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Groundwater levels for the Nation

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USGS 405428073350302 N 9478. 1

Nassau County, New York
Latitude  40°54'28", Longitude  73°35'03" NAD27
Land-surface elevation 9.0 feet above NGVD29
The depth of the well is 24 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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1978-12-0520:05 UTCm62610 5.17NGVD291OUSGSSA
1978-12-0520:05 UTCm62611 4.09NAVD881OUSGSSA
1978-12-0520:05 UTCm720193.83  1OUSGSSA
1979-03-0816:04 UTCm62610 7.59NGVD291OUSGSSA
1979-03-0816:04 UTCm62611 6.51NAVD881OUSGSSA
1979-03-0816:04 UTCm720191.41  1OUSGSSA
1979-06-0714:15 UTCm62610 6.07NGVD291OUSGSSA
1979-06-0714:15 UTCm62611 4.99NAVD881OUSGSSA
1979-06-0714:15 UTCm720192.93  1OUSGSSA
1979-09-1318:25 UTCm62610 5.05NGVD291OUSGSSA
1979-09-1318:25 UTCm62611 3.97NAVD881OUSGSSA
1979-09-1318:25 UTCm720193.95  1OUSGSSA
1979-12-0519:46 UTCm62610 5.27NGVD291OUSGSSA
1979-12-0519:46 UTCm62611 4.19NAVD881OUSGSSA
1979-12-0519:46 UTCm720193.73  1OUSGSSA
1980-03-1717:50 UTCm62610 5.47NGVD291OUSGSSA
1980-03-1717:50 UTCm62611 4.39NAVD881OUSGSSA
1980-03-1717:50 UTCm720193.53  1OUSGSSA
1980-05-2719:08 UTCm62610 5.63NGVD291OUSGSSA
1980-05-2719:08 UTCm62611 4.55NAVD881OUSGSSA
1980-05-2719:08 UTCm720193.37  1OUSGSSA
1980-09-0218:20 UTCm62610 4.78NGVD291OUSGSSA
1980-09-0218:20 UTCm62611 3.70NAVD881OUSGSSA
1980-09-0218:20 UTCm720194.22  1OUSGSSA
1980-12-1618:13 UTCm62610 4.81NGVD291OUSGSSA
1980-12-1618:13 UTCm62611 3.73NAVD881OUSGSSA
1980-12-1618:13 UTCm720194.19  1OUSGSSA
1981-03-0419:21 UTCm62610 4.79NGVD291OUSGSSA
1981-03-0419:21 UTCm62611 3.71NAVD881OUSGSSA
1981-03-0419:21 UTCm720194.21  1OUSGSSA
1981-09-0920:00 UTCm62610 4.22NGVD291OUSGSSA
1981-09-0920:00 UTCm62611 3.14NAVD881OUSGSSA
1981-09-0920:00 UTCm720194.78  1OUSGSSA
1982-02-0218:10 UTCm62610 4.24NGVD291OUSGSSA
1982-02-0218:10 UTCm62611 3.16NAVD881OUSGSSA
1982-02-0218:10 UTCm720194.76  1OUSGSSA
1982-03-0819:19 UTCm62610 5.86NGVD291OUSGSSA
1982-03-0819:19 UTCm62611 4.78NAVD881OUSGSSA
1982-03-0819:19 UTCm720193.14  1OUSGSSA
1982-07-0918:03 UTCm62610 4.77NGVD291OUSGSSA
1982-07-0918:03 UTCm62611 3.69NAVD881OUSGSSA
1982-07-0918:03 UTCm720194.23  1OUSGSSA
1982-09-0814:20 UTCm62610 4.75NGVD291OUSGSSA
1982-09-0814:20 UTCm62611 3.67NAVD881OUSGSSA
1982-09-0814:20 UTCm720194.25  1OUSGSSA
1982-12-1014:31 UTCm62610 4.53NGVD291OUSGSSA
1982-12-1014:31 UTCm62611 3.45NAVD881OUSGSSA
1982-12-1014:31 UTCm720194.47  1OUSGSSA
1983-04-1119:15 UTCm62610 5.73NGVD291OUSGSSA
1983-04-1119:15 UTCm62611 4.65NAVD881OUSGSSA
1983-04-1119:15 UTCm720193.27  1OUSGSSA
1983-06-2115:31 UTCm62610 5.57NGVD291OUSGSSA
1983-06-2115:31 UTCm62611 4.49NAVD881OUSGSSA
1983-06-2115:31 UTCm720193.43  1OUSGSSA
1983-08-22 D62610 5.28NGVD291OUSGSSA
1983-08-22 D62611 4.20NAVD881OUSGSSA
1983-08-22 D720193.72  1OUSGSSA
1984-04-3020:09 UTCm62610 5.77NGVD291OUSGSSA
1984-04-3020:09 UTCm62611 4.69NAVD881OUSGSSA
1984-04-3020:09 UTCm720193.23  1OUSGSSA
1990-03-2816:32 UTCm62610 5.69NGVD294OUSGSSA
1990-03-2816:32 UTCm62611 4.61NAVD884OUSGSSA
1990-03-2816:32 UTCm720193.31  4OUSGSSA
1991-03-2018:27 UTCm62610 6.06NGVD294OUSGSSA
1991-03-2018:27 UTCm62611 4.98NAVD884OUSGSSA
1991-03-2018:27 UTCm720192.94  4OUSGSSA
1991-11-0615:54 UTCm62610 5.42NGVD291OUSGSSA
1991-11-0615:54 UTCm62611 4.34NAVD881OUSGSSA
1991-11-0615:54 UTCm720193.58  1OUSGSSA
1992-03-1815:20 UTCm62610 5.88NGVD294OUSGSSA
1992-03-1815:20 UTCm62611 4.80NAVD884OUSGSSA
1992-03-1815:20 UTCm720193.12  4OUSGSSA
1992-04-1614:40 UTCm62610 5.69NGVD294OUSGSSA
1992-04-1614:40 UTCm62611 4.61NAVD884OUSGSSA
1992-04-1614:40 UTCm720193.31  4OUSGSSA
1992-05-1918:37 UTCm62610 5.55NGVD294OUSGSSA
1992-05-1918:37 UTCm62611 4.47NAVD884OUSGSSA
1992-05-1918:37 UTCm720193.45  4OUSGSSA
1992-05-2913:08 UTCm62610 6.55NGVD294OUSGSSA
1992-05-2913:08 UTCm62611 5.47NAVD884OUSGSSA
1992-05-2913:08 UTCm720192.45  4OUSGSSA
1992-06-1516:21 UTCm62610 5.67NGVD294OUSGSSA
1992-06-1516:21 UTCm62611 4.59NAVD884OUSGSSA
1992-06-1516:21 UTCm720193.33  4OUSGSSA
1992-07-1516:25 UTCm62610 5.30NGVD294OUSGSSA
1992-07-1516:25 UTCm62611 4.22NAVD884OUSGSSA
1992-07-1516:25 UTCm720193.70  4OUSGSSA
1992-08-2714:45 UTCm62610 5.11NGVD294OUSGSSA
1992-08-2714:45 UTCm62611 4.03NAVD884OUSGSSA
1992-08-2714:45 UTCm720193.89  4OUSGSSA
1992-09-2514:38 UTCm62610 5.86NGVD294OUSGSSA
1992-09-2514:38 UTCm62611 4.78NAVD884OUSGSSA
1992-09-2514:38 UTCm720193.14  4OUSGSSA
1992-10-2616:09 UTCm62610 5.63NGVD294OUSGSSA
1992-10-2616:09 UTCm62611 4.55NAVD884OUSGSSA
1992-10-2616:09 UTCm720193.37  4OUSGSSA
1992-11-2416:05 UTCm62610 5.12NGVD294OUSGSSA
1992-11-2416:05 UTCm62611 4.04NAVD884OUSGSSA
1992-11-2416:05 UTCm720193.88  4OUSGSSA
1992-12-0814:31 UTCm62610 6.95NGVD291OUSGSSA
1992-12-0814:31 UTCm62611 5.87NAVD881OUSGSSA
1992-12-0814:31 UTCm720192.05  1OUSGSSA
1992-12-2214:40 UTCm62610 6.46NGVD294OUSGSSA
1992-12-2214:40 UTCm62611 5.38NAVD884OUSGSSA
1992-12-2214:40 UTCm720192.54  4OUSGSSA
1993-01-2517:26 UTCm62610 6.13NGVD294OUSGSSA
1993-01-2517:26 UTCm62611 5.05NAVD884OUSGSSA
1993-01-2517:26 UTCm720192.87  4OUSGSSA
1993-02-1914:28 UTCm62610 6.35NGVD294OUSGSSA
1993-02-1914:28 UTCm62611 5.27NAVD884OUSGSSA
1993-02-1914:28 UTCm720192.65  4OUSGSSA
1993-03-2617:20 UTCm62610 6.88NGVD294OUSGSSA
1993-03-2617:20 UTCm62611 5.80NAVD884OUSGSSA
1993-03-2617:20 UTCm720192.12  4OUSGSSA
1993-04-2014:48 UTCm62610 6.51NGVD294OUSGSSA
1993-04-2014:48 UTCm62611 5.43NAVD884OUSGSSA
1993-04-2014:48 UTCm720192.49  4OUSGSSA
1993-05-2115:58 UTCm62610 5.94NGVD294OUSGSSA
1993-05-2115:58 UTCm62611 4.86NAVD884OUSGSSA
1993-05-2115:58 UTCm720193.06  4OUSGSSA
1993-06-1512:16 UTCm62610 5.25NGVD294OUSGSSA
1993-06-1512:16 UTCm62611 4.17NAVD884OUSGSSA
1993-06-1512:16 UTCm720193.75  4OUSGSSA
1993-06-2318:50 UTCm62610 5.37NGVD294OUSGSSA
1993-06-2318:50 UTCm62611 4.29NAVD884OUSGSSA
1993-06-2318:50 UTCm720193.63  4OUSGSSA
1993-07-1915:59 UTCm62610 4.90NGVD294OUSGSSA
1993-07-1915:59 UTCm62611 3.82NAVD884OUSGSSA
1993-07-1915:59 UTCm720194.10  4OUSGSSA
1993-08-1614:41 UTCm62610 4.76NGVD294OUSGSSA
1993-08-1614:41 UTCm62611 3.68NAVD884OUSGSSA
1993-08-1614:41 UTCm720194.24  4OUSGSSA
1993-09-1514:56 UTCm62610 4.45NGVD294OUSGSSA
1993-09-1514:56 UTCm62611 3.37NAVD884OUSGSSA
1993-09-1514:56 UTCm720194.55  4OUSGSSA
1993-10-1817:29 UTCm62610 5.43NGVD294OUSGSSA
1993-10-1817:29 UTCm62611 4.35NAVD884OUSGSSA
1993-10-1817:29 UTCm720193.57  4OUSGSSA
1993-11-1516:42 UTCm62610 5.40NGVD294OUSGSSA
1993-11-1516:42 UTCm62611 4.32NAVD884OUSGSSA
1993-11-1516:42 UTCm720193.60  4OUSGSSA
1993-12-1416:29 UTCm62610 6.11NGVD294OUSGSSA
1993-12-1416:29 UTCm62611 5.03NAVD884OUSGSSA
1993-12-1416:29 UTCm720192.89  4OUSGSSA
1993-12-1719:13 UTCm62610 6.18NGVD294OUSGSSA
1993-12-1719:13 UTCm62611 5.10NAVD884OUSGSSA
1993-12-1719:13 UTCm720192.82  4OUSGSSA
1994-03-2917:57 UTCm62610 6.91NGVD294OUSGSSA
1994-03-2917:57 UTCm62611 5.83NAVD884OUSGSSA
1994-03-2917:57 UTCm720192.09  4OUSGSSA
1994-04-2817:41 UTCm62610 6.30NGVD294OUSGSSA
1994-04-2817:41 UTCm62611 5.22NAVD884OUSGSSA
1994-04-2817:41 UTCm720192.70  4OUSGSSA
1994-05-2616:54 UTCm62610 6.60NGVD294OUSGSSA
1994-05-2616:54 UTCm62611 5.52NAVD884OUSGSSA
1994-05-2616:54 UTCm720192.40  4OUSGSSA
1994-06-0816:25 UTCm62610 5.63NGVD294OUSGSSA
1994-06-0816:25 UTCm62611 4.55NAVD884OUSGSSA
1994-06-0816:25 UTCm720193.37  4OUSGSSA
1994-06-2115:09 UTCm62610 4.74NGVD294OUSGSSA
1994-06-2115:09 UTCm62611 3.66NAVD884OUSGSSA
1994-06-2115:09 UTCm720194.26  4OUSGSSA
1994-07-2114:42 UTCm62610 5.02NGVD294OUSGSSA
1994-07-2114:42 UTCm62611 3.94NAVD884OUSGSSA
1994-07-2114:42 UTCm720193.98  4OUSGSSA
1994-08-1914:40 UTCm62610 5.53NGVD294OUSGSSA
1994-08-1914:40 UTCm62611 4.45NAVD884OUSGSSA
1994-08-1914:40 UTCm720193.47  4OUSGSSA
1994-09-2016:06 UTCm62610 5.00NGVD294OUSGSSA
1994-09-2016:06 UTCm62611 3.92NAVD884OUSGSSA
1994-09-2016:06 UTCm720194.00  4OUSGSSA
1994-10-1714:10 UTCm62610 5.01NGVD294OUSGSSA
1994-10-1714:10 UTCm62611 3.93NAVD884OUSGSSA
1994-10-1714:10 UTCm720193.99  4OUSGSSA
1994-12-1513:58 UTCm62610 5.68NGVD294OUSGSSA
1994-12-1513:58 UTCm62611 4.60NAVD884OUSGSSA
1994-12-1513:58 UTCm720193.32  4OUSGSSA
1995-01-1917:30 UTCm62610 5.69NGVD294OUSGSSA
1995-01-1917:30 UTCm62611 4.61NAVD884OUSGSSA
1995-01-1917:30 UTCm720193.31  4OUSGSSA
1995-03-1616:23 UTCm62610 5.81NGVD294OUSGSSA
1995-03-1616:23 UTCm62611 4.73NAVD884OUSGSSA
1995-03-1616:23 UTCm720193.19  4OUSGSSA
1995-05-1617:09 UTCm62610 5.56NGVD294OUSGSSA
1995-05-1617:09 UTCm62611 4.48NAVD884OUSGSSA
1995-05-1617:09 UTCm720193.44  4OUSGSSA
1995-06-1316:35 UTCm62610 5.45NGVD294OUSGSSA
1995-06-1316:35 UTCm62611 4.37NAVD884OUSGSSA
1995-06-1316:35 UTCm720193.55  4OUSGSSA
1995-07-2514:27 UTCm62610 4.66NGVD294OUSGSSA
1995-07-2514:27 UTCm62611 3.58NAVD884OUSGSSA
1995-07-2514:27 UTCm720194.34  4OUSGSSA
1995-09-2113:10 UTCm62610 4.34NGVD294OUSGSSA
1995-09-2113:10 UTCm62611 3.26NAVD884OUSGSSA
1995-09-2113:10 UTCm720194.66  4OUSGSSA
1995-11-2719:26 UTCm62610 5.65NGVD294OUSGSSA
1995-11-2719:26 UTCm62611 4.57NAVD884OUSGSSA
1995-11-2719:26 UTCm720193.35  4OUSGSSA
1995-12-0716:54 UTCm62610 5.24NGVD294OUSGSSA
1995-12-0716:54 UTCm62611 4.16NAVD884OUSGSSA
1995-12-0716:54 UTCm720193.76  4OUSGSSA
1996-01-2217:00 UTCm62610 6.32NGVD294OUSGSSA
1996-01-2217:00 UTCm62611 5.24NAVD884OUSGSSA
1996-01-2217:00 UTCm720192.68  4OUSGSSA
1996-03-1916:31 UTCm62610 6.20NGVD294OUSGSSA
1996-03-1916:31 UTCm62611 5.12NAVD884OUSGSSA
1996-03-1916:31 UTCm720192.80  4OUSGSSA
1996-05-1515:35 UTCm62610 4.94NGVD294OUSGSSA
1996-05-1515:35 UTCm62611 3.86NAVD884OUSGSSA
1996-05-1515:35 UTCm720194.06  4OUSGSSA
1996-07-0216:55 UTCm62610 5.41NGVD294OUSGSSA
1996-07-0216:55 UTCm62611 4.33NAVD884OUSGSSA
1996-07-0216:55 UTCm720193.59  4OUSGSSA
1996-09-1015:23 UTCm62610 3.66NGVD294OUSGSSA
1996-09-1015:23 UTCm62611 2.58NAVD884OUSGSSA
1996-09-1015:23 UTCm720195.34  4OUSGSSA
1996-09-1617:49 UTCm62610 4.71NGVD294OUSGSSA
1996-09-1617:49 UTCm62611 3.63NAVD884OUSGSSA
1996-09-1617:49 UTCm720194.29  4OUSGSSA
1996-12-1217:15 UTCm62610 6.87NGVD294OUSGSSA
1996-12-1217:15 UTCm62611 5.79NAVD884OUSGSSA
1996-12-1217:15 UTCm720192.13  4OUSGSSA
1997-01-3121:01 UTCm62610 6.04NGVD294SUSGSSA
1997-01-3121:01 UTCm62611 4.96NAVD884SUSGSSA
1997-01-3121:01 UTCm720192.96  4SUSGSSA
1997-02-2114:42 UTCm62610 5.82NGVD294SUSGSSA
1997-02-2114:42 UTCm62611 4.74NAVD884SUSGSSA
1997-02-2114:42 UTCm720193.18  4SUSGSSA
1997-03-1119:56 UTCm62610 6.19NGVD294OUSGSSA
1997-03-1119:56 UTCm62611 5.11NAVD884OUSGSSA
1997-03-1119:56 UTCm720192.81  4OUSGSSA
1997-06-1915:08 UTCm62610 5.70NGVD291OUSGSSA
1997-06-1915:08 UTCm62611 4.62NAVD881OUSGSSA
1997-06-1915:08 UTCm720193.30  1OUSGSSA
1997-07-2320:24 UTCm62610 5.23NGVD294OUSGSSA
1997-07-2320:24 UTCm62611 4.15NAVD884OUSGSSA
1997-07-2320:24 UTCm720193.77  4OUSGSSA
1997-08-1916:48 UTCm62610 5.42NGVD294OUSGSSA
1997-08-1916:48 UTCm62611 4.34NAVD884OUSGSSA
1997-08-1916:48 UTCm720193.58  4OUSGSSA
1997-08-2119:52 UTCm62610 6.36NGVD294OUSGSSA
1997-08-2119:52 UTCm62611 5.28NAVD884OUSGSSA
1997-08-2119:52 UTCm720192.64  4OUSGSSA
1997-09-1717:36 UTCm62610 5.05NGVD294OUSGSSA
1997-09-1717:36 UTCm62611 3.97NAVD884OUSGSSA
1997-09-1717:36 UTCm720193.95  4OUSGSSA
1997-10-2814:05 UTCm62610 5.08NGVD294SUSGSSA
1997-10-2814:05 UTCm62611 4.00NAVD884SUSGSSA
1997-10-2814:05 UTCm720193.92  4SUSGSSA
1997-11-2513:38 UTCm62610 5.56NGVD294SUSGSSA
1997-11-2513:38 UTCm62611 4.48NAVD884SUSGSSA
1997-11-2513:38 UTCm720193.44  4SUSGSSA
1997-12-1516:42 UTCm62610 5.46NGVD294SUSGSSA
1997-12-1516:42 UTCm62611 4.38NAVD884SUSGSSA
1997-12-1516:42 UTCm720193.54  4SUSGSSA
1998-01-1517:47 UTCm62610 5.82NGVD294SUSGSSA
1998-01-1517:47 UTCm62611 4.74NAVD884SUSGSSA
1998-01-1517:47 UTCm720193.18  4SUSGSSA
1998-02-2615:33 UTCm62610 6.89NGVD294SUSGSSA
1998-02-2615:33 UTCm62611 5.81NAVD884SUSGSSA
1998-02-2615:33 UTCm720192.11  4SUSGSSA
1998-03-3017:03 UTCm62610 6.47NGVD291SUSGSSA
1998-03-3017:03 UTCm62611 5.39NAVD881SUSGSSA
1998-03-3017:03 UTCm720192.53  1SUSGSSA
1998-04-2716:32 UTCm62610 6.73NGVD294SUSGSSA
1998-04-2716:32 UTCm62611 5.65NAVD884SUSGSSA
1998-04-2716:32 UTCm720192.27  4SUSGSSA
1998-05-2817:55 UTCm62610 6.19NGVD294SUSGSSA
1998-05-2817:55 UTCm62611 5.11NAVD884SUSGSSA
1998-05-2817:55 UTCm720192.81  4SUSGSSA
1998-06-2516:54 UTCm62610 5.75NGVD294SUSGSSA
1998-06-2516:54 UTCm62611 4.67NAVD884SUSGSSA
1998-06-2516:54 UTCm720193.25  4SUSGSSA
1998-07-2013:17 UTCm62610 5.08NGVD294SUSGSSA
1998-07-2013:17 UTCm62611 4.00NAVD884SUSGSSA
1998-07-2013:17 UTCm720193.92  4SUSGSSA
1998-08-2417:35 UTCm62610 5.25NGVD294SUSGSSA
1998-08-2417:35 UTCm62611 4.17NAVD884SUSGSSA
1998-08-2417:35 UTCm720193.75  4SUSGSSA
1998-09-1713:32 UTCm62610 5.00NGVD294SUSGSSA
1998-09-1713:32 UTCm62611 3.92NAVD884SUSGSSA
1998-09-1713:32 UTCm720194.00  4SUSGSSA
1998-12-1514:23 UTCm62610 4.65NGVD294SUSGSSA
1998-12-1514:23 UTCm62611 3.57NAVD884SUSGSSA
1998-12-1514:23 UTCm720194.35  4SUSGSSA

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.