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Groundwater levels for the Nation

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  • 403959073434301
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USGS 403959073434301 N 10001. 1

Nassau County, New York
Latitude  40°39'58.8", Longitude  73°43'37.8" NAD83
Land-surface elevation 16.0 feet above NGVD29
The depth of the well is 34 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 Glacial Aquifer, Upper (112GLCLU) local aquifer.
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Parameter
code
Water
level,
feet
below
land
surface
Water
level,
feet
above
specific
vertical
datum
Referenced
vertical
datum
?
 
Status
?
 
Method of
measurement
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agency
?
 
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measurement
?
 
Water-level
approval
status
1990-03-2017:07 UTCm62610 8.74NGVD291OUSGSSA
1990-03-2017:07 UTCm62611 7.63NAVD881OUSGSSA
1990-03-2017:07 UTCm720197.26  1OUSGSSA
1990-04-1016:20 UTCm62610 7.93NGVD291OUSGSSA
1990-04-1016:20 UTCm62611 6.82NAVD881OUSGSSA
1990-04-1016:20 UTCm720198.07  1OUSGSSA
1992-03-1616:50 UTCm62610 7.07NGVD291OUSGSSA
1992-03-1616:50 UTCm62611 5.96NAVD881OUSGSSA
1992-03-1616:50 UTCm720198.93  1OUSGSSA
1992-07-2213:50 UTCm62610 7.05NGVD291OUSGSSA
1992-07-2213:50 UTCm62611 5.94NAVD881OUSGSSA
1992-07-2213:50 UTCm720198.95  1OUSGSSA
1992-08-2514:43 UTCm62610 7.85NGVD291OUSGSSA
1992-08-2514:43 UTCm62611 6.74NAVD881OUSGSSA
1992-08-2514:43 UTCm720198.15  1OUSGSSA
1992-09-1718:26 UTCm62610 7.49NGVD291OUSGSSA
1992-09-1718:26 UTCm62611 6.38NAVD881OUSGSSA
1992-09-1718:26 UTCm720198.51  1OUSGSSA
1992-10-2715:37 UTCm62610 7.44NGVD291OUSGSSA
1992-10-2715:37 UTCm62611 6.33NAVD881OUSGSSA
1992-10-2715:37 UTCm720198.56  1OUSGSSA
1992-11-1815:06 UTCm62610 7.44NGVD291OUSGSSA
1992-11-1815:06 UTCm62611 6.33NAVD881OUSGSSA
1992-11-1815:06 UTCm720198.56  1OUSGSSA
1992-12-2817:36 UTCm62610 8.25NGVD291OUSGSSA
1992-12-2817:36 UTCm62611 7.14NAVD881OUSGSSA
1992-12-2817:36 UTCm720197.75  1OUSGSSA
1993-01-2118:28 UTCm62610 8.21NGVD291OUSGSSA
1993-01-2118:28 UTCm62611 7.10NAVD881OUSGSSA
1993-01-2118:28 UTCm720197.79  1OUSGSSA
1993-03-2317:11 UTCm62610 8.84NGVD291OUSGSSA
1993-03-2317:11 UTCm62611 7.73NAVD881OUSGSSA
1993-03-2317:11 UTCm720197.16  1OUSGSSA
1993-03-2518:23 UTCm62610 9.05NGVD291OUSGSSA
1993-03-2518:23 UTCm62611 7.94NAVD881OUSGSSA
1993-03-2518:23 UTCm720196.95  1OUSGSSA
1993-04-3017:37 UTCm62610 8.90NGVD291OUSGSSA
1993-04-3017:37 UTCm62611 7.79NAVD881OUSGSSA
1993-04-3017:37 UTCm720197.10  1OUSGSSA
1993-05-2416:38 UTCm62610 8.32NGVD291OUSGSSA
1993-05-2416:38 UTCm62611 7.21NAVD881OUSGSSA
1993-05-2416:38 UTCm720197.68  1OUSGSSA
1993-06-2218:40 UTCm62610 7.81NGVD291OUSGSSA
1993-06-2218:40 UTCm62611 6.70NAVD881OUSGSSA
1993-06-2218:40 UTCm720198.19  1OUSGSSA
1993-07-2217:48 UTCm62610 7.11NGVD291OUSGSSA
1993-07-2217:48 UTCm62611 6.00NAVD881OUSGSSA
1993-07-2217:48 UTCm720198.89  1OUSGSSA
1993-08-2414:34 UTCm62610 6.86NGVD291OUSGSSA
1993-08-2414:34 UTCm62611 5.75NAVD881OUSGSSA
1993-08-2414:34 UTCm720199.14  1OUSGSSA
1993-09-2215:57 UTCm62610 6.72NGVD291OUSGSSA
1993-09-2215:57 UTCm62611 5.61NAVD881OUSGSSA
1993-09-2215:57 UTCm720199.28  1OUSGSSA
1993-11-2416:31 UTCm62610 7.21NGVD291OUSGSSA
1993-11-2416:31 UTCm62611 6.10NAVD881OUSGSSA
1993-11-2416:31 UTCm720198.79  1OUSGSSA
1994-03-3017:19 UTCm62610 8.87NGVD291OUSGSSA
1994-03-3017:19 UTCm62611 7.76NAVD881OUSGSSA
1994-03-3017:19 UTCm720197.13  1OUSGSSA
1995-03-1317:15 UTCm62610 8.09NGVD291OUSGSSA
1995-03-1317:15 UTCm62611 6.98NAVD881OUSGSSA
1995-03-1317:15 UTCm720197.91  1OUSGSSA
1996-03-1216:45 UTCm62610 8.37NGVD291OUSGSSA
1996-03-1216:45 UTCm62611 7.26NAVD881OUSGSSA
1996-03-1216:45 UTCm720197.63  1OUSGSSA
1997-03-1018:34 UTCm62610 8.96NGVD291OUSGSSA
1997-03-1018:34 UTCm62611 7.85NAVD881OUSGSSA
1997-03-1018:34 UTCm720197.04  1OUSGSSA
1998-03-2318:03 UTCm62610 9.20NGVD291SUSGSSA
1998-03-2318:03 UTCm62611 8.09NAVD881SUSGSSA
1998-03-2318:03 UTCm720196.80  1SUSGSSA
1999-03-3015:40 UTCm62610 8.48NGVD291SUSGSSA
1999-03-3015:40 UTCm62611 7.37NAVD881SUSGSSA
1999-03-3015:40 UTCm720197.52  1SUSGSSA
2000-03-2014:33 UTCm62610 7.69NGVD291SUSGSSA
2000-03-2014:33 UTCm62611 6.58NAVD881SUSGSSA
2000-03-2014:33 UTCm720198.31  1SUSGSSA
2001-03-1916:43 UTCm62610 8.63NGVD291SUSGSSA
2001-03-1916:43 UTCm62611 7.52NAVD881SUSGSSA
2001-03-1916:43 UTCm720197.37  1SUSGSSA
2002-03-2118:12 UTCm62610 7.64NGVD291SUSGSSA
2002-03-2118:12 UTCm62611 6.53NAVD881SUSGSSA
2002-03-2118:12 UTCm720198.36  1SUSGSSA
2003-03-1718:00 UTCm62610 9.34NGVD291SUSGSSA
2003-03-1718:00 UTCm62611 8.23NAVD881SUSGSSA
2003-03-1718:00 UTCm720196.66  1SUSGSSA
2004-03-1520:06 UTCm62610 9.17NGVD291SUSGSSA
2004-03-1520:06 UTCm62611 8.06NAVD881SUSGSSA
2004-03-1520:06 UTCm720196.83  1SUSGSSA
2005-03-1416:07 UTCm62610 9.35NGVD291SUSGSSA
2005-03-1416:07 UTCm62611 8.24NAVD881SUSGSSA
2005-03-1416:07 UTCm720196.65  1SUSGSSA
2006-03-2019:30 UTCm62610 9.57NGVD291SUSGSSA
2006-03-2019:30 UTCm62611 8.46NAVD881SUSGSSA
2006-03-2019:30 UTCm720196.43  1SUSGSSA
2007-03-3018:55 UTCm62610 9.84NGVD291SUSGSSA
2007-03-3018:55 UTCm62611 8.73NAVD881SUSGSSA
2007-03-3018:55 UTCm720196.16  1SUSGSSA
2008-04-1817:19 UTCm62610 9.68NGVD291SUSGSSA
2008-04-1817:19 UTCm62611 8.57NAVD881SUSGSSA
2008-04-1817:19 UTCm720196.32  1SUSGSSA
2009-04-2714:38 UTCm62610 9.85NGVD291SUSGSSA
2009-04-2714:38 UTCm62611 8.74NAVD881SUSGSSA
2009-04-2714:38 UTCm720196.15  1SUSGSSA
2010-04-0217:29 UTCm62610 11.74NGVD291S  A
2010-04-0217:29 UTCm62611 10.63NAVD881S  A
2010-04-0217:29 UTCm720194.26  1S  A
2010-04-2116:09 UTCm62610 11.78NGVD291SUSGSSA
2010-04-2116:09 UTCm62611 10.67NAVD881SUSGSSA
2010-04-2116:09 UTCm720194.22  1SUSGSSA
2011-04-1814:45 UTCm62610 10.10NGVD291SUSGSSA
2011-04-1814:45 UTCm62611 8.99NAVD881SUSGSSA
2011-04-1814:45 UTCm720195.90  1SUSGSSA
2012-04-1716:29 UTCm62610 9.95NGVD291SUSGSSA
2012-04-1716:29 UTCm62611 8.84NAVD881SUSGSSA
2012-04-1716:29 UTCm720196.05  1SUSGSSA
2013-04-1515:18 UTCm62610 9.54NGVD291SUSGSSA
2013-04-1515:18 UTCm62611 8.43NAVD881SUSGSSA
2013-04-1515:18 UTCm720196.46  1SUSGSSA
2014-04-2317:33 UTCm62610 9.78NGVD291SUSGSSA
2014-04-2317:33 UTCm62611 8.67NAVD881SUSGSSA
2014-04-2317:33 UTCm720196.22  1SUSGSSA
2015-04-1517:28 UTCm62610 9.97NGVD291SUSGSSA
2015-04-1517:28 UTCm62611 8.86NAVD881SUSGSSA
2015-04-1517:28 UTCm720196.03  1SUSGSSA
2016-04-1817:25 UTCm62610 9.52NGVD291SUSGSSA
2016-04-1817:25 UTCm62611 8.41NAVD881SUSGSSA
2016-04-1817:25 UTCm720196.48  1SUSGSSA
2017-04-1716:55 UTCm62610 10.25NGVD291TUSGSSA
2017-04-1716:55 UTCm62611 9.14NAVD881TUSGSSA
2017-04-1716:55 UTCm720195.75  1TUSGSSA
2018-04-1817:57 UTCm62610 10.35NGVD291VUSGSSA
2018-04-1817:57 UTCm62611 9.24NAVD881VUSGSSA
2018-04-1817:57 UTCm720195.65  1VUSGSSA
2019-04-1614:18 UTCm62610 10.50NGVD291SUSGSSA
2019-04-1614:18 UTCm62611 9.39NAVD881SUSGSSA
2019-04-1614:18 UTCm720195.50  1SUSGSSA
2020-10-1916:40 UTCm62610 9.62NGVD291VUSGSSA
2020-10-1916:40 UTCm62611 8.51NAVD881VUSGSSA
2020-10-1916:40 UTCm720196.38  1VUSGSSA
2021-04-2217:10 UTCm62610 10.18NGVD291VUSGSSA
2021-04-2217:10 UTCm62611 9.07NAVD881VUSGSSA
2021-04-2217:10 UTCm720195.82  1VUSGSSA
2022-05-2319:20 UTCm62610 9.37NGVD291VUSGSSA
2022-05-2319:20 UTCm62611 8.26NAVD881VUSGSSA
2022-05-2319:20 UTCm720196.63  1VUSGSSA
2023-05-0918:21 UTCm62610 10.35NGVD291VUSGSSA
2023-05-0918:21 UTCm62611 9.24NAVD881VUSGSSA
2023-05-0918:21 UTCm720195.65  1VUSGSSA
2024-05-1321:25 UTCm62610 8.67NGVD291VUSGSSA
2024-05-1321:25 UTCm62611 7.56NAVD881VUSGSSA
2024-05-1321:25 UTCm720197.33  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
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.