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Groundwater levels for the Nation

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Agency code = usgs
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  • 404356073352901
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USGS 404356073352901 N 11605. 1

Nassau County, New York
Latitude  40°43'56", Longitude  73°35'29" NAD27
Land-surface elevation 89.0 feet above NGVD29
The depth of the well is 45 feet below land surface.
The depth of the hole is 46 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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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
1989-10-2513:35 UTCm62610 58.60NGVD291OUSGSSA
1989-10-2513:35 UTCm62611 57.43NAVD881OUSGSSA
1989-10-2513:35 UTCm7201930.40  1OUSGSSA
1989-12-06 D62610 58.90NGVD291OUSGSSA
1989-12-06 D62611 57.73NAVD881OUSGSSA
1989-12-06 D7201930.10  1OUSGSSA
1990-01-17 D62610 58.49NGVD291OUSGSSA
1990-01-17 D62611 57.32NAVD881OUSGSSA
1990-01-17 D7201930.51  1OUSGSSA
1990-02-13 D62610 58.52NGVD291OUSGSSA
1990-02-13 D62611 57.35NAVD881OUSGSSA
1990-02-13 D7201930.48  1OUSGSSA
1990-03-26 D62610 58.30NGVD291OUSGSSA
1990-03-26 D62611 57.13NAVD881OUSGSSA
1990-03-26 D7201930.70  1OUSGSSA
1990-06-18 D62610 59.48NGVD291OUSGSSA
1990-06-18 D62611 58.31NAVD881OUSGSSA
1990-06-18 D7201929.52  1OUSGSSA
1990-08-15 D62610 58.86NGVD291OUSGSSA
1990-08-15 D62611 57.69NAVD881OUSGSSA
1990-08-15 D7201930.14  1OUSGSSA
1990-10-29 D62610 59.20NGVD291OUSGSSA
1990-10-29 D62611 58.03NAVD881OUSGSSA
1990-10-29 D7201929.80  1OUSGSSA
1990-12-11 D62610 58.95NGVD291OUSGSSA
1990-12-11 D62611 57.78NAVD881OUSGSSA
1990-12-11 D7201930.05  1OUSGSSA
1991-01-11 D62610 58.73NGVD291OUSGSSA
1991-01-11 D62611 57.56NAVD881OUSGSSA
1991-01-11 D7201930.27  1OUSGSSA
1991-02-2118:20 UTCm62610 59.22NGVD291OUSGSSA
1991-02-2118:20 UTCm62611 58.05NAVD881OUSGSSA
1991-02-2118:20 UTCm7201929.78  1OUSGSSA
1991-03-2219:40 UTCm62610 59.31NGVD291OUSGSSA
1991-03-2219:40 UTCm62611 58.14NAVD881OUSGSSA
1991-03-2219:40 UTCm7201929.69  1OUSGSSA
1991-04-2612:43 UTCm62610 59.52NGVD291OUSGSSA
1991-04-2612:43 UTCm62611 58.35NAVD881OUSGSSA
1991-04-2612:43 UTCm7201929.48  1OUSGSSA
1991-05-2119:10 UTCm62610 59.50NGVD291OUSGSSA
1991-05-2119:10 UTCm62611 58.33NAVD881OUSGSSA
1991-05-2119:10 UTCm7201929.50  1OUSGSSA
1991-06-2517:35 UTCm62610 58.69NGVD291OUSGSSA
1991-06-2517:35 UTCm62611 57.52NAVD881OUSGSSA
1991-06-2517:35 UTCm7201930.31  1OUSGSSA
1991-08-0213:11 UTCm62610 57.74NGVD291OUSGSSA
1991-08-0213:11 UTCm62611 56.57NAVD881OUSGSSA
1991-08-0213:11 UTCm7201931.26  1OUSGSSA
1991-09-0419:10 UTCm62610 57.73NGVD291OUSGSSA
1991-09-0419:10 UTCm62611 56.56NAVD881OUSGSSA
1991-09-0419:10 UTCm7201931.27  1OUSGSSA
1991-10-2218:40 UTCm62610 57.39NGVD291OUSGSSA
1991-10-2218:40 UTCm62611 56.22NAVD881OUSGSSA
1991-10-2218:40 UTCm7201931.61  1OUSGSSA
1991-11-2119:00 UTCm62610 57.03NGVD291OUSGSSA
1991-11-2119:00 UTCm62611 55.86NAVD881OUSGSSA
1991-11-2119:00 UTCm7201931.97  1OUSGSSA
1992-01-0215:00 UTCm62610 56.83NGVD291OUSGSSA
1992-01-0215:00 UTCm62611 55.66NAVD881OUSGSSA
1992-01-0215:00 UTCm7201932.17  1OUSGSSA
1992-02-0416:30 UTCm62610 56.63NGVD291OUSGSSA
1992-02-0416:30 UTCm62611 55.46NAVD881OUSGSSA
1992-02-0416:30 UTCm7201932.37  1OUSGSSA
1992-03-1820:40 UTCm62610 56.44NGVD291OUSGSSA
1992-03-1820:40 UTCm62611 55.27NAVD881OUSGSSA
1992-03-1820:40 UTCm7201932.56  1OUSGSSA
1992-05-1115:20 UTCm62610 56.18NGVD291OUSGSSA
1992-05-1115:20 UTCm62611 55.01NAVD881OUSGSSA
1992-05-1115:20 UTCm7201932.82  1OUSGSSA
1992-06-3015:20 UTCm62610 55.56NGVD291OUSGSSA
1992-06-3015:20 UTCm62611 54.39NAVD881OUSGSSA
1992-06-3015:20 UTCm7201933.44  1OUSGSSA
1993-01-0815:55 UTCm62610 56.06NGVD291OUSGSSA
1993-01-0815:55 UTCm62611 54.89NAVD881OUSGSSA
1993-01-0815:55 UTCm7201932.94  1OUSGSSA
1993-03-2619:30 UTCm62610 56.52NGVD291OUSGSSA
1993-03-2619:30 UTCm62611 55.35NAVD881OUSGSSA
1993-03-2619:30 UTCm7201932.48  1OUSGSSA
1993-03-3116:40 UTCm62610 56.79NGVD291OUSGSSA
1993-03-3116:40 UTCm62611 55.62NAVD881OUSGSSA
1993-03-3116:40 UTCm7201932.21  1OUSGSSA
1993-05-1818:00 UTCm62610 57.12NGVD291OUSGSSA
1993-05-1818:00 UTCm62611 55.95NAVD881OUSGSSA
1993-05-1818:00 UTCm7201931.88  1OUSGSSA
1993-07-0116:00 UTCm62610 55.99NGVD291OUSGSSA
1993-07-0116:00 UTCm62611 54.82NAVD881OUSGSSA
1993-07-0116:00 UTCm7201933.01  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.