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Groundwater levels for the Nation

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USGS 405350073345401 N 9314. 1

Nassau County, New York
Latitude  40°53'50", Longitude  73°34'54" NAD27
Land-surface elevation 32.0 feet above NGVD29
The depth of the well is 54 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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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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status
1977-09-0118:00 UTCm62610 16.65NGVD291OUSGSSA
1977-09-0118:00 UTCm62611 15.57NAVD881OUSGSSA
1977-09-0118:00 UTCm7201915.35  1OUSGSSA
1977-12-1314:40 UTCm62610 21.76NGVD291OUSGSSA
1977-12-1314:40 UTCm62611 20.68NAVD881OUSGSSA
1977-12-1314:40 UTCm7201910.24  1OUSGSSA
1978-03-2218:55 UTCm62610 23.52NGVD291OUSGSSA
1978-03-2218:55 UTCm62611 22.44NAVD881OUSGSSA
1978-03-2218:55 UTCm720198.48  1OUSGSSA
1978-06-0616:35 UTCm62610 23.55NGVD291OUSGSSA
1978-06-0616:35 UTCm62611 22.47NAVD881OUSGSSA
1978-06-0616:35 UTCm720198.45  1OUSGSSA
1978-09-1116:28 UTCm62610 21.29NGVD291OUSGSSA
1978-09-1116:28 UTCm62611 20.21NAVD881OUSGSSA
1978-09-1116:28 UTCm7201910.71  1OUSGSSA
1978-12-0519:55 UTCm62610 20.15NGVD291OUSGSSA
1978-12-0519:55 UTCm62611 19.07NAVD881OUSGSSA
1978-12-0519:55 UTCm7201911.85  1OUSGSSA
1979-03-0815:58 UTCm62610 20.75NGVD291OUSGSSA
1979-03-0815:58 UTCm62611 19.67NAVD881OUSGSSA
1979-03-0815:58 UTCm7201911.25  1OUSGSSA
1979-06-0714:30 UTCm62610 21.37NGVD291OUSGSSA
1979-06-0714:30 UTCm62611 20.29NAVD881OUSGSSA
1979-06-0714:30 UTCm7201910.63  1OUSGSSA
1979-06-1318:39 UTCm62610 18.34NGVD291OUSGSSA
1979-06-1318:39 UTCm62611 17.26NAVD881OUSGSSA
1979-06-1318:39 UTCm7201913.66  1OUSGSSA
1979-12-0519:38 UTCm62610 20.41NGVD291OUSGSSA
1979-12-0519:38 UTCm62611 19.33NAVD881OUSGSSA
1979-12-0519:38 UTCm7201911.59  1OUSGSSA
1980-03-1718:01 UTCm62610 20.25NGVD291OUSGSSA
1980-03-1718:01 UTCm62611 19.17NAVD881OUSGSSA
1980-03-1718:01 UTCm7201911.75  1OUSGSSA
1980-05-2718:55 UTCm62610 22.96NGVD291OUSGSSA
1980-05-2718:55 UTCm62611 21.88NAVD881OUSGSSA
1980-05-2718:55 UTCm720199.04  1OUSGSSA
1980-09-0218:52 UTCm62610 20.28NGVD291OUSGSSA
1980-09-0218:52 UTCm62611 19.20NAVD881OUSGSSA
1980-09-0218:52 UTCm7201911.72  1OUSGSSA
1981-03-0419:33 UTCm62610 18.57NGVD291OUSGSSA
1981-03-0419:33 UTCm62611 17.49NAVD881OUSGSSA
1981-03-0419:33 UTCm7201913.43  1OUSGSSA
1981-06-0419:40 UTCm62610 19.19NGVD291OUSGSSA
1981-06-0419:40 UTCm62611 18.11NAVD881OUSGSSA
1981-06-0419:40 UTCm7201912.81  1OUSGSSA
1981-09-0919:47 UTCm62610 18.54NGVD291OUSGSSA
1981-09-0919:47 UTCm62611 17.46NAVD881OUSGSSA
1981-09-0919:47 UTCm7201913.46  1OUSGSSA
1982-01-0719:07 UTCm62610 19.04NGVD291OUSGSSA
1982-01-0719:07 UTCm62611 17.96NAVD881OUSGSSA
1982-01-0719:07 UTCm7201912.96  1OUSGSSA
1982-03-0819:02 UTCm62610 20.47NGVD291OUSGSSA
1982-03-0819:02 UTCm62611 19.39NAVD881OUSGSSA
1982-03-0819:02 UTCm7201911.53  1OUSGSSA
1982-07-0917:50 UTCm62610 20.97NGVD291OUSGSSA
1982-07-0917:50 UTCm62611 19.89NAVD881OUSGSSA
1982-07-0917:50 UTCm7201911.03  1OUSGSSA
1982-09-0814:30 UTCm62610 20.24NGVD291OUSGSSA
1982-09-0814:30 UTCm62611 19.16NAVD881OUSGSSA
1982-09-0814:30 UTCm7201911.76  1OUSGSSA
1982-12-1014:40 UTCm62610 19.54NGVD291OUSGSSA
1982-12-1014:40 UTCm62611 18.46NAVD881OUSGSSA
1982-12-1014:40 UTCm7201912.46  1OUSGSSA
1983-04-1119:00 UTCm62610 22.79NGVD291OUSGSSA
1983-04-1119:00 UTCm62611 21.71NAVD881OUSGSSA
1983-04-1119:00 UTCm720199.21  1OUSGSSA
1983-06-2115:40 UTCm62610 23.76NGVD291OUSGSSA
1983-06-2115:40 UTCm62611 22.68NAVD881OUSGSSA
1983-06-2115:40 UTCm720198.24  1OUSGSSA
1983-08-22 D62610 22.23NGVD291OUSGSSA
1983-08-22 D62611 21.15NAVD881OUSGSSA
1983-08-22 D720199.77  1OUSGSSA
1984-04-3019:52 UTCm62610 22.51NGVD291OUSGSSA
1984-04-3019:52 UTCm62611 21.43NAVD881OUSGSSA
1984-04-3019:52 UTCm720199.49  1OUSGSSA
1986-06-1714:48 UTCm62610 20.22NGVD291OUSGSSA
1986-06-1714:48 UTCm62611 19.14NAVD881OUSGSSA
1986-06-1714:48 UTCm7201911.78  1OUSGSSA
1990-03-2920:45 UTCm62610 22.63NGVD294OUSGSSA
1990-03-2920:45 UTCm62611 21.55NAVD884OUSGSSA
1990-03-2920:45 UTCm720199.37  4OUSGSSA
1991-03-2018:19 UTCm62610 22.53NGVD294OUSGSSA
1991-03-2018:19 UTCm62611 21.45NAVD884OUSGSSA
1991-03-2018:19 UTCm720199.47  4OUSGSSA
1991-11-0615:44 UTCm62610 19.77NGVD291OUSGSSA
1991-11-0615:44 UTCm62611 18.69NAVD881OUSGSSA
1991-11-0615:44 UTCm7201912.23  1OUSGSSA
1992-03-1815:04 UTCm62610 19.74NGVD294OUSGSSA
1992-03-1815:04 UTCm62611 18.66NAVD884OUSGSSA
1992-03-1815:04 UTCm7201912.26  4OUSGSSA
1992-05-2913:00 UTCm62610 19.70NGVD294OUSGSSA
1992-05-2913:00 UTCm62611 18.62NAVD884OUSGSSA
1992-05-2913:00 UTCm7201912.30  4OUSGSSA
1993-03-2617:12 UTCm62610 22.81NGVD294OUSGSSA
1993-03-2617:12 UTCm62611 21.73NAVD884OUSGSSA
1993-03-2617:12 UTCm720199.19  4OUSGSSA
1993-06-2318:43 UTCm62610 21.25NGVD294OUSGSSA
1993-06-2318:43 UTCm62611 20.17NAVD884OUSGSSA
1993-06-2318:43 UTCm7201910.75  4OUSGSSA
1993-12-1719:07 UTCm62610 20.08NGVD294OUSGSSA
1993-12-1719:07 UTCm62611 19.00NAVD884OUSGSSA
1993-12-1719:07 UTCm7201911.92  4OUSGSSA
1994-04-0815:30 UTCm62610 23.11NGVD294OUSGSSA
1994-04-0815:30 UTCm62611 22.03NAVD884OUSGSSA
1994-04-0815:30 UTCm720198.89  4OUSGSSA
1994-06-0816:17 UTCm62610 22.63NGVD294OUSGSSA
1994-06-0816:17 UTCm62611 21.55NAVD884OUSGSSA
1994-06-0816:17 UTCm720199.37  4OUSGSSA
1994-12-2218:49 UTCm62610 20.04NGVD294OUSGSSA
1994-12-2218:49 UTCm62611 18.96NAVD884OUSGSSA
1994-12-2218:49 UTCm7201911.96  4OUSGSSA
1995-03-1616:31 UTCm62610 20.61NGVD294OUSGSSA
1995-03-1616:31 UTCm62611 19.53NAVD884OUSGSSA
1995-03-1616:31 UTCm7201911.39  4OUSGSSA
1995-06-1316:24 UTCm62610 20.03NGVD294OUSGSSA
1995-06-1316:24 UTCm62611 18.95NAVD884OUSGSSA
1995-06-1316:24 UTCm7201911.97  4OUSGSSA
1995-12-0716:42 UTCm62610 19.31NGVD294OUSGSSA
1995-12-0716:42 UTCm62611 18.23NAVD884OUSGSSA
1995-12-0716:42 UTCm7201912.69  4OUSGSSA
1996-03-1916:25 UTCm62610 21.16NGVD294OUSGSSA
1996-03-1916:25 UTCm62611 20.08NAVD884OUSGSSA
1996-03-1916:25 UTCm7201910.84  4OUSGSSA
1996-05-1615:40 UTCm62610 22.37NGVD294OUSGSSA
1996-05-1615:40 UTCm62611 21.29NAVD884OUSGSSA
1996-05-1615:40 UTCm720199.63  4OUSGSSA
1996-09-1015:15 UTCm62610 20.17NGVD294OUSGSSA
1996-09-1015:15 UTCm62611 19.09NAVD884OUSGSSA
1996-09-1015:15 UTCm7201911.83  4OUSGSSA
1996-12-1217:00 UTCm62610 22.23NGVD294OUSGSSA
1996-12-1217:00 UTCm62611 21.15NAVD884OUSGSSA
1996-12-1217:00 UTCm720199.77  4OUSGSSA
1997-03-1118:14 UTCm62610 22.58NGVD294OUSGSSA
1997-03-1118:14 UTCm62611 21.50NAVD884OUSGSSA
1997-03-1118:14 UTCm720199.42  4OUSGSSA
1997-05-2217:32 UTCm62610 22.60NGVD294OUSGSSA
1997-05-2217:32 UTCm62611 21.52NAVD884OUSGSSA
1997-05-2217:32 UTCm720199.40  4OUSGSSA
1997-07-2320:31 UTCm62610 20.81NGVD294OUSGSSA
1997-07-2320:31 UTCm62611 19.73NAVD884OUSGSSA
1997-07-2320:31 UTCm7201911.19  4OUSGSSA
1997-08-2120:01 UTCm62610 20.63NGVD294OUSGSSA
1997-08-2120:01 UTCm62611 19.55NAVD884OUSGSSA
1997-08-2120:01 UTCm7201911.37  4OUSGSSA
1997-09-1718:44 UTCm62610 20.20NGVD294OUSGSSA
1997-09-1718:44 UTCm62611 19.12NAVD884OUSGSSA
1997-09-1718:44 UTCm7201911.80  4OUSGSSA
1998-03-3016:53 UTCm62610 23.35NGVD291SUSGSSA
1998-03-3016:53 UTCm62611 22.27NAVD881SUSGSSA
1998-03-3016:53 UTCm720198.65  1SUSGSSA
2013-07-1718:04 UTCm62610 21.36NGVD291TUSGSSA
2013-07-1718:04 UTCm62611 20.28NAVD881TUSGSSA
2013-07-1718:04 UTCm7201910.64  1TUSGSSA
2013-07-2922:34 UTCm62610 21.13NGVD294TUSGSSA
2013-07-2922:34 UTCm62611 20.05NAVD884TUSGSSA
2013-07-2922:34 UTCm7201910.87  4TUSGSSA
2016-05-2419:04 UTCm62610 20.33NGVD294TUSGSSA
2016-05-2419:04 UTCm62611 19.25NAVD884TUSGSSA
2016-05-2419:04 UTCm7201911.67  4TUSGSSA
2023-05-1614:47 UTCm62610 22.88NGVD291VUSGSSA
2023-05-1614:47 UTCm62611 21.80NAVD881VUSGSSA
2023-05-1614:47 UTCm720199.12  1VUSGSSA
2024-05-0821:19 UTCm62610 23.71NGVD291VUSGSSA
2024-05-0821:19 UTCm62611 22.63NAVD881VUSGSSA
2024-05-0821:19 UTCm720198.29  1VUSGSSA

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.
Method of measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-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.