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Groundwater levels for the Nation

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USGS 404325073322001 N 9925. 1

Nassau County, New York
Latitude  40°43'25", Longitude  73°32'20" NAD27
Land-surface elevation 86.6 feet above NGVD29
The depth of the well is 51 feet below land surface.
The depth of the hole is 51 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.
Output formats
Table of data
Tab-separated data
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Reselect period
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
1982-12-1017:35 UTCm62610 55.71NGVD291OUSGSSA
1982-12-1017:35 UTCm62611 54.53NAVD881OUSGSSA
1982-12-1017:35 UTCm7201930.89  1OUSGSSA
1983-04-1115:44 UTCm62610 56.34NGVD291OUSGSSA
1983-04-1115:44 UTCm62611 55.16NAVD881OUSGSSA
1983-04-1115:44 UTCm7201930.26  1OUSGSSA
1983-06-2118:34 UTCm62610 59.56NGVD291OUSGSSA
1983-06-2118:34 UTCm62611 58.38NAVD881OUSGSSA
1983-06-2118:34 UTCm7201927.04  1OUSGSSA
1983-08-22 D62610 57.70NGVD291OUSGSSA
1983-08-22 D62611 56.52NAVD881OUSGSSA
1983-08-22 D7201928.90  1OUSGSSA
1984-04-3015:12 UTCm62610 61.51NGVD291OUSGSSA
1984-04-3015:12 UTCm62611 60.33NAVD881OUSGSSA
1984-04-3015:12 UTCm7201925.09  1OUSGSSA
1986-03-20 D62610 54.02NGVD291OUSGSSA
1986-03-20 D62611 52.84NAVD881OUSGSSA
1986-03-20 D7201932.58  1OUSGSSA
1986-07-2817:25 UTCm62610 52.08NGVD291OUSGSSA
1986-07-2817:25 UTCm62611 50.90NAVD881OUSGSSA
1986-07-2817:25 UTCm7201934.52  1OUSGSSA
1987-05-2211:56 UTCm62610 54.06NGVD291OUSGSSA
1987-05-2211:56 UTCm62611 52.88NAVD881OUSGSSA
1987-05-2211:56 UTCm7201932.54  1OUSGSSA
1987-07-2819:23 UTCm62610 52.77NGVD291OUSGSSA
1987-07-2819:23 UTCm62611 51.59NAVD881OUSGSSA
1987-07-2819:23 UTCm7201933.83  1OUSGSSA
1987-09-2315:45 UTCm62610 51.94NGVD291OUSGSSA
1987-09-2315:45 UTCm62611 50.76NAVD881OUSGSSA
1987-09-2315:45 UTCm7201934.66  1OUSGSSA
1990-03-2621:24 UTCm62610 55.56NGVD291OUSGSSA
1990-03-2621:24 UTCm62611 54.38NAVD881OUSGSSA
1990-03-2621:24 UTCm7201931.04  1OUSGSSA
1990-08-17 D62610 56.35NGVD291OUSGSSA
1990-08-17 D62611 55.17NAVD881OUSGSSA
1990-08-17 D7201930.25  1OUSGSSA
1990-10-31 D62610 57.54NGVD291OUSGSSA
1990-10-31 D62611 56.36NAVD881OUSGSSA
1990-10-31 D7201929.06  1OUSGSSA
1991-06-2513:05 UTCm62610 56.38NGVD291OUSGSSA
1991-06-2513:05 UTCm62611 55.20NAVD881OUSGSSA
1991-06-2513:05 UTCm7201930.22  1OUSGSSA
1991-10-2214:25 UTCm62610 54.75NGVD291OUSGSSA
1991-10-2214:25 UTCm62611 53.57NAVD881OUSGSSA
1991-10-2214:25 UTCm7201931.85  1OUSGSSA
1992-03-1614:15 UTCm62610 53.18NGVD291OUSGSSA
1992-03-1614:15 UTCm62611 52.00NAVD881OUSGSSA
1992-03-1614:15 UTCm7201933.42  1OUSGSSA
1992-06-3018:30 UTCm62610 52.49NGVD291OUSGSSA
1992-06-3018:30 UTCm62611 51.31NAVD881OUSGSSA
1992-06-3018:30 UTCm7201934.11  1OUSGSSA
1993-03-2320:45 UTCm62610 52.89NGVD291OUSGSSA
1993-03-2320:45 UTCm62611 51.71NAVD881OUSGSSA
1993-03-2320:45 UTCm7201933.71  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.