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Groundwater levels for the Nation

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USGS 404606073434101 N 8970. 1

Nassau County, New York
Latitude  40°46'07.48", Longitude  73°43'39.26" NAD83
Land-surface elevation 156 feet above NAVD88
The depth of the well is 193 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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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
1973-07-11 D62610 24.85NGVD291OUSGSSA
1973-07-11 D62611 23.76NAVD881OUSGSSA
1973-07-11 D72019132.24  1OUSGSSA
1973-09-19 D62610 24.89NGVD291OUSGSSA
1973-09-19 D62611 23.80NAVD881OUSGSSA
1973-09-19 D72019132.20  1OUSGSSA
1973-12-04 D62610 25.37NGVD291OUSGSSA
1973-12-04 D62611 24.28NAVD881OUSGSSA
1973-12-04 D72019131.72  1OUSGSSA
1974-03-18 D62610 25.37NGVD291OUSGSSA
1974-03-18 D62611 24.28NAVD881OUSGSSA
1974-03-18 D72019131.72  1OUSGSSA
1974-06-04 D62610 25.63NGVD291OUSGSSA
1974-06-04 D62611 24.54NAVD881OUSGSSA
1974-06-04 D72019131.46  1OUSGSSA
1974-09-19 D62610 25.30NGVD291OUSGSSA
1974-09-19 D62611 24.21NAVD881OUSGSSA
1974-09-19 D72019131.79  1OUSGSSA
1974-12-27 D62610 25.87NGVD291OUSGSSA
1974-12-27 D62611 24.78NAVD881OUSGSSA
1974-12-27 D72019131.22  1OUSGSSA
1975-03-24 D62610 26.63NGVD291OUSGSSA
1975-03-24 D62611 25.54NAVD881OUSGSSA
1975-03-24 D72019130.46  1OUSGSSA
1975-06-16 D62610 25.60NGVD291OUSGSSA
1975-06-16 D62611 24.51NAVD881OUSGSSA
1975-06-16 D72019131.49  1OUSGSSA
1975-09-08 D62610 25.39NGVD291OUSGSSA
1975-09-08 D62611 24.30NAVD881OUSGSSA
1975-09-08 D72019131.70  1OUSGSSA
1975-12-13 D62610 27.03NGVD291OUSGSSA
1975-12-13 D62611 25.94NAVD881OUSGSSA
1975-12-13 D72019130.06  1OUSGSSA
1976-03-17 D62610 27.72NGVD291OUSGSSA
1976-03-17 D62611 26.63NAVD881OUSGSSA
1976-03-17 D72019129.37  1OUSGSSA
1976-06-07 D62610 28.26NGVD291OUSGSSA
1976-06-07 D62611 27.17NAVD881OUSGSSA
1976-06-07 D72019128.83  1OUSGSSA
1976-09-01 D62610 27.55NGVD291OUSGSSA
1976-09-01 D62611 26.46NAVD881OUSGSSA
1976-09-01 D72019129.54  1OUSGSSA
1976-12-02 D62610 27.65NGVD291OUSGSSA
1976-12-02 D62611 26.56NAVD881OUSGSSA
1976-12-02 D72019129.44  1OUSGSSA
1977-03-17 D62610 26.94NGVD291OUSGSSA
1977-03-17 D62611 25.85NAVD881OUSGSSA
1977-03-17 D72019130.15  1OUSGSSA
1977-06-07 D62610 26.86NGVD291OUSGSSA
1977-06-07 D62611 25.77NAVD881OUSGSSA
1977-06-07 D72019130.23  1OUSGSSA
1977-09-01 D62610 25.72NGVD291OUSGSSA
1977-09-01 D62611 24.63NAVD881OUSGSSA
1977-09-01 D72019131.37  1OUSGSSA
1977-12-12 D62610 26.00NGVD291OUSGSSA
1977-12-12 D62611 24.91NAVD881OUSGSSA
1977-12-12 D72019131.09  1OUSGSSA
1978-03-28 D62610 24.97NGVD291OUSGSSA
1978-03-28 D62611 23.88NAVD881OUSGSSA
1978-03-28 D72019132.12  1OUSGSSA
1978-05-31 D62610 25.42NGVD291OUSGSSA
1978-05-31 D62611 24.33NAVD881OUSGSSA
1978-05-31 D72019131.67  1OUSGSSA
1978-09-11 D62610 25.59NGVD291OUSGSSA
1978-09-11 D62611 24.50NAVD881OUSGSSA
1978-09-11 D72019131.50  1OUSGSSA
1978-12-07 D62610 25.22NGVD291OUSGSSA
1978-12-07 D62611 24.13NAVD881OUSGSSA
1978-12-07 D72019131.87  1OUSGSSA
1979-03-05 D62610 24.28NGVD291OUSGSSA
1979-03-05 D62611 23.19NAVD881OUSGSSA
1979-03-05 D72019132.81  1OUSGSSA
1979-06-06 D62610 26.42NGVD291OUSGSSA
1979-06-06 D62611 25.33NAVD881OUSGSSA
1979-06-06 D72019130.67  1OUSGSSA
1979-09-12 D62610 26.25NGVD291OUSGSSA
1979-09-12 D62611 25.16NAVD881OUSGSSA
1979-09-12 D72019130.84  1OUSGSSA
1979-12-04 D62610 26.69NGVD291OUSGSSA
1979-12-04 D62611 25.60NAVD881OUSGSSA
1979-12-04 D72019130.40  1OUSGSSA
1980-03-17 D62610 26.62NGVD291OUSGSSA
1980-03-17 D62611 25.53NAVD881OUSGSSA
1980-03-17 D72019130.47  1OUSGSSA
1980-09-04 D62610 25.72NGVD291OUSGSSA
1980-09-04 D62611 24.63NAVD881OUSGSSA
1980-09-04 D72019131.37  1OUSGSSA
1980-12-15 D62610 25.44NGVD291OUSGSSA
1980-12-15 D62611 24.35NAVD881OUSGSSA
1980-12-15 D72019131.65  1OUSGSSA
1981-03-04 D62610 25.30NGVD291OUSGSSA
1981-03-04 D62611 24.21NAVD881OUSGSSA
1981-03-04 D72019131.79  1OUSGSSA
1981-06-16 D62610 25.47NGVD291OUSGSSA
1981-06-16 D62611 24.38NAVD881OUSGSSA
1981-06-16 D72019131.62  1OUSGSSA
1981-09-0114:29 UTCm62610 24.37NGVD291OUSGSSA
1981-09-0114:29 UTCm62611 23.28NAVD881OUSGSSA
1981-09-0114:29 UTCm72019132.72  1OUSGSSA
1982-01-0814:25 UTCm62610 23.09NGVD291OUSGSSA
1982-01-0814:25 UTCm62611 22.00NAVD881OUSGSSA
1982-01-0814:25 UTCm72019134.00  1OUSGSSA
1982-03-1614:50 UTCm62610 23.22NGVD291OUSGSSA
1982-03-1614:50 UTCm62611 22.13NAVD881OUSGSSA
1982-03-1614:50 UTCm72019133.87  1OUSGSSA
1982-07-0814:20 UTCm62610 23.42NGVD291OUSGSSA
1982-07-0814:20 UTCm62611 22.33NAVD881OUSGSSA
1982-07-0814:20 UTCm72019133.67  1OUSGSSA
1982-09-0114:10 UTCm62610 23.47NGVD291OUSGSSA
1982-09-0114:10 UTCm62611 22.38NAVD881OUSGSSA
1982-09-0114:10 UTCm72019133.62  1OUSGSSA
1982-12-1714:15 UTCm62610 21.93NGVD291OUSGSSA
1982-12-1714:15 UTCm62611 20.84NAVD881OUSGSSA
1982-12-1714:15 UTCm72019135.16  1OUSGSSA
1983-04-0614:45 UTCm62610 23.22NGVD291OUSGSSA
1983-04-0614:45 UTCm62611 22.13NAVD881OUSGSSA
1983-04-0614:45 UTCm72019133.87  1OUSGSSA
1990-03-2617:55 UTCm62610 28.92NGVD291OUSGSSA
1990-03-2617:55 UTCm62611 27.83NAVD881OUSGSSA
1990-03-2617:55 UTCm72019128.17  1OUSGSSA
1991-03-2015:30 UTCm62610 30.85NGVD291OUSGSSA
1991-03-2015:30 UTCm62611 29.76NAVD881OUSGSSA
1991-03-2015:30 UTCm72019126.24  1OUSGSSA
1991-10-3117:00 UTCm62610 31.55NGVD291OUSGSSA
1991-10-3117:00 UTCm62611 30.46NAVD881OUSGSSA
1991-10-3117:00 UTCm72019125.54  1OUSGSSA
1992-03-1817:55 UTCm62610 30.82NGVD291OUSGSSA
1992-03-1817:55 UTCm62611 29.73NAVD881OUSGSSA
1992-03-1817:55 UTCm72019126.27  1OUSGSSA
1992-06-0317:42 UTCm62610 30.68NGVD291OUSGSSA
1992-06-0317:42 UTCm62611 29.59NAVD881OUSGSSA
1992-06-0317:42 UTCm72019126.41  1OUSGSSA
1992-07-1614:27 UTCm62610 30.13NGVD291OUSGSSA
1992-07-1614:27 UTCm62611 29.04NAVD881OUSGSSA
1992-07-1614:27 UTCm72019126.96  1OUSGSSA
1992-08-2515:41 UTCm62610 30.29NGVD291OUSGSSA
1992-08-2515:41 UTCm62611 29.20NAVD881OUSGSSA
1992-08-2515:41 UTCm72019126.80  1OUSGSSA
1992-12-0316:45 UTCm62610 30.14NGVD291OUSGSSA
1992-12-0316:45 UTCm62611 29.05NAVD881OUSGSSA
1992-12-0316:45 UTCm72019126.95  1OUSGSSA
1993-03-2516:55 UTCm62610 29.97NGVD291OUSGSSA
1993-03-2516:55 UTCm62611 28.88NAVD881OUSGSSA
1993-03-2516:55 UTCm72019127.12  1OUSGSSA
1993-06-2216:22 UTCm62610 30.15NGVD291OUSGSSA
1993-06-2216:22 UTCm62611 29.06NAVD881OUSGSSA
1993-06-2216:22 UTCm72019126.94  1OUSGSSA
1994-03-3014:56 UTCm62610 29.00NGVD291OUSGSSA
1994-03-3014:56 UTCm62611 27.91NAVD881OUSGSSA
1994-03-3014:56 UTCm72019128.09  1OUSGSSA
1994-03-3116:10 UTCm62610 25.21NGVD291OUSGSSA
1994-03-3116:10 UTCm62611 24.12NAVD881OUSGSSA
1994-03-3116:10 UTCm72019131.88  1OUSGSSA
1994-06-2214:56 UTCm62610 29.43NGVD291OUSGSSA
1994-06-2214:56 UTCm62611 28.34NAVD881OUSGSSA
1994-06-2214:56 UTCm72019127.66  1OUSGSSA
1994-09-2013:56 UTCm62610 28.58NGVD291OUSGSSA
1994-09-2013:56 UTCm62611 27.49NAVD881OUSGSSA
1994-09-2013:56 UTCm72019128.51  1OUSGSSA
1994-12-1619:09 UTCm62610 28.28NGVD291OUSGSSA
1994-12-1619:09 UTCm62611 27.19NAVD881OUSGSSA
1994-12-1619:09 UTCm72019128.81  1OUSGSSA
1995-03-1320:20 UTCm62610 28.47NGVD291OUSGSSA
1995-03-1320:20 UTCm62611 27.38NAVD881OUSGSSA
1995-03-1320:20 UTCm72019128.62  1OUSGSSA
1995-03-1513:56 UTCm62610 28.48NGVD291OUSGSSA
1995-03-1513:56 UTCm62611 27.39NAVD881OUSGSSA
1995-03-1513:56 UTCm72019128.61  1OUSGSSA
1995-06-1413:39 UTCm62610 28.07NGVD291OUSGSSA
1995-06-1413:39 UTCm62611 26.98NAVD881OUSGSSA
1995-06-1413:39 UTCm72019129.02  1OUSGSSA
1995-08-2411:58 UTCm62610 27.70NGVD291OUSGSSA
1995-08-2411:58 UTCm62611 26.61NAVD881OUSGSSA
1995-08-2411:58 UTCm72019129.39  1OUSGSSA
1995-12-0414:06 UTCm62610 27.50NGVD291OUSGSSA
1995-12-0414:06 UTCm62611 26.41NAVD881OUSGSSA
1995-12-0414:06 UTCm72019129.59  1OUSGSSA
1996-03-2213:40 UTCm62610 28.04NGVD291OUSGSSA
1996-03-2213:40 UTCm62611 26.95NAVD881OUSGSSA
1996-03-2213:40 UTCm72019129.05  1OUSGSSA
1996-05-1612:47 UTCm62610 28.18NGVD291OUSGSSA
1996-05-1612:47 UTCm62611 27.09NAVD881OUSGSSA
1996-05-1612:47 UTCm72019128.91  1OUSGSSA
1996-09-1012:56 UTCm62610 27.89NGVD291OUSGSSA
1996-09-1012:56 UTCm62611 26.80NAVD881OUSGSSA
1996-09-1012:56 UTCm72019129.20  1OUSGSSA
1997-03-1019:33 UTCm62610 29.41NGVD291OUSGSSA
1997-03-1019:33 UTCm62611 28.32NAVD881OUSGSSA
1997-03-1019:33 UTCm72019127.68  1OUSGSSA
1998-03-2415:58 UTCm62610 29.26NGVD291SUSGSSA
1998-03-2415:58 UTCm62611 28.17NAVD881SUSGSSA
1998-03-2415:58 UTCm72019127.83  1SUSGSSA
1999-03-3017:01 UTCm62610 29.28NGVD291SUSGSSA
1999-03-3017:01 UTCm62611 28.19NAVD881SUSGSSA
1999-03-3017:01 UTCm72019127.81  1SUSGSSA
2001-03-1915:29 UTCm62610 28.58NGVD291SUSGSSA
2001-03-1915:29 UTCm62611 27.49NAVD881SUSGSSA
2001-03-1915:29 UTCm72019128.51  1SUSGSSA
2002-03-2115:28 UTCm62610 29.61NGVD291SUSGSSA
2002-03-2115:28 UTCm62611 28.52NAVD881SUSGSSA
2002-03-2115:28 UTCm72019127.48  1SUSGSSA
2003-03-1915:51 UTCm62610 28.33NGVD291SUSGSSA
2003-03-1915:51 UTCm62611 27.24NAVD881SUSGSSA
2003-03-1915:51 UTCm72019128.76  1SUSGSSA
2004-03-1517:57 UTCm62610 30.14NGVD291SUSGSSA
2004-03-1517:57 UTCm62611 29.05NAVD881SUSGSSA
2004-03-1517:57 UTCm72019126.95  1SUSGSSA
2005-04-0117:30 UTCm62610 31.03NGVD291SUSGSSA
2005-04-0117:30 UTCm62611 29.94NAVD881SUSGSSA
2005-04-0117:30 UTCm72019126.06  1SUSGSSA
2006-03-2315:02 UTCm62610 33.10NGVD291SUSGSSA
2006-03-2315:02 UTCm62611 32.01NAVD881SUSGSSA
2006-03-2315:02 UTCm72019123.99  1SUSGSSA
2007-03-2813:55 UTCm62610 33.37NGVD291SUSGSSA
2007-03-2813:55 UTCm62611 32.28NAVD881SUSGSSA
2007-03-2813:55 UTCm72019123.72  1SUSGSSA
2008-05-0513:50 UTCm62610 34.01NGVD291S  A
2008-05-0513:50 UTCm62611 32.92NAVD881S  A
2008-05-0513:50 UTCm72019123.08  1S  A
2009-04-2416:37 UTCm62610 33.43NGVD291SUSGSSA
2009-04-2416:37 UTCm62611 32.34NAVD881SUSGSSA
2009-04-2416:37 UTCm72019123.66  1SUSGSSA
2010-04-2317:09 UTCm62610 34.26NGVD291SUSGSSA
2010-04-2317:09 UTCm62611 33.17NAVD881SUSGSSA
2010-04-2317:09 UTCm72019122.83  1SUSGSSA
2011-04-2218:22 UTCm62610 34.65NGVD291SUSGSSA
2011-04-2218:22 UTCm62611 33.56NAVD881SUSGSSA
2011-04-2218:22 UTCm72019122.44  1SUSGSSA
2012-04-1818:07 UTCm62610 35.73NGVD291SUSGSSA
2012-04-1818:07 UTCm62611 34.64NAVD881SUSGSSA
2012-04-1818:07 UTCm72019121.36  1SUSGSSA
2013-04-1822:01 UTCm62610 35.12NGVD291SUSGSSA
2013-04-1822:01 UTCm62611 34.03NAVD881SUSGSSA
2013-04-1822:01 UTCm72019121.97  1SUSGSSA
2013-07-2916:22 UTCm62610 34.86NGVD291SUSGSSA
2013-07-2916:22 UTCm62611 33.77NAVD881SUSGSSA
2013-07-2916:22 UTCm72019122.23  1SUSGSSA
2015-04-2515:12 UTCm62610 34.17NGVD291SUSGSSA
2015-04-2515:12 UTCm62611 33.08NAVD881SUSGSSA
2015-04-2515:12 UTCm72019122.92  1SUSGSSA
2016-04-2218:57 UTCm62610 34.30NGVD291TUSGSSA
2016-04-2218:57 UTCm62611 33.21NAVD881TUSGSSA
2016-04-2218:57 UTCm72019122.79  1TUSGSSA
2017-04-2016:00 UTCm62610 32.66NGVD291TUSGSSA
2017-04-2016:00 UTCm62611 31.57NAVD881TUSGSSA
2017-04-2016:00 UTCm72019124.43  1TUSGSSA
2019-04-1816:15 UTCm62610 34.07NGVD291VUSGSSA
2019-04-1816:15 UTCm62611 32.98NAVD881VUSGSSA
2019-04-1816:15 UTCm72019123.02  1VUSGSSA
2020-10-2216:20 UTCm62610 34.18NGVD291VUSGSSA
2020-10-2216:20 UTCm62611 33.09NAVD881VUSGSSA
2020-10-2216:20 UTCm72019122.91  1VUSGSSA
2021-04-2218:42 UTCm62610 34.45NGVD291VUSGSSA
2021-04-2218:42 UTCm62611 33.36NAVD881VUSGSSA
2021-04-2218:42 UTCm72019122.64  1VUSGSSA
2022-05-1916:42 UTCm62610 35.77NGVD291VUSGSSA
2022-05-1916:42 UTCm62611 34.68NAVD881VUSGSSA
2022-05-1916:42 UTCm72019121.32  1VUSGSSA
2023-05-1619:34 UTCm62610 34.38NGVD291VUSGSSA
2023-05-1619:34 UTCm62611 33.29NAVD881VUSGSSA
2023-05-1619:34 UTCm72019122.71  1VUSGSSA
2024-05-1015:33 UTCm62610 35.23NGVD291VUSGSSP
2024-05-1015:33 UTCm62611 34.14NAVD881VUSGSSP
2024-05-1015:33 UTCm72019121.86  1VUSGSSP

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
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.
Water-level approval statusPProvisional data subject to revision.