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Groundwater levels for the Nation

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USGS 404651073421501 N 9188. 1

Nassau County, New York
Latitude  40°46'51", Longitude  73°42'15" NAD27
Land-surface elevation 45.0 feet above NGVD29
The depth of the well is 80 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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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
1977-03-1715:45 UTCm62610 28.50NGVD291OUSGSSA
1977-03-1715:45 UTCm62611 27.41NAVD881OUSGSSA
1977-03-1715:45 UTCm7201916.50  1OUSGSSA
1977-06-0716:10 UTCm62610 27.94NGVD291OUSGSSA
1977-06-0716:10 UTCm62611 26.85NAVD881OUSGSSA
1977-06-0716:10 UTCm7201917.06  1OUSGSSA
1977-09-0116:10 UTCm62610 26.90NGVD291OUSGSSA
1977-09-0116:10 UTCm62611 25.81NAVD881OUSGSSA
1977-09-0116:10 UTCm7201918.10  1OUSGSSA
1977-12-1215:45 UTCm62610 26.45NGVD291OUSGSSA
1977-12-1215:45 UTCm62611 25.36NAVD881OUSGSSA
1977-12-1215:45 UTCm7201918.55  1OUSGSSA
1978-03-2817:48 UTCm62610 27.07NGVD291OUSGSSA
1978-03-2817:48 UTCm62611 25.98NAVD881OUSGSSA
1978-03-2817:48 UTCm7201917.93  1OUSGSSA
1978-05-3116:45 UTCm62610 27.57NGVD291OUSGSSA
1978-05-3116:45 UTCm62611 26.48NAVD881OUSGSSA
1978-05-3116:45 UTCm7201917.43  1OUSGSSA
1978-09-1115:57 UTCm62610 26.64NGVD291OUSGSSA
1978-09-1115:57 UTCm62611 25.55NAVD881OUSGSSA
1978-09-1115:57 UTCm7201918.36  1OUSGSSA
1978-12-0716:10 UTCm62610 27.00NGVD291OUSGSSA
1978-12-0716:10 UTCm62611 25.91NAVD881OUSGSSA
1978-12-0716:10 UTCm7201918.00  1OUSGSSA
1979-03-0516:05 UTCm62610 27.06NGVD291OUSGSSA
1979-03-0516:05 UTCm62611 25.97NAVD881OUSGSSA
1979-03-0516:05 UTCm7201917.94  1OUSGSSA
1979-06-0616:18 UTCm62610 27.93NGVD291OUSGSSA
1979-06-0616:18 UTCm62611 26.84NAVD881OUSGSSA
1979-06-0616:18 UTCm7201917.07  1OUSGSSA
1979-09-1216:19 UTCm62610 27.60NGVD291OUSGSSA
1979-09-1216:19 UTCm62611 26.51NAVD881OUSGSSA
1979-09-1216:19 UTCm7201917.40  1OUSGSSA
1979-12-0517:15 UTCm62610 27.33NGVD291OUSGSSA
1979-12-0517:15 UTCm62611 26.24NAVD881OUSGSSA
1979-12-0517:15 UTCm7201917.67  1OUSGSSA
1980-03-1716:11 UTCm62610 27.80NGVD291OUSGSSA
1980-03-1716:11 UTCm62611 26.71NAVD881OUSGSSA
1980-03-1716:11 UTCm7201917.20  1OUSGSSA
1980-05-2715:59 UTCm62610 28.39NGVD291OUSGSSA
1980-05-2715:59 UTCm62611 27.30NAVD881OUSGSSA
1980-05-2715:59 UTCm7201916.61  1OUSGSSA
1980-09-0416:42 UTCm62610 27.54NGVD291OUSGSSA
1980-09-0416:42 UTCm62611 26.45NAVD881OUSGSSA
1980-09-0416:42 UTCm7201917.46  1OUSGSSA
1980-12-1515:55 UTCm62610 27.49NGVD291OUSGSSA
1980-12-1515:55 UTCm62611 26.40NAVD881OUSGSSA
1980-12-1515:55 UTCm7201917.51  1OUSGSSA
1981-03-0416:16 UTCm62610 27.24NGVD291OUSGSSA
1981-03-0416:16 UTCm62611 26.15NAVD881OUSGSSA
1981-03-0416:16 UTCm7201917.76  1OUSGSSA
1981-06-1816:19 UTCm62610 27.12NGVD291OUSGSSA
1981-06-1816:19 UTCm62611 26.03NAVD881OUSGSSA
1981-06-1816:19 UTCm7201917.88  1OUSGSSA
1981-09-0115:53 UTCm62610 26.40NGVD291OUSGSSA
1981-09-0115:53 UTCm62611 25.31NAVD881OUSGSSA
1981-09-0115:53 UTCm7201918.60  1OUSGSSA
1982-01-0816:18 UTCm62610 26.64NGVD291OUSGSSA
1982-01-0816:18 UTCm62611 25.55NAVD881OUSGSSA
1982-01-0816:18 UTCm7201918.36  1OUSGSSA
1982-03-1616:50 UTCm62610 25.71NGVD291OUSGSSA
1982-03-1616:50 UTCm62611 24.62NAVD881OUSGSSA
1982-03-1616:50 UTCm7201919.29  1OUSGSSA
1982-07-0816:15 UTCm62610 24.35NGVD291OUSGSSA
1982-07-0816:15 UTCm62611 23.26NAVD881OUSGSSA
1982-07-0816:15 UTCm7201920.65  1OUSGSSA
1982-09-0116:20 UTCm62610 24.07NGVD291OUSGSSA
1982-09-0116:20 UTCm62611 22.98NAVD881OUSGSSA
1982-09-0116:20 UTCm7201920.93  1OUSGSSA
1982-12-1716:11 UTCm62610 24.95NGVD291OUSGSSA
1982-12-1716:11 UTCm62611 23.86NAVD881OUSGSSA
1982-12-1716:11 UTCm7201920.05  1OUSGSSA
1983-04-0616:25 UTCm62610 25.49NGVD291OUSGSSA
1983-04-0616:25 UTCm62611 24.40NAVD881OUSGSSA
1983-04-0616:25 UTCm7201919.51  1OUSGSSA
1983-06-1717:00 UTCm62610 25.47NGVD291OUSGSSA
1983-06-1717:00 UTCm62611 24.38NAVD881OUSGSSA
1983-06-1717:00 UTCm7201919.53  1OUSGSSA
1983-08-11 D62610 25.35NGVD291OUSGSSA
1983-08-11 D62611 24.26NAVD881OUSGSSA
1983-08-11 D7201919.65  1OUSGSSA
1984-04-2418:03 UTCm62610 27.68NGVD291OUSGSSA
1984-04-2418:03 UTCm62611 26.59NAVD881OUSGSSA
1984-04-2418:03 UTCm7201917.32  1OUSGSSA
1990-03-2718:20 UTCm62610 29.27NGVD291OUSGSSA
1990-03-2718:20 UTCm62611 28.18NAVD881OUSGSSA
1990-03-2718:20 UTCm7201915.73  1OUSGSSA
1991-11-0718:15 UTCm62610 29.29NGVD291OUSGSSA
1991-11-0718:15 UTCm62611 28.20NAVD881OUSGSSA
1991-11-0718:15 UTCm7201915.71  1OUSGSSA
1992-03-1715:17 UTCm62610 29.72NGVD294OUSGSSA
1992-03-1715:17 UTCm62611 28.63NAVD884OUSGSSA
1992-03-1715:17 UTCm7201915.28  4OUSGSSA
1992-05-2019:20 UTCm62610 29.64NGVD294OUSGSSA
1992-05-2019:20 UTCm62611 28.55NAVD884OUSGSSA
1992-05-2019:20 UTCm7201915.36  4OUSGSSA
1992-08-2515:23 UTCm62610 28.44NGVD291OUSGSSA
1992-08-2515:23 UTCm62611 27.35NAVD881OUSGSSA
1992-08-2515:23 UTCm7201916.56  1OUSGSSA
1992-12-0816:52 UTCm62610 28.87NGVD291OUSGSSA
1992-12-0816:52 UTCm62611 27.78NAVD881OUSGSSA
1992-12-0816:52 UTCm7201916.13  1OUSGSSA
1993-06-1814:25 UTCm62610 29.11NGVD291OUSGSSA
1993-06-1814:25 UTCm62611 28.02NAVD881OUSGSSA
1993-06-1814:25 UTCm7201915.89  1OUSGSSA
1993-09-3019:00 UTCm62610 27.12NGVD291OUSGSSA
1993-09-3019:00 UTCm62611 26.03NAVD881OUSGSSA
1993-09-3019:00 UTCm7201917.88  1OUSGSSA
1993-12-2817:45 UTCm62610 26.94NGVD291OUSGSSA
1993-12-2817:45 UTCm62611 25.85NAVD881OUSGSSA
1993-12-2817:45 UTCm7201918.06  1OUSGSSA
1994-03-3014:17 UTCm62610 27.51NGVD291OUSGSSA
1994-03-3014:17 UTCm62611 26.42NAVD881OUSGSSA
1994-03-3014:17 UTCm7201917.49  1OUSGSSA
1994-06-0819:50 UTCm62610 27.48NGVD291OUSGSSA
1994-06-0819:50 UTCm62611 26.39NAVD881OUSGSSA
1994-06-0819:50 UTCm7201917.52  1OUSGSSA
1994-09-2019:35 UTCm62610 26.13NGVD291OUSGSSA
1994-09-2019:35 UTCm62611 25.04NAVD881OUSGSSA
1994-09-2019:35 UTCm7201918.87  1OUSGSSA
1994-12-1618:35 UTCm62610 25.80NGVD291OUSGSSA
1994-12-1618:35 UTCm62611 24.71NAVD881OUSGSSA
1994-12-1618:35 UTCm7201919.20  1OUSGSSA
1995-03-1521:23 UTCm62610 26.31NGVD291OUSGSSA
1995-03-1521:23 UTCm62611 25.22NAVD881OUSGSSA
1995-03-1521:23 UTCm7201918.69  1OUSGSSA
1995-06-1419:42 UTCm62610 26.31NGVD291OUSGSSA
1995-06-1419:42 UTCm62611 25.22NAVD881OUSGSSA
1995-06-1419:42 UTCm7201918.69  1OUSGSSA
1995-08-2411:05 UTCm62610 25.65NGVD291OUSGSSA
1995-08-2411:05 UTCm62611 24.56NAVD881OUSGSSA
1995-08-2411:05 UTCm7201919.35  1OUSGSSA
1995-12-0420:37 UTCm62610 25.17NGVD291OUSGSSA
1995-12-0420:37 UTCm62611 24.08NAVD881OUSGSSA
1995-12-0420:37 UTCm7201919.83  1OUSGSSA
1996-03-2220:41 UTCm62610 25.84NGVD291OUSGSSA
1996-03-2220:41 UTCm62611 24.75NAVD881OUSGSSA
1996-03-2220:41 UTCm7201919.16  1OUSGSSA
1996-05-1619:13 UTCm62610 26.29NGVD291OUSGSSA
1996-05-1619:13 UTCm62611 25.20NAVD881OUSGSSA
1996-05-1619:13 UTCm7201918.71  1OUSGSSA
1996-09-1015:30 UTCm62610 26.14NGVD291OUSGSSA
1996-09-1015:30 UTCm62611 25.05NAVD881OUSGSSA
1996-09-1015:30 UTCm7201918.86  1OUSGSSA
1996-12-1114:28 UTCm62610 27.48NGVD291OUSGSSA
1996-12-1114:28 UTCm62611 26.39NAVD881OUSGSSA
1996-12-1114:28 UTCm7201917.52  1OUSGSSA
1997-03-1019:58 UTCm62610 29.43NGVD291OUSGSSA
1997-03-1019:58 UTCm62611 28.34NAVD881OUSGSSA
1997-03-1019:58 UTCm7201915.57  1OUSGSSA

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.
Measuring agencyUSGSU.S. Geological Survey
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.