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Groundwater levels for the Nation

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USGS 403926073381601 N 1439. 2

Nassau County, New York
Latitude  40°39'25", Longitude  73°38'17" NAD27
Land-surface elevation 27.0 feet above NGVD29
The depth of the well is 29 feet below land surface.
The depth of the hole is 29 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
1984-01-0613:30 UTCm62610 12.92NGVD291OUSGSSA
1984-01-0613:30 UTCm62611 11.79NAVD881OUSGSSA
1984-01-0613:30 UTCm7201914.08  1OUSGSSA
1984-01-0613:35 UTCm62610 12.92NGVD291OUSGSSA
1984-01-0613:35 UTCm62611 11.79NAVD881OUSGSSA
1984-01-0613:35 UTCm7201914.08  1OUSGSSA
1984-01-3018:15 UTCm62610 12.66NGVD291OUSGSSA
1984-01-3018:15 UTCm62611 11.53NAVD881OUSGSSA
1984-01-3018:15 UTCm7201914.34  1OUSGSSA
1984-03-0317:10 UTCm62610 14.69NGVD291OUSGSSA
1984-03-0317:10 UTCm62611 13.56NAVD881OUSGSSA
1984-03-0317:10 UTCm7201912.31  1OUSGSSA
1984-03-0720:00 UTCm62610 13.07NGVD291OUSGSSA
1984-03-0720:00 UTCm62611 11.94NAVD881OUSGSSA
1984-03-0720:00 UTCm7201913.93  1OUSGSSA
1984-05-0317:10 UTCm62610 14.69NGVD291OUSGSSA
1984-05-0317:10 UTCm62611 13.56NAVD881OUSGSSA
1984-05-0317:10 UTCm7201912.31  1OUSGSSA
1984-06-0823:30 UTCm62610 15.18NGVD291OUSGSSA
1984-06-0823:30 UTCm62611 14.05NAVD881OUSGSSA
1984-06-0823:30 UTCm7201911.82  1OUSGSSA
1984-06-2915:30 UTCm62610 14.72NGVD291OUSGSSA
1984-06-2915:30 UTCm62611 13.59NAVD881OUSGSSA
1984-06-2915:30 UTCm7201912.28  1OUSGSSA
1984-07-3116:15 UTCm62610 14.98NGVD291OUSGSSA
1984-07-3116:15 UTCm62611 13.85NAVD881OUSGSSA
1984-07-3116:15 UTCm7201912.02  1OUSGSSA
1984-08-2714:35 UTCm62610 14.13NGVD291OUSGSSA
1984-08-2714:35 UTCm62611 13.00NAVD881OUSGSSA
1984-08-2714:35 UTCm7201912.87  1OUSGSSA
1984-09-2414:15 UTCm62610 13.35NGVD291OUSGSSA
1984-09-2414:15 UTCm62611 12.22NAVD881OUSGSSA
1984-09-2414:15 UTCm7201913.65  1OUSGSSA
1984-10-2414:45 UTCm62610 12.48NGVD291OUSGSSA
1984-10-2414:45 UTCm62611 11.35NAVD881OUSGSSA
1984-10-2414:45 UTCm7201914.52  1OUSGSSA
1984-11-2612:40 UTCm62610 11.99NGVD291OUSGSSA
1984-11-2612:40 UTCm62611 10.86NAVD881OUSGSSA
1984-11-2612:40 UTCm7201915.01  1OUSGSSA
1984-12-2415:50 UTCm62610 11.59NGVD291OUSGSSA
1984-12-2415:50 UTCm62611 10.46NAVD881OUSGSSA
1984-12-2415:50 UTCm7201915.41  1OUSGSSA
1985-01-2517:07 UTCm62610 11.26NGVD291OUSGSSA
1985-01-2517:07 UTCm62611 10.13NAVD881OUSGSSA
1985-01-2517:07 UTCm7201915.74  1OUSGSSA
1985-03-2515:30 UTCm62610 10.88NGVD291OUSGSSA
1985-03-2515:30 UTCm62611 9.75NAVD881OUSGSSA
1985-03-2515:30 UTCm7201916.12  1OUSGSSA
1985-05-0516:21 UTCm62610 10.86NGVD291OUSGSSA
1985-05-0516:21 UTCm62611 9.73NAVD881OUSGSSA
1985-05-0516:21 UTCm7201916.14  1OUSGSSA
1985-05-2317:14 UTCm62610 10.69NGVD291OUSGSSA
1985-05-2317:14 UTCm62611 9.56NAVD881OUSGSSA
1985-05-2317:14 UTCm7201916.31  1OUSGSSA
1985-07-0517:49 UTCm62610 10.74NGVD291OUSGSSA
1985-07-0517:49 UTCm62611 9.61NAVD881OUSGSSA
1985-07-0517:49 UTCm7201916.26  1OUSGSSA
1985-07-2313:26 UTCm62610 10.54NGVD291OUSGSSA
1985-07-2313:26 UTCm62611 9.41NAVD881OUSGSSA
1985-07-2313:26 UTCm7201916.46  1OUSGSSA
1985-08-2913:11 UTCm62610 10.26NGVD291OUSGSSA
1985-08-2913:11 UTCm62611 9.13NAVD881OUSGSSA
1985-08-2913:11 UTCm7201916.74  1OUSGSSA
1985-09-3013:00 UTCm62610 9.66NGVD291OUSGSSA
1985-09-3013:00 UTCm62611 8.53NAVD881OUSGSSA
1985-09-3013:00 UTCm7201917.34  1OUSGSSA
1985-10-1815:20 UTCm62610 9.51NGVD291OUSGSSA
1985-10-1815:20 UTCm62611 8.38NAVD881OUSGSSA
1985-10-1815:20 UTCm7201917.49  1OUSGSSA
1988-06-0620:00 UTCm62610 10.62NGVD291OUSGSSA
1988-06-0620:00 UTCm62611 9.49NAVD881OUSGSSA
1988-06-0620:00 UTCm7201916.38  1OUSGSSA
1989-02-0818:55 UTCm62610 9.85NGVD291OUSGSSA
1989-02-0818:55 UTCm62611 8.72NAVD881OUSGSSA
1989-02-0818:55 UTCm7201917.15  1OUSGSSA
1990-03-26 D62610 12.40NGVD291OUSGSSA
1990-03-26 D62611 11.27NAVD881OUSGSSA
1990-03-26 D7201914.60  1OUSGSSA
1991-03-2014:43 UTCm62610 12.75NGVD291OUSGSSA
1991-03-2014:43 UTCm62611 11.62NAVD881OUSGSSA
1991-03-2014:43 UTCm7201914.25  1OUSGSSA
1992-03-1614:05 UTCm62610 10.07NGVD291OUSGSSA
1992-03-1614:05 UTCm62611 8.94NAVD881OUSGSSA
1992-03-1614:05 UTCm7201916.93  1OUSGSSA
1993-03-2314:55 UTCm62610 12.16NGVD291OUSGSSA
1993-03-2314:55 UTCm62611 11.03NAVD881OUSGSSA
1993-03-2314:55 UTCm7201914.84  1OUSGSSA
1994-03-3019:11 UTCm62610 11.96NGVD291OUSGSSA
1994-03-3019:11 UTCm62611 10.83NAVD881OUSGSSA
1994-03-3019:11 UTCm7201915.04  1OUSGSSA
1995-03-1314:58 UTCm62610 11.17NGVD291OUSGSSA
1995-03-1314:58 UTCm62611 10.04NAVD881OUSGSSA
1995-03-1314:58 UTCm7201915.83  1OUSGSSA

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