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Groundwater levels for the Nation

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USGS 404328073341601 N 11397. 1

Nassau County, New York
Latitude  40°43'28", Longitude  73°34'16" NAD27
Land-surface elevation 83.0 feet above NGVD29
The depth of the well is 285 feet below land surface.
The depth of the hole is 285 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 Magothy Aquifer (211MAGT) 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
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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
1990-05-0318:00 UTCm62610 54.79NGVD291OUSGSSA
1990-05-0318:00 UTCm62611 53.62NAVD881OUSGSSA
1990-05-0318:00 UTCm7201928.21  1OUSGSSA
1991-03-1921:20 UTCm62610 55.20NGVD291OUSGSSA
1991-03-1921:20 UTCm62611 54.03NAVD881OUSGSSA
1991-03-1921:20 UTCm7201927.80  1OUSGSSA
1992-03-1615:00 UTCm62610 52.48NGVD291OUSGSSA
1992-03-1615:00 UTCm62611 51.31NAVD881OUSGSSA
1992-03-1615:00 UTCm7201930.52  1OUSGSSA
1992-04-2123:15 UTCm62610 52.41NGVD291OUSGSSA
1992-04-2123:15 UTCm62611 51.24NAVD881OUSGSSA
1992-04-2123:15 UTCm7201930.59  1OUSGSSA
1992-05-1220:04 UTCm62610 52.63NGVD291OUSGSSA
1992-05-1220:04 UTCm62611 51.46NAVD881OUSGSSA
1992-05-1220:04 UTCm7201930.37  1OUSGSSA
1992-06-2916:44 UTCm62610 51.59NGVD291OUSGSSA
1992-06-2916:44 UTCm62611 50.42NAVD881OUSGSSA
1992-06-2916:44 UTCm7201931.41  1OUSGSSA
1992-07-2419:00 UTCm62610 51.41NGVD291OUSGSSA
1992-07-2419:00 UTCm62611 50.24NAVD881OUSGSSA
1992-07-2419:00 UTCm7201931.59  1OUSGSSA
1992-08-2018:46 UTCm62610 51.59NGVD291OUSGSSA
1992-08-2018:46 UTCm62611 50.42NAVD881OUSGSSA
1992-08-2018:46 UTCm7201931.41  1OUSGSSA
1992-09-2217:44 UTCm62610 51.53NGVD291OUSGSSA
1992-09-2217:44 UTCm62611 50.36NAVD881OUSGSSA
1992-09-2217:44 UTCm7201931.47  1OUSGSSA
1992-10-2114:00 UTCm62610 51.33NGVD291OUSGSSA
1992-10-2114:00 UTCm62611 50.16NAVD881OUSGSSA
1992-10-2114:00 UTCm7201931.67  1OUSGSSA
1992-11-1918:55 UTCm62610 51.11NGVD291OUSGSSA
1992-11-1918:55 UTCm62611 49.94NAVD881OUSGSSA
1992-11-1918:55 UTCm7201931.89  1OUSGSSA
1993-01-0418:28 UTCm62610 52.15NGVD291OUSGSSA
1993-01-0418:28 UTCm62611 50.98NAVD881OUSGSSA
1993-01-0418:28 UTCm7201930.85  1OUSGSSA
1993-02-2519:42 UTCm62610 52.25NGVD291OUSGSSA
1993-02-2519:42 UTCm62611 51.08NAVD881OUSGSSA
1993-02-2519:42 UTCm7201930.75  1OUSGSSA
1993-03-2217:15 UTCm62610 52.55NGVD291OUSGSSA
1993-03-2217:15 UTCm62611 51.38NAVD881OUSGSSA
1993-03-2217:15 UTCm7201930.45  1OUSGSSA
1993-04-2017:40 UTCm62610 53.96NGVD291OUSGSSA
1993-04-2017:40 UTCm62611 52.79NAVD881OUSGSSA
1993-04-2017:40 UTCm7201929.04  1OUSGSSA
1993-05-1318:13 UTCm62610 53.41NGVD291OUSGSSA
1993-05-1318:13 UTCm62611 52.24NAVD881OUSGSSA
1993-05-1318:13 UTCm7201929.59  1OUSGSSA
1993-06-1516:40 UTCm62610 52.56NGVD291OUSGSSA
1993-06-1516:40 UTCm62611 51.39NAVD881OUSGSSA
1993-06-1516:40 UTCm7201930.44  1OUSGSSA
1993-07-1418:41 UTCm62610 51.71NGVD291OUSGSSA
1993-07-1418:41 UTCm62611 50.54NAVD881OUSGSSA
1993-07-1418:41 UTCm7201931.29  1OUSGSSA
1993-08-1818:32 UTCm62610 51.35NGVD291OUSGSSA
1993-08-1818:32 UTCm62611 50.18NAVD881OUSGSSA
1993-08-1818:32 UTCm7201931.65  1OUSGSSA
1993-09-2318:15 UTCm62610 50.91NGVD291OUSGSSA
1993-09-2318:15 UTCm62611 49.74NAVD881OUSGSSA
1993-09-2318:15 UTCm7201932.09  1OUSGSSA
1993-10-2617:35 UTCm62610 50.69NGVD291OUSGSSA
1993-10-2617:35 UTCm62611 49.52NAVD881OUSGSSA
1993-10-2617:35 UTCm7201932.31  1OUSGSSA
1993-11-2219:23 UTCm62610 50.53NGVD291OUSGSSA
1993-11-2219:23 UTCm62611 49.36NAVD881OUSGSSA
1993-11-2219:23 UTCm7201932.47  1OUSGSSA
1993-12-2718:18 UTCm62610 50.46NGVD291OUSGSSA
1993-12-2718:18 UTCm62611 49.29NAVD881OUSGSSA
1993-12-2718:18 UTCm7201932.54  1OUSGSSA
1994-01-2519:02 UTCm62610 50.45NGVD291OUSGSSA
1994-01-2519:02 UTCm62611 49.28NAVD881OUSGSSA
1994-01-2519:02 UTCm7201932.55  1OUSGSSA
1994-03-3015:30 UTCm62610 52.10NGVD291OUSGSSA
1994-03-3015:30 UTCm62611 50.93NAVD881OUSGSSA
1994-03-3015:30 UTCm7201930.90  1OUSGSSA
1994-04-1917:50 UTCm62610 52.44NGVD291OUSGSSA
1994-04-1917:50 UTCm62611 51.27NAVD881OUSGSSA
1994-04-1917:50 UTCm7201930.56  1OUSGSSA
1994-05-2715:34 UTCm62610 52.45NGVD291OUSGSSA
1994-05-2715:34 UTCm62611 51.28NAVD881OUSGSSA
1994-05-2715:34 UTCm7201930.55  1OUSGSSA
1994-06-2118:30 UTCm62610 51.55NGVD291OUSGSSA
1994-06-2118:30 UTCm62611 50.38NAVD881OUSGSSA
1994-06-2118:30 UTCm7201931.45  1OUSGSSA
1994-07-2016:50 UTCm62610 50.82NGVD291OUSGSSA
1994-07-2016:50 UTCm62611 49.65NAVD881OUSGSSA
1994-07-2016:50 UTCm7201932.18  1OUSGSSA
1994-08-2616:00 UTCm62610 50.82NGVD291OUSGSSA
1994-08-2616:00 UTCm62611 49.65NAVD881OUSGSSA
1994-08-2616:00 UTCm7201932.18  1OUSGSSA
1994-09-2118:18 UTCm62610 50.24NGVD291OUSGSSA
1994-09-2118:18 UTCm62611 49.07NAVD881OUSGSSA
1994-09-2118:18 UTCm7201932.76  1OUSGSSA
1994-10-1819:53 UTCm62610 50.37NGVD291OUSGSSA
1994-10-1819:53 UTCm62611 49.20NAVD881OUSGSSA
1994-10-1819:53 UTCm7201932.63  1OUSGSSA
1994-12-1420:00 UTCm62610 50.10NGVD291OUSGSSA
1994-12-1420:00 UTCm62611 48.93NAVD881OUSGSSA
1994-12-1420:00 UTCm7201932.90  1OUSGSSA
1995-01-2716:18 UTCm62610 50.41NGVD291OUSGSSA
1995-01-2716:18 UTCm62611 49.24NAVD881OUSGSSA
1995-01-2716:18 UTCm7201932.59  1OUSGSSA
1995-03-1312:50 UTCm62610 50.56NGVD291OUSGSSA
1995-03-1312:50 UTCm62611 49.39NAVD881OUSGSSA
1995-03-1312:50 UTCm7201932.44  1OUSGSSA
1995-07-2519:45 UTCm62610 49.17NGVD291OUSGSSA
1995-07-2519:45 UTCm62611 48.00NAVD881OUSGSSA
1995-07-2519:45 UTCm7201933.83  1OUSGSSA
1995-09-1516:48 UTCm62610 47.73NGVD291OUSGSSA
1995-09-1516:48 UTCm62611 46.56NAVD881OUSGSSA
1995-09-1516:48 UTCm7201935.27  1OUSGSSA
1995-11-2820:20 UTCm62610 48.36NGVD291OUSGSSA
1995-11-2820:20 UTCm62611 47.19NAVD881OUSGSSA
1995-11-2820:20 UTCm7201934.64  1OUSGSSA
1996-01-2319:25 UTCm62610 48.26NGVD291OUSGSSA
1996-01-2319:25 UTCm62611 47.09NAVD881OUSGSSA
1996-01-2319:25 UTCm7201934.74  1OUSGSSA
1996-03-1314:00 UTCm62610 49.17NGVD291OUSGSSA
1996-03-1314:00 UTCm62611 48.00NAVD881OUSGSSA
1996-03-1314:00 UTCm7201933.83  1OUSGSSA
1996-06-2718:43 UTCm62610 49.93NGVD291OUSGSSA
1996-06-2718:43 UTCm62611 48.76NAVD881OUSGSSA
1996-06-2718:43 UTCm7201933.07  1OUSGSSA
1996-09-2417:41 UTCm62610 50.24NGVD291OUSGSSA
1996-09-2417:41 UTCm62611 49.07NAVD881OUSGSSA
1996-09-2417:41 UTCm7201932.76  1OUSGSSA
1997-03-1113:40 UTCm62610 52.56NGVD291OUSGSSA
1997-03-1113:40 UTCm62611 51.39NAVD881OUSGSSA
1997-03-1113:40 UTCm7201930.44  1OUSGSSA
1998-03-2414:23 UTCm62610 53.48NGVD291SUSGSSA
1998-03-2414:23 UTCm62611 52.31NAVD881SUSGSSA
1998-03-2414:23 UTCm7201929.52  1SUSGSSA
2002-03-2916:15 UTCm62610 47.61NGVD291SUSGSSA
2002-03-2916:15 UTCm62611 46.44NAVD881SUSGSSA
2002-03-2916:15 UTCm7201935.39  1SUSGSSA

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