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Groundwater levels for the Nation

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USGS 405016073395409 N 9609. 2

Nassau County, New York
Latitude  40°50'16", Longitude  73°39'54" NAD27
Land-surface elevation 18.0 feet above NGVD29
The depth of the well is 148 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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Date Time
?
 
Water-level
date-time
accuracy
?
 
Parameter
code
Water
level,
feet
below
land
surface
Water
level,
feet
above
specific
vertical
datum
Referenced
vertical
datum
?
 
Status
?
 
Method of
measurement
?
 
Measuring
agency
?
 
Source of
measurement
?
 
Water-level
approval
status
1983-04-2915:40 UTCm62610 7.23NGVD291OUSGSSA
1983-04-2915:40 UTCm62611 6.14NAVD881OUSGSSA
1983-04-2915:40 UTCm7201910.77  1OUSGSSA
1992-03-17 D62610 12.06NGVD294OUSGSSA
1992-03-17 D62611 10.97NAVD884OUSGSSA
1992-03-17 D720195.94  4OUSGSSA
1992-12-1017:45 UTCm62610 5.77NGVD294OUSGSSA
1992-12-1017:45 UTCm62611 4.68NAVD884OUSGSSA
1992-12-1017:45 UTCm7201912.23  4OUSGSSA
1993-03-2618:01 UTCm62610 6.35NGVD294OUSGSSA
1993-03-2618:01 UTCm62611 5.26NAVD884OUSGSSA
1993-03-2618:01 UTCm7201911.65  4OUSGSSA
1993-06-2419:58 UTCm62610 6.64NGVD294OUSGSSA
1993-06-2419:58 UTCm62611 5.55NAVD884OUSGSSA
1993-06-2419:58 UTCm7201911.36  4OUSGSSA
1993-09-2815:15 UTCm62610 6.01NGVD291OUSGSSA
1993-09-2815:15 UTCm62611 4.92NAVD881OUSGSSA
1993-09-2815:15 UTCm7201911.99  1OUSGSSA
1993-10-0518:54 UTCm62610 5.98NGVD294OUSGSSA
1993-10-0518:54 UTCm62611 4.89NAVD884OUSGSSA
1993-10-0518:54 UTCm7201912.02  4OUSGSSA
1993-12-2916:39 UTCm62610 5.81NGVD294OUSGSSA
1993-12-2916:39 UTCm62611 4.72NAVD884OUSGSSA
1993-12-2916:39 UTCm7201912.19  4OUSGSSA
1994-03-3117:13 UTCm62610 6.79NGVD291OUSGSSA
1994-03-3117:13 UTCm62611 5.70NAVD881OUSGSSA
1994-03-3117:13 UTCm7201911.21  1OUSGSSA
1994-06-0719:28 UTCm62610 6.26NGVD291OUSGSSA
1994-06-0719:28 UTCm62611 5.17NAVD881OUSGSSA
1994-06-0719:28 UTCm7201911.74  1OUSGSSA
1994-09-1918:57 UTCm62610 5.81NGVD291OUSGSSA
1994-09-1918:57 UTCm62611 4.72NAVD881OUSGSSA
1994-09-1918:57 UTCm7201912.19  1OUSGSSA
1994-12-1513:56 UTCm62610 5.89NGVD291OUSGSSA
1994-12-1513:56 UTCm62611 4.80NAVD881OUSGSSA
1994-12-1513:56 UTCm7201912.11  1OUSGSSA
1995-03-1618:08 UTCm62610 5.56NGVD291OUSGSSA
1995-03-1618:08 UTCm62611 4.47NAVD881OUSGSSA
1995-03-1618:08 UTCm7201912.44  1OUSGSSA
1995-06-1314:05 UTCm62610 6.06NGVD291OUSGSSA
1995-06-1314:05 UTCm62611 4.97NAVD881OUSGSSA
1995-06-1314:05 UTCm7201911.94  1OUSGSSA
1995-08-2318:13 UTCm62610 5.34NGVD291OUSGSSA
1995-08-2318:13 UTCm62611 4.25NAVD881OUSGSSA
1995-08-2318:13 UTCm7201912.66  1OUSGSSA
1995-12-0519:07 UTCm62610 5.33NGVD291OUSGSSA
1995-12-0519:07 UTCm62611 4.24NAVD881OUSGSSA
1995-12-0519:07 UTCm7201912.67  1OUSGSSA
1996-03-1919:51 UTCm62610 5.82NGVD291OUSGSSA
1996-03-1919:51 UTCm62611 4.73NAVD881OUSGSSA
1996-03-1919:51 UTCm7201912.18  1OUSGSSA
1996-05-1517:41 UTCm62610 6.15NGVD291OUSGSSA
1996-05-1517:41 UTCm62611 5.06NAVD881OUSGSSA
1996-05-1517:41 UTCm7201911.85  1OUSGSSA
1996-09-1114:40 UTCm62610 6.08NGVD291OUSGSSA
1996-09-1114:40 UTCm62611 4.99NAVD881OUSGSSA
1996-09-1114:40 UTCm7201911.92  1OUSGSSA
1996-12-1120:04 UTCm62610 6.19NGVD291OUSGSSA
1996-12-1120:04 UTCm62611 5.10NAVD881OUSGSSA
1996-12-1120:04 UTCm7201911.81  1OUSGSSA
1997-03-1019:26 UTCm62610 6.50NGVD291OUSGSSA
1997-03-1019:26 UTCm62611 5.41NAVD881OUSGSSA
1997-03-1019:26 UTCm7201911.50  1OUSGSSA
2004-03-2316:58 UTCm62610 6.56NGVD291SUSGSSA
2004-03-2316:58 UTCm62611 5.47NAVD881SUSGSSA
2004-03-2316:58 UTCm7201911.44  1SUSGSSA
2005-03-2416:48 UTCm62610 6.56NGVD294SUSGSSA
2005-03-2416:48 UTCm62611 5.47NAVD884SUSGSSA
2005-03-2416:48 UTCm7201911.44  4SUSGSSA
2006-03-3017:05 UTCm62610 7.18NGVD291SUSGSSA
2006-03-3017:05 UTCm62611 6.09NAVD881SUSGSSA
2006-03-3017:05 UTCm7201910.82  1SUSGSSA
2010-04-1922:05 UTCm62610 8.47NGVD291S  A
2010-04-1922:05 UTCm62611 7.38NAVD881S  A
2010-04-1922:05 UTCm720199.53  1S  A
2013-05-1517:52 UTCm62610 7.01NGVD291S  A
2013-05-1517:52 UTCm62611 5.92NAVD881S  A
2013-05-1517:52 UTCm7201910.99  1S  A
2013-07-2315:08 UTCm62610 7.35NGVD291TUSGSSA
2013-07-2315:08 UTCm62611 6.26NAVD881TUSGSSA
2013-07-2315:08 UTCm7201910.65  1TUSGSSA
2013-07-2920:39 UTCm62610 7.11NGVD291TUSGSSA
2013-07-2920:39 UTCm62611 6.02NAVD881TUSGSSA
2013-07-2920:39 UTCm7201910.89  1TUSGSSA
2014-04-1717:46 UTCm62610 6.18NGVD294SUSGSSA
2014-04-1717:46 UTCm62611 5.09NAVD884SUSGSSA
2014-04-1717:46 UTCm7201911.82  4SUSGSSA
2016-05-2315:45 UTCm62610 6.62NGVD291TUSGSSA
2016-05-2315:45 UTCm62611 5.53NAVD881TUSGSSA
2016-05-2315:45 UTCm7201911.38  1TUSGSSA
2020-11-0417:10 UTCm62610 6.57NGVD291VUSGSSA
2020-11-0417:10 UTCm62611 5.48NAVD881VUSGSSA
2020-11-0417:10 UTCm7201911.43  1VUSGSSA
2021-04-2715:20 UTCm62610 6.68NGVD291VUSGSSA
2021-04-2715:20 UTCm62611 5.59NAVD881VUSGSSA
2021-04-2715:20 UTCm7201911.32  1VUSGSSA
2022-05-1714:30 UTCm62610 7.29NGVD291VUSGSSA
2022-05-1714:30 UTCm62611 6.20NAVD881VUSGSSA
2022-05-1714:30 UTCm7201910.71  1VUSGSSA
2023-04-1713:10 UTCm62610 6.84NGVD291VUSGSSA
2023-04-1713:10 UTCm62611 5.75NAVD881VUSGSSA
2023-04-1713:10 UTCm7201911.16  1VUSGSSA
2024-05-0314:04 UTCm62610 8.28NGVD291VUSGSSA
2024-05-0314:04 UTCm62611 7.19NAVD881VUSGSSA
2024-05-0314:04 UTCm720199.72  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
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.