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Groundwater levels for the Nation

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USGS 404723073443501 N 8933. 1

Nassau County, New York
Latitude  40°47'23", Longitude  73°44'35" NAD27
Land-surface elevation 32.0 feet above NGVD29
The depth of the well is 148 feet below land surface.
The depth of the hole is 180 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 Port Washington Aquifer (112PGQF) 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
?
 
Source of
measurement
?
 
Water-level
approval
status
1973-03-15 D62610 10.47NGVD291OUSGSSA
1973-03-15 D62611 9.39NAVD881OUSGSSA
1973-03-15 D7201921.53  1OUSGSSA
1973-03-20 D62610 11.47NGVD291OUSGSSA
1973-03-20 D62611 10.39NAVD881OUSGSSA
1973-03-20 D7201920.53  1OUSGSSA
1973-06-15 D62610 14.83NGVD291OUSGSSA
1973-06-15 D62611 13.75NAVD881OUSGSSA
1973-06-15 D7201917.17  1OUSGSSA
1973-09-19 D62610 13.46NGVD291OUSGSSA
1973-09-19 D62611 12.38NAVD881OUSGSSA
1973-09-19 D7201918.54  1OUSGSSA
1973-12-04 D62610 13.82NGVD291OUSGSSA
1973-12-04 D62611 12.74NAVD881OUSGSSA
1973-12-04 D7201918.18  1OUSGSSA
1974-03-18 D62610 14.43NGVD291OUSGSSA
1974-03-18 D62611 13.35NAVD881OUSGSSA
1974-03-18 D7201917.57  1OUSGSSA
1974-06-04 D62610 14.32NGVD291OUSGSSA
1974-06-04 D62611 13.24NAVD881OUSGSSA
1974-06-04 D7201917.68  1OUSGSSA
1974-09-19 D62610 13.66NGVD291OUSGSSA
1974-09-19 D62611 12.58NAVD881OUSGSSA
1974-09-19 D7201918.34  1OUSGSSA
1974-12-12 D62610 15.53NGVD291OUSGSSA
1974-12-12 D62611 14.45NAVD881OUSGSSA
1974-12-12 D7201916.47  1OUSGSSA
1975-03-24 D62610 14.19NGVD291OUSGSSA
1975-03-24 D62611 13.11NAVD881OUSGSSA
1975-03-24 D7201917.81  1OUSGSSA
1975-06-16 D62610 13.19NGVD291OUSGSSA
1975-06-16 D62611 12.11NAVD881OUSGSSA
1975-06-16 D7201918.81  1OUSGSSA
1975-09-15 D62610 14.36NGVD291OUSGSSA
1975-09-15 D62611 13.28NAVD881OUSGSSA
1975-09-15 D7201917.64  1OUSGSSA
1975-12-15 D62610 15.24NGVD291OUSGSSA
1975-12-15 D62611 14.16NAVD881OUSGSSA
1975-12-15 D7201916.76  1OUSGSSA
1976-03-17 D62610 15.99NGVD291OUSGSSA
1976-03-17 D62611 14.91NAVD881OUSGSSA
1976-03-17 D7201916.01  1OUSGSSA
1976-06-07 D62610 13.80NGVD291OUSGSSA
1976-06-07 D62611 12.72NAVD881OUSGSSA
1976-06-07 D7201918.20  1OUSGSSA
1976-09-01 D62610 11.05NGVD291OUSGSSA
1976-09-01 D62611 9.97NAVD881OUSGSSA
1976-09-01 D7201920.95  1OUSGSSA
1976-12-02 D62610 12.21NGVD291OUSGSSA
1976-12-02 D62611 11.13NAVD881OUSGSSA
1976-12-02 D7201919.79  1OUSGSSA
1977-03-17 D62610 12.44NGVD291OUSGSSA
1977-03-17 D62611 11.36NAVD881OUSGSSA
1977-03-17 D7201919.56  1OUSGSSA
1977-06-07 D62610 10.40NGVD291OUSGSSA
1977-06-07 D62611 9.32NAVD881OUSGSSA
1977-06-07 D7201921.60  1OUSGSSA
1977-09-01 D62610 9.79NGVD291OUSGSSA
1977-09-01 D62611 8.71NAVD881OUSGSSA
1977-09-01 D7201922.21  1OUSGSSA
1977-12-12 D62610 9.92NGVD291OUSGSSA
1977-12-12 D62611 8.84NAVD881OUSGSSA
1977-12-12 D7201922.08  1OUSGSSA
1978-03-28 D62610 13.13NGVD291OUSGSSA
1978-03-28 D62611 12.05NAVD881OUSGSSA
1978-03-28 D7201918.87  1OUSGSSA
1978-05-31 D62610 12.34NGVD291OUSGSSA
1978-05-31 D62611 11.26NAVD881OUSGSSA
1978-05-31 D7201919.66  1OUSGSSA
1978-09-11 D62610 11.05NGVD291OUSGSSA
1978-09-11 D62611 9.97NAVD881OUSGSSA
1978-09-11 D7201920.95  1OUSGSSA
1978-12-07 D62610 11.86NGVD291OUSGSSA
1978-12-07 D62611 10.78NAVD881OUSGSSA
1978-12-07 D7201920.14  1OUSGSSA
1979-03-05 D62610 11.38NGVD291OUSGSSA
1979-03-05 D62611 10.30NAVD881OUSGSSA
1979-03-05 D7201920.62  1OUSGSSA
1979-06-06 D62610 12.42NGVD291OUSGSSA
1979-06-06 D62611 11.34NAVD881OUSGSSA
1979-06-06 D7201919.58  1OUSGSSA
1979-09-12 D62610 11.33NGVD291OUSGSSA
1979-09-12 D62611 10.25NAVD881OUSGSSA
1979-09-12 D7201920.67  1OUSGSSA
1979-12-04 D62610 12.16NGVD291OUSGSSA
1979-12-04 D62611 11.08NAVD881OUSGSSA
1979-12-04 D7201919.84  1OUSGSSA
1980-03-17 D62610 12.67NGVD291OUSGSSA
1980-03-17 D62611 11.59NAVD881OUSGSSA
1980-03-17 D7201919.33  1OUSGSSA
1980-05-27 D62610 12.58NGVD291OUSGSSA
1980-05-27 D62611 11.50NAVD881OUSGSSA
1980-05-27 D7201919.42  1OUSGSSA
1980-09-04 D62610 10.29NGVD291OUSGSSA
1980-09-04 D62611 9.21NAVD881OUSGSSA
1980-09-04 D7201921.71  1OUSGSSA
1980-12-15 D62610 10.76NGVD291OUSGSSA
1980-12-15 D62611 9.68NAVD881OUSGSSA
1980-12-15 D7201921.24  1OUSGSSA
1981-03-04 D62610 11.48NGVD291OUSGSSA
1981-03-04 D62611 10.40NAVD881OUSGSSA
1981-03-04 D7201920.52  1OUSGSSA
1981-06-16 D62610 10.28NGVD291OUSGSSA
1981-06-16 D62611 9.20NAVD881OUSGSSA
1981-06-16 D7201921.72  1OUSGSSA
1981-09-01 D62610 8.37NGVD291OUSGSSA
1981-09-01 D62611 7.29NAVD881OUSGSSA
1981-09-01 D7201923.63  1OUSGSSA
1982-01-0814:43 UTCm62610 9.44NGVD291OUSGSSA
1982-01-0814:43 UTCm62611 8.36NAVD881OUSGSSA
1982-01-0814:43 UTCm7201922.56  1OUSGSSA
1982-03-1615:16 UTCm62610 10.23NGVD291OUSGSSA
1982-03-1615:16 UTCm62611 9.15NAVD881OUSGSSA
1982-03-1615:16 UTCm7201921.77  1OUSGSSA
1982-07-0814:45 UTCm62610 9.31NGVD291OUSGSSA
1982-07-0814:45 UTCm62611 8.23NAVD881OUSGSSA
1982-07-0814:45 UTCm7201922.69  1OUSGSSA
1982-09-0114:35 UTCm62610 9.71NGVD291OUSGSSA
1982-09-0114:35 UTCm62611 8.63NAVD881OUSGSSA
1982-09-0114:35 UTCm7201922.29  1OUSGSSA
1982-12-1714:35 UTCm62610 9.14NGVD291OUSGSSA
1982-12-1714:35 UTCm62611 8.06NAVD881OUSGSSA
1982-12-1714:35 UTCm7201922.86  1OUSGSSA
1983-04-0615:05 UTCm62610 10.84NGVD291OUSGSSA
1983-04-0615:05 UTCm62611 9.76NAVD881OUSGSSA
1983-04-0615:05 UTCm7201921.16  1OUSGSSA
1986-06-0214:30 UTCm62610 8.80NGVD291OUSGSSA
1986-06-0214:30 UTCm62611 7.72NAVD881OUSGSSA
1986-06-0214:30 UTCm7201923.20  1OUSGSSA
1990-03-2817:19 UTCm62610 13.13NGVD291OUSGSSA
1990-03-2817:19 UTCm62611 12.05NAVD881OUSGSSA
1990-03-2817:19 UTCm7201918.87  1OUSGSSA
1991-03-1918:58 UTCm62610 13.90NGVD294OUSGSSA
1991-03-1918:58 UTCm62611 12.82NAVD884OUSGSSA
1991-03-1918:58 UTCm7201918.10  4OUSGSSA
1991-11-0716:31 UTCm62610 12.44NGVD291OUSGSSA
1991-11-0716:31 UTCm62611 11.36NAVD881OUSGSSA
1991-11-0716:31 UTCm7201919.56  1OUSGSSA
1992-03-1714:17 UTCm62610 13.05NGVD294OUSGSSA
1992-03-1714:17 UTCm62611 11.97NAVD884OUSGSSA
1992-03-1714:17 UTCm7201918.95  4OUSGSSA
1992-05-2018:04 UTCm62610 12.05NGVD294OUSGSSA
1992-05-2018:04 UTCm62611 10.97NAVD884OUSGSSA
1992-05-2018:04 UTCm7201919.95  4OUSGSSA
1992-08-2513:40 UTCm62610 10.54NGVD291OUSGSSA
1992-08-2513:40 UTCm62611 9.46NAVD881OUSGSSA
1992-08-2513:40 UTCm7201921.46  1OUSGSSA
1992-12-0814:43 UTCm62610 12.19NGVD294OUSGSSA
1992-12-0814:43 UTCm62611 11.11NAVD884OUSGSSA
1992-12-0814:43 UTCm7201919.81  4OUSGSSA
1993-03-2517:43 UTCm62610 12.67NGVD294OUSGSSA
1993-03-2517:43 UTCm62611 11.59NAVD884OUSGSSA
1993-03-2517:43 UTCm7201919.33  4OUSGSSA
1993-06-1816:13 UTCm62610 11.51NGVD291OUSGSSA
1993-06-1816:13 UTCm62611 10.43NAVD881OUSGSSA
1993-06-1816:13 UTCm7201920.49  1OUSGSSA
1993-09-3016:47 UTCm62610 10.80NGVD291OUSGSSA
1993-09-3016:47 UTCm62611 9.72NAVD881OUSGSSA
1993-09-3016:47 UTCm7201921.20  1OUSGSSA
1993-12-2818:15 UTCm62610 9.62NGVD291OUSGSSA
1993-12-2818:15 UTCm62611 8.54NAVD881OUSGSSA
1993-12-2818:15 UTCm7201922.38  1OUSGSSA
1994-03-3015:37 UTCm62610 12.88NGVD291OUSGSSA
1994-03-3015:37 UTCm62611 11.80NAVD881OUSGSSA
1994-03-3015:37 UTCm7201919.12  1OUSGSSA
1994-06-0817:56 UTCm62610 12.10NGVD291OUSGSSA
1994-06-0817:56 UTCm62611 11.02NAVD881OUSGSSA
1994-06-0817:56 UTCm7201919.90  1OUSGSSA
1994-09-2014:50 UTCm62610 11.33NGVD291OUSGSSA
1994-09-2014:50 UTCm62611 10.25NAVD881OUSGSSA
1994-09-2014:50 UTCm7201920.67  1OUSGSSA
1994-12-1617:45 UTCm62610 12.17NGVD291OUSGSSA
1994-12-1617:45 UTCm62611 11.09NAVD881OUSGSSA
1994-12-1617:45 UTCm7201919.83  1OUSGSSA
1995-03-1518:40 UTCm62610 12.19NGVD291OUSGSSA
1995-03-1518:40 UTCm62611 11.11NAVD881OUSGSSA
1995-03-1518:40 UTCm7201919.81  1OUSGSSA
1995-06-1414:35 UTCm62610 11.90NGVD291OUSGSSA
1995-06-1414:35 UTCm62611 10.82NAVD881OUSGSSA
1995-06-1414:35 UTCm7201920.10  1OUSGSSA
1995-08-2413:28 UTCm62610 9.82NGVD291OUSGSSA
1995-08-2413:28 UTCm62611 8.74NAVD881OUSGSSA
1995-08-2413:28 UTCm7201922.18  1OUSGSSA
1995-12-0418:08 UTCm62610 10.68NGVD291OUSGSSA
1995-12-0418:08 UTCm62611 9.60NAVD881OUSGSSA
1995-12-0418:08 UTCm7201921.32  1OUSGSSA
1996-09-1013:52 UTCm62610 11.25NGVD291OUSGSSA
1996-09-1013:52 UTCm62611 10.17NAVD881OUSGSSA
1996-09-1013:52 UTCm7201920.75  1OUSGSSA
1997-03-1016:34 UTCm62610 12.66NGVD291OUSGSSA
1997-03-1016:34 UTCm62611 11.58NAVD881OUSGSSA
1997-03-1016:34 UTCm7201919.34  1OUSGSSA
1998-03-2513:19 UTCm62610 13.47NGVD291SUSGSSA
1998-03-2513:19 UTCm62611 12.39NAVD881SUSGSSA
1998-03-2513:19 UTCm7201918.53  1SUSGSSA
2013-07-2917:45 UTCm62610 13.95NGVD291SUSGSSA
2013-07-2917:45 UTCm62611 12.87NAVD881SUSGSSA
2013-07-2917:45 UTCm7201918.05  1SUSGSSA

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
Status4Groundwater level affected by tide
Method of measurementOObserved.
Method of measurementSSteel-tape measurement.
Measuring agencyUSGSU.S. Geological Survey
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.