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Groundwater levels for the Nation

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  • 404532073420901
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USGS 404532073420901 N 1802. 2

Nassau County, New York
Latitude  40°45'12", Longitude  73°42'10" NAD27
Land-surface elevation 131.0 feet above NGVD29
The depth of the well is 703 feet below land surface.
The depth of the hole is 749 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 Lloyd Aquifer (211LLYD) local aquifer.
Output formats
Table of data
Tab-separated data
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Reselect period
Date Time
?
 
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
1946-02-26 D62610 4.80NGVD291OUSGSSA
1946-02-26 D62611 3.70NAVD881OUSGSSA
1946-02-26 D72019126.20  1OUSGSSA
1947-03-22 D62610 6.79NGVD291OUSGSSA
1947-03-22 D62611 5.69NAVD881OUSGSSA
1947-03-22 D72019124.21  1OUSGSSA
1948-06-13 D62610 6.99NGVD291OUSGSSA
1948-06-13 D62611 5.89NAVD881OUSGSSA
1948-06-13 D72019124.01  1OUSGSSA
1949-04-07 D62610 2.68NGVD291OUSGSSA
1949-04-07 D62611 1.58NAVD881OUSGSSA
1949-04-07 D72019128.32  1OUSGSSA
1950-02-14 D62610 4.80NGVD291OUSGSSA
1950-02-14 D62611 3.70NAVD881OUSGSSA
1950-02-14 D72019126.20  1OUSGSSA
1952-04-02 D62610 2.60NGVD291OUSGSSA
1952-04-02 D62611 1.50NAVD881OUSGSSA
1952-04-02 D72019128.40  1OUSGSSA
1953-04-10 D62610 3.16NGVD291OUSGSSA
1953-04-10 D62611 2.06NAVD881OUSGSSA
1953-04-10 D72019127.84  1OUSGSSA
1953-04-16 D62610 3.44NGVD291OUSGSSA
1953-04-16 D62611 2.34NAVD881OUSGSSA
1953-04-16 D72019127.56  1OUSGSSA
1955-03-25 D62610 12.25NGVD291OUSGSSA
1955-03-25 D62611 11.15NAVD881OUSGSSA
1955-03-25 D72019118.75  1OUSGSSA
1955-04-22 D62610 9.57NGVD291OUSGSSA
1955-04-22 D62611 8.47NAVD881OUSGSSA
1955-04-22 D72019121.43  1OUSGSSA
1955-08-08 D62610 -12.72NGVD291OUSGSSA
1955-08-08 D62611 -13.82NAVD881OUSGSSA
1955-08-08 D72019143.72  1OUSGSSA
1955-09-30 D62610 1.09NGVD291OUSGSSA
1955-09-30 D62611 -0.01NAVD881OUSGSSA
1955-09-30 D72019129.91  1OUSGSSA
1955-11-01 D62610 0.48NGVD291OUSGSSA
1955-11-01 D62611 -0.62NAVD881OUSGSSA
1955-11-01 D72019130.52  1OUSGSSA
1956-01-05 D62610 8.23NGVD291OUSGSSA
1956-01-05 D62611 7.13NAVD881OUSGSSA
1956-01-05 D72019122.77  1OUSGSSA
1956-08-02 D62610 -2.27NGVD291OUSGSSA
1956-08-02 D62611 -3.37NAVD881OUSGSSA
1956-08-02 D72019133.27  1OUSGSSA
1956-10-02 D62610 1.07NGVD291OUSGSSA
1956-10-02 D62611 -0.03NAVD881OUSGSSA
1956-10-02 D72019129.93  1OUSGSSA
1957-01-04 D62610 7.81NGVD291OUSGSSA
1957-01-04 D62611 6.71NAVD881OUSGSSA
1957-01-04 D72019123.19  1OUSGSSA
1957-02-04 D62610 10.58NGVD291OUSGSSA
1957-02-04 D62611 9.48NAVD881OUSGSSA
1957-02-04 D72019120.42  1OUSGSSA
1957-03-29 D62610 12.03NGVD291OUSGSSA
1957-03-29 D62611 10.93NAVD881OUSGSSA
1957-03-29 D72019118.97  1OUSGSSA
1957-05-07 D62610 8.32NGVD291OUSGSSA
1957-05-07 D62611 7.22NAVD881OUSGSSA
1957-05-07 D72019122.68  1OUSGSSA
1961-03-14 D62610 6.53NGVD291OUSGSSA
1961-03-14 D62611 5.43NAVD881OUSGSSA
1961-03-14 D72019124.47  1OUSGSSA
1961-12-12 D62610 7.12NGVD291OUSGSSA
1961-12-12 D62611 6.02NAVD881OUSGSSA
1961-12-12 D72019123.88  1OUSGSSA
1964-12-08 D62610 -0.01NGVD291OUSGSSA
1964-12-08 D62611 -1.11NAVD881OUSGSSA
1964-12-08 D72019131.01  1OUSGSSA
1964-12-29 D62610 -3.21NGVD291OUSGSSA
1964-12-29 D62611 -4.31NAVD881OUSGSSA
1964-12-29 D72019134.21  1OUSGSSA
1969-10-14 D62610 -1.70NGVD291OUSGSSA
1969-10-14 D62611 -2.80NAVD881OUSGSSA
1969-10-14 D72019132.70  1OUSGSSA
1970-12-29 D62610 -2.84NGVD291OUSGSSA
1970-12-29 D62611 -3.94NAVD881OUSGSSA
1970-12-29 D72019133.84  1OUSGSSA
1972-01-04 D62610 -0.51NGVD291OUSGSSA
1972-01-04 D62611 -1.61NAVD881OUSGSSA
1972-01-04 D72019131.51  1OUSGSSA
1973-01-11 D62610 -1.74NGVD291OUSGSSA
1973-01-11 D62611 -2.84NAVD881OUSGSSA
1973-01-11 D72019132.74  1OUSGSSA
1975-01-14 D62610 -7.82NGVD291OUSGSSA
1975-01-14 D62611 -8.92NAVD881OUSGSSA
1975-01-14 D72019138.82  1OUSGSSA
1975-01-29 D62610 -2.32NGVD291OUSGSSA
1975-01-29 D62611 -3.42NAVD881OUSGSSA
1975-01-29 D72019133.32  1OUSGSSA
1975-02-28 D62610 -2.64NGVD291OUSGSSA
1975-02-28 D62611 -3.74NAVD881OUSGSSA
1975-02-28 D72019133.64  1OUSGSSA
1976-01-21 D62610 -1.13NGVD291OUSGSSA
1976-01-21 D62611 -2.23NAVD881OUSGSSA
1976-01-21 D72019132.13  1OUSGSSA
1976-01-26 D62610 6.54NGVD291OUSGSSA
1976-01-26 D62611 5.44NAVD881OUSGSSA
1976-01-26 D72019124.46  1OUSGSSA
1977-01-2718:15 UTCm62610 -0.73NGVD291OUSGSSA
1977-01-2718:15 UTCm62611 -1.83NAVD881OUSGSSA
1977-01-2718:15 UTCm72019131.73  1OUSGSSA
1978-01-2518:05 UTCm62610 2.09NGVD291OUSGSSA
1978-01-2518:05 UTCm62611 0.99NAVD881OUSGSSA
1978-01-2518:05 UTCm72019128.91  1OUSGSSA
1978-02-0118:10 UTCm62610 3.04NGVD291OUSGSSA
1978-02-0118:10 UTCm62611 1.94NAVD881OUSGSSA
1978-02-0118:10 UTCm72019127.96  1OUSGSSA
1979-01-2413:30 UTCm62610 -2.18NGVD291OUSGSSA
1979-01-2413:30 UTCm62611 -3.28NAVD881OUSGSSA
1979-01-2413:30 UTCm72019133.18  1OUSGSSA
1980-01-2813:37 UTCm62610 -3.64NGVD291OUSGSSA
1980-01-2813:37 UTCm62611 -4.74NAVD881OUSGSSA
1980-01-2813:37 UTCm72019134.64  1OUSGSSA
1981-01-1615:10 UTCm62610 4.69NGVD291OUSGSSA
1981-01-1615:10 UTCm62611 3.59NAVD881OUSGSSA
1981-01-1615:10 UTCm72019126.31  1OUSGSSA
1982-01-0714:32 UTCm62610 -3.68NGVD291OUSGSSA
1982-01-0714:32 UTCm62611 -4.78NAVD881OUSGSSA
1982-01-0714:32 UTCm72019134.68  1OUSGSSA
1982-01-0714:35 UTCm62610 -2.88NGVD291OUSGSSA
1982-01-0714:35 UTCm62611 -3.98NAVD881OUSGSSA
1982-01-0714:35 UTCm72019133.88  1OUSGSSA
1982-01-2616:01 UTCm62610 -3.36NGVD291OUSGSSA
1982-01-2616:01 UTCm62611 -4.46NAVD881OUSGSSA
1982-01-2616:01 UTCm72019134.36  1OUSGSSA
1983-01-1215:15 UTCm62610 -5.27NGVD291OUSGSSA
1983-01-1215:15 UTCm62611 -6.37NAVD881OUSGSSA
1983-01-1215:15 UTCm72019136.27  1OUSGSSA
1984-01-1715:30 UTCm62610 -3.93NGVD291OUSGSSA
1984-01-1715:30 UTCm62611 -5.03NAVD881OUSGSSA
1984-01-1715:30 UTCm72019134.93  1OUSGSSA
1985-01-0314:14 UTCm62610 7.61NGVD291OUSGSSA
1985-01-0314:14 UTCm62611 6.51NAVD881OUSGSSA
1985-01-0314:14 UTCm72019123.39  1OUSGSSA
1987-01-1516:15 UTCm62610 4.89NGVD291OUSGSSA
1987-01-1516:15 UTCm62611 3.79NAVD881OUSGSSA
1987-01-1516:15 UTCm72019126.11  1OUSGSSA
1988-02-1918:40 UTCm62610 4.90NGVD291OUSGSSA
1988-02-1918:40 UTCm62611 3.80NAVD881OUSGSSA
1988-02-1918:40 UTCm72019126.10  1OUSGSSA
1988-12-1915:40 UTCm62610 2.53NGVD291OUSGSSA
1988-12-1915:40 UTCm62611 1.43NAVD881OUSGSSA
1988-12-1915:40 UTCm72019128.47  1OUSGSSA
1990-04-0614:38 UTCm62610 9.99NGVD291OUSGSSA
1990-04-0614:38 UTCm62611 8.89NAVD881OUSGSSA
1990-04-0614:38 UTCm72019121.01  1OUSGSSA
1992-03-2018:40 UTCm62610 12.71NGVD291OUSGSSA
1992-03-2018:40 UTCm62611 11.61NAVD881OUSGSSA
1992-03-2018:40 UTCm72019118.29  1OUSGSSA
1995-04-1314:18 UTCm62610 10.01NGVD291OUSGSSA
1995-04-1314:18 UTCm62611 8.91NAVD881OUSGSSA
1995-04-1314:18 UTCm72019120.99  1OUSGSSA
1996-04-0316:20 UTCm62610 0.27NGVD291OUSGSSA
1996-04-0316:20 UTCm62611 -0.83NAVD881OUSGSSA
1996-04-0316:20 UTCm72019130.73  1OUSGSSA
1997-04-2314:47 UTCm62610 7.91NGVD291OUSGSSA
1997-04-2314:47 UTCm62611 6.81NAVD881OUSGSSA
1997-04-2314:47 UTCm72019123.09  1OUSGSSA
1998-04-0218:50 UTCm62610 8.93NGVD291SUSGSSA
1998-04-0218:50 UTCm62611 7.83NAVD881SUSGSSA
1998-04-0218:50 UTCm72019122.07  1SUSGSSA
1999-05-0417:10 UTCm62610 2.88NGVD291SUSGSSA
1999-05-0417:10 UTCm62611 1.78NAVD881SUSGSSA
1999-05-0417:10 UTCm72019128.12  1SUSGSSA
2000-03-1516:30 UTCm62610 8.18NGVD291SUSGSSA
2000-03-1516:30 UTCm62611 7.08NAVD881SUSGSSA
2000-03-1516:30 UTCm72019122.82  1SUSGSSA
2001-03-2214:14 UTCm62610 5.62NGVD291SUSGSSA
2001-03-2214:14 UTCm62611 4.52NAVD881SUSGSSA
2001-03-2214:14 UTCm72019125.38  1SUSGSSA
2003-03-2615:45 UTCm62610 7.66NGVD291SUSGSSA
2003-03-2615:45 UTCm62611 6.56NAVD881SUSGSSA
2003-03-2615:45 UTCm72019123.34  1SUSGSSA
2004-04-0816:00 UTCm62610 6.86NGVD291SUSGSSA
2004-04-0816:00 UTCm62611 5.76NAVD881SUSGSSA
2004-04-0816:00 UTCm72019124.14  1SUSGSSA
2005-03-3016:30 UTCm62610 14.85NGVD291SUSGSSA
2005-03-3016:30 UTCm62611 13.75NAVD881SUSGSSA
2005-03-3016:30 UTCm72019116.15  1SUSGSSA
2006-03-2919:05 UTCm62610 16.35NGVD291SUSGSSA
2006-03-2919:05 UTCm62611 15.25NAVD881SUSGSSA
2006-03-2919:05 UTCm72019114.65  1SUSGSSA
2007-03-2215:55 UTCm62610 14.38NGVD291SUSGSSA
2007-03-2215:55 UTCm62611 13.28NAVD881SUSGSSA
2007-03-2215:55 UTCm72019116.62  1SUSGSSA
2008-04-1618:00 UTCm62610 9.05NGVD291SUSGSSA
2008-04-1618:00 UTCm62611 7.95NAVD881SUSGSSA
2008-04-1618:00 UTCm72019121.95  1SUSGSSA
2010-05-0415:16 UTCm62610 8.84NGVD291S  A
2010-05-0415:16 UTCm62611 7.74NAVD881S  A
2010-05-0415:16 UTCm72019122.16  1S  A
2013-04-1016:49 UTCm62610 14.09NGVD294S  A
2013-04-1016:49 UTCm62611 12.99NAVD884S  A
2013-04-1016:49 UTCm72019116.91  4S  A
2014-04-1116:55 UTCm62610 0.49NGVD294S  A
2014-04-1116:55 UTCm62611 -0.61NAVD884S  A
2014-04-1116:55 UTCm72019130.51  4S  A
2015-04-0619:33 UTCm62610 12.83NGVD294S  A
2015-04-0619:33 UTCm62611 11.73NAVD884S  A
2015-04-0619:33 UTCm72019118.17  4S  A
2016-04-1918:15 UTCm62610 9.03NGVD291SUSGSSA
2016-04-1918:15 UTCm62611 7.93NAVD881SUSGSSA
2016-04-1918:15 UTCm72019121.97  1SUSGSSA
2017-04-1016:02 UTCm62610 22.84NGVD291SUSGSSA
2017-04-1016:02 UTCm62611 21.74NAVD881SUSGSSA
2017-04-1016:02 UTCm72019108.16  1SUSGSSA
2020-09-2016:00 UTCm62610 -4.89NGVD291VUSGSSA
2020-09-2016:00 UTCm62611 -5.99NAVD881VUSGSSA
2020-09-2016:00 UTCm72019135.89  1VUSGSSA
2024-05-0614:52 UTCm62610 12.51NGVD294VUSGSSA
2024-05-0614:52 UTCm62611 11.41NAVD884VUSGSSA
2024-05-0614:52 UTCm72019118.49  4VUSGSSA

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
Status4GWTideAffected
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.