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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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  • 405001073372301
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USGS 405001073372301 N 10245. 1

Nassau County, New York
Latitude  40°50'01.3", Longitude  73°37'22.1" NAD83
Land-surface elevation 96.0 feet above NGVD29
The depth of the well is 104 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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Water-level
date-time
accuracy
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Parameter
code
Water
level,
feet
below
land
surface
Water
level,
feet
above
specific
vertical
datum
Referenced
vertical
datum
?
 
Status
?
 
Method of
measurement
?
 
Measuring
agency
?
 
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measurement
?
 
Water-level
approval
status
1990-03-2817:57 UTCm62610 48.62NGVD294OUSGSSA
1990-03-2817:57 UTCm62611 47.54NAVD884OUSGSSA
1990-03-2817:57 UTCm7201947.38  4OUSGSSA
1991-03-2120:04 UTCm62610 49.09NGVD294OUSGSSA
1991-03-2120:04 UTCm62611 48.01NAVD884OUSGSSA
1991-03-2120:04 UTCm7201946.91  4OUSGSSA
1991-11-0616:48 UTCm62610 47.91NGVD291OUSGSSA
1991-11-0616:48 UTCm62611 46.83NAVD881OUSGSSA
1991-11-0616:48 UTCm7201948.09  1OUSGSSA
1992-03-1816:55 UTCm62610 47.34NGVD294OUSGSSA
1992-03-1816:55 UTCm62611 46.26NAVD884OUSGSSA
1992-03-1816:55 UTCm7201948.66  4OUSGSSA
1992-05-2914:17 UTCm62610 46.52NGVD294OUSGSSA
1992-05-2914:17 UTCm62611 45.44NAVD884OUSGSSA
1992-05-2914:17 UTCm7201949.48  4OUSGSSA
1992-12-0714:57 UTCm62610 45.39NGVD294OUSGSSA
1992-12-0714:57 UTCm62611 44.31NAVD884OUSGSSA
1992-12-0714:57 UTCm7201950.61  4OUSGSSA
1993-06-2219:15 UTCm62610 44.93NGVD294OUSGSSA
1993-06-2219:15 UTCm62611 43.85NAVD884OUSGSSA
1993-06-2219:15 UTCm7201951.07  4OUSGSSA
1994-03-3019:12 UTCm62610 45.56NGVD294OUSGSSA
1994-03-3019:12 UTCm62611 44.48NAVD884OUSGSSA
1994-03-3019:12 UTCm7201950.44  4OUSGSSA
1994-06-0918:06 UTCm62610 46.52NGVD294OUSGSSA
1994-06-0918:06 UTCm62611 45.44NAVD884OUSGSSA
1994-06-0918:06 UTCm7201949.48  4OUSGSSA
1994-12-2017:15 UTCm62610 42.70NGVD294OUSGSSA
1994-12-2017:15 UTCm62611 41.62NAVD884OUSGSSA
1994-12-2017:15 UTCm7201953.30  4OUSGSSA
1995-03-1515:55 UTCm62610 44.59NGVD294OUSGSSA
1995-03-1515:55 UTCm62611 43.51NAVD884OUSGSSA
1995-03-1515:55 UTCm7201951.41  4OUSGSSA
1995-06-1519:31 UTCm62610 43.50NGVD294OUSGSSA
1995-06-1519:31 UTCm62611 42.42NAVD884OUSGSSA
1995-06-1519:31 UTCm7201952.50  4OUSGSSA
1995-12-0617:34 UTCm62610 42.41NGVD294OUSGSSA
1995-12-0617:34 UTCm62611 41.33NAVD884OUSGSSA
1995-12-0617:34 UTCm7201953.59  4OUSGSSA
1996-03-1918:20 UTCm62610 43.59NGVD294OUSGSSA
1996-03-1918:20 UTCm62611 42.51NAVD884OUSGSSA
1996-03-1918:20 UTCm7201952.41  4OUSGSSA
1996-05-1717:50 UTCm62610 43.77NGVD294OUSGSSA
1996-05-1717:50 UTCm62611 42.69NAVD884OUSGSSA
1996-05-1717:50 UTCm7201952.23  4OUSGSSA
1996-09-1216:17 UTCm62610 43.54NGVD294OUSGSSA
1996-09-1216:17 UTCm62611 42.46NAVD884OUSGSSA
1996-09-1216:17 UTCm7201952.46  4OUSGSSA
1996-12-1218:45 UTCm62610 45.16NGVD294OUSGSSA
1996-12-1218:45 UTCm62611 44.08NAVD884OUSGSSA
1996-12-1218:45 UTCm7201950.84  4OUSGSSA
1997-03-1220:25 UTCm62610 46.17NGVD294OUSGSSA
1997-03-1220:25 UTCm62611 45.09NAVD884OUSGSSA
1997-03-1220:25 UTCm7201949.83  4OUSGSSA
1997-05-2217:32 UTCm62610 46.23NGVD294OUSGSSA
1997-05-2217:32 UTCm62611 45.15NAVD884OUSGSSA
1997-05-2217:32 UTCm7201949.77  4OUSGSSA
1997-07-2217:24 UTCm62610 44.92NGVD291OUSGSSA
1997-07-2217:24 UTCm62611 43.84NAVD881OUSGSSA
1997-07-2217:24 UTCm7201951.08  1OUSGSSA
1997-08-2015:36 UTCm62610 44.85NGVD291OUSGSSA
1997-08-2015:36 UTCm62611 43.77NAVD881OUSGSSA
1997-08-2015:36 UTCm7201951.15  1OUSGSSA
1997-09-1615:35 UTCm62610 44.47NGVD291OUSGSSA
1997-09-1615:35 UTCm62611 43.39NAVD881OUSGSSA
1997-09-1615:35 UTCm7201951.53  1OUSGSSA
1998-03-2613:58 UTCm62610 45.32NGVD291SUSGSSA
1998-03-2613:58 UTCm62611 44.24NAVD881SUSGSSA
1998-03-2613:58 UTCm7201950.68  1SUSGSSA
2006-03-2218:02 UTCm62610 48.58NGVD291SUSGSSA
2006-03-2218:02 UTCm62611 47.50NAVD881SUSGSSA
2006-03-2218:02 UTCm7201947.42  1SUSGSSA
2007-03-2812:12 UTCm62610 48.44NGVD291SUSGSSA
2007-03-2812:12 UTCm62611 47.36NAVD881SUSGSSA
2007-03-2812:12 UTCm7201947.56  1SUSGSSA
2008-05-0215:19 UTCm62610 49.14NGVD291SUSGSSA
2008-05-0215:19 UTCm62611 48.06NAVD881SUSGSSA
2008-05-0215:19 UTCm7201946.86  1SUSGSSA
2008-10-2114:33 UTCm62610 48.54NGVD291S  A
2008-10-2114:33 UTCm62611 47.46NAVD881S  A
2008-10-2114:33 UTCm7201947.46  1S  A
2008-12-0115:21 UTCm62610 48.53NGVD291S  A
2008-12-0115:21 UTCm62611 47.45NAVD881S  A
2008-12-0115:21 UTCm7201947.47  1S  A
2009-04-2414:31 UTCm62610 48.52NGVD291SUSGSSA
2009-04-2414:31 UTCm62611 47.44NAVD881SUSGSSA
2009-04-2414:31 UTCm7201947.48  1SUSGSSA
2010-04-2216:45 UTCm62610 52.49NGVD291SUSGSSA
2010-04-2216:45 UTCm62611 51.41NAVD881SUSGSSA
2010-04-2216:45 UTCm7201943.51  1SUSGSSA
2013-04-1819:47 UTCm62610 51.12NGVD291SUSGSSA
2013-04-1819:47 UTCm62611 50.04NAVD881SUSGSSA
2013-04-1819:47 UTCm7201944.88  1SUSGSSA
2014-04-1716:50 UTCm62610 48.98NGVD291SUSGSSA
2014-04-1716:50 UTCm62611 47.90NAVD881SUSGSSA
2014-04-1716:50 UTCm7201947.02  1SUSGSSA
2015-04-2214:25 UTCm62610 48.01NGVD291SUSGSSA
2015-04-2214:25 UTCm62611 46.93NAVD881SUSGSSA
2015-04-2214:25 UTCm7201947.99  1SUSGSSA
2016-04-2215:25 UTCm62610 47.44NGVD291TUSGSSA
2016-04-2215:25 UTCm62611 46.36NAVD881TUSGSSA
2016-04-2215:25 UTCm7201948.56  1TUSGSSA
2017-04-1917:50 UTCm62610 44.24NGVD291TUSGSSA
2017-04-1917:50 UTCm62611 43.16NAVD881TUSGSSA
2017-04-1917:50 UTCm7201951.76  1TUSGSSA
2019-04-1814:19 UTCm62610 47.10NGVD291VUSGSSA
2019-04-1814:19 UTCm62611 46.02NAVD881VUSGSSA
2019-04-1814:19 UTCm7201948.90  1VUSGSSA
2020-10-2117:55 UTCm62610 46.20NGVD291VUSGSSA
2020-10-2117:55 UTCm62611 45.12NAVD881VUSGSSA
2020-10-2117:55 UTCm7201949.80  1VUSGSSA
2021-04-1917:47 UTCm62610 48.39NGVD291VUSGSSA
2021-04-1917:47 UTCm62611 47.31NAVD881VUSGSSA
2021-04-1917:47 UTCm7201947.61  1VUSGSSA
2022-05-1818:35 UTCm62610 49.33NGVD291VUSGSSA
2022-05-1818:35 UTCm62611 48.25NAVD881VUSGSSA
2022-05-1818:35 UTCm7201946.67  1VUSGSSA
2023-04-2722:07 UTCm62610 47.71NGVD291VUSGSSA
2023-04-2722:07 UTCm62611 46.63NAVD881VUSGSSA
2023-04-2722:07 UTCm7201948.29  1VUSGSSA
2024-05-0822:12 UTCm62610 49.43NGVD291VUSGSSA
2024-05-0822:12 UTCm62611 48.35NAVD881VUSGSSA
2024-05-0822:12 UTCm7201946.57  1VUSGSSA

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
Status4GWTideAffected
Method of measurementOObserved.
Method of measurementSSteel-tape measurement.
Method of measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-tape measurement.
Measuring agencyNot determined
Measuring agencyUSGSU.S. Geological Survey
Source of measurementNot determined
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.