147.55  1S  A
2014-04-0818:49 UTCm62610 38.38NGVD29PS  A
2014-04-0818:49 UTCm62611 37.35NAVD88PS  A
2014-04-0818:49 UTCm72019148.62  PS  A
2016-04-1218:05 UTCm62610 37.35NGVD291SUSGSSA
2016-04-1218:05 UTCm62611 36.32NAVD881SUSGSSA
2016-04-1218:05 UTCm72019149.65  1SUSGSSA
2017-04-1117:00 UTCm62610 34.85NGVD291SUSGSSA
2017-04-1117:00 UTCm62611 33.82NAVD881SUSGSSA
2017-04-1117:00 UTCm72019152.15  1SUSGSSA
2018-04-1017:55 UTCm62610 35.27NGVD291SUSGSSA
2018-04-1017:55 UTCm62611 34.24NAVD881SUSGSSA
2018-04-1017:55 UTCm72019151.73  1SUSGSSA
2019-04-0915:06 UTCm62610 35.90NGVD291SUSGSSA
2019-04-0915:06 UTCm62611 34.87NAVD881SUSGSSA
2019-04-0915:06 UTCm72019151.10  1SUSGSSA
2020-09-2915:58 UTCm62610 39.83NGVD291SUSGSSA
2020-09-2915:58 UTCm62611 38.80NAVD881SUSGSSA
2020-09-2915:58 UTCm72019147.17  1SUSGSSA
2021-04-1314:16 UTCm62610 37.83NGVD291SUSGSSA
2021-04-1314:16 UTCm62611 36.80NAVD881SUSGSSA
2021-04-1314:16 UTCm72019149.17  1SUSGSSA
2023-04-0415:19 UTCm62610 37.24NGVD291VUSGSSA
2023-04-0415:19 UTCm62611 36.21NAVD881VUSGSSA
2023-04-0415:19 UTCm72019149.76  1VUSGSSA
2024-05-0718:00 UTCm62610 39.00NGVD291VUSGSSA
2024-05-0718:00 UTCm62611 37.97NAVD881VUSGSSA
2024-05-0718:00 UTCm72019148.00  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.