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Groundwater levels for New York

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USGS 405153073420601 N 8994. 1

Nassau County, New York
Latitude  40°51'52", Longitude  73°42'06" NAD27
Land-surface elevation 21.0 feet above NGVD29
The depth of the well is 308 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 Port Washington Aquifer (112PGQF) local aquifer.
Output formats
Table of 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
1981-12-0115:30 UTCm62610 5.11NGVD291OUSGSSA
1981-12-0115:30 UTCm62611 4.02NAVD881OUSGSSA
1981-12-0115:30 UTCm7201915.89  1OUSGSSA
1982-01-0814:51 UTCm62610 7.27NGVD291OUSGSSA
1982-01-0814:51 UTCm62611 6.18NAVD881OUSGSSA
1982-01-0814:51 UTCm7201913.73  1OUSGSSA
1983-01-1416:10 UTCm62610 5.50NGVD294OUSGSSA
1983-01-1416:10 UTCm62611 4.41NAVD884OUSGSSA
1983-01-1416:10 UTCm7201915.50  4OUSGSSA
1984-01-0415:30 UTCm62610 7.00NGVD294OUSGSSA
1984-01-0415:30 UTCm62611 5.91NAVD884OUSGSSA
1984-01-0415:30 UTCm7201914.00  4OUSGSSA
1985-01-0816:35 UTCm62610 7.12NGVD294OUSGSSA
1985-01-0816:35 UTCm62611 6.03NAVD884OUSGSSA
1985-01-0816:35 UTCm7201913.88  4OUSGSSA
1986-01-2717:05 UTCm62610 6.19NGVD294OUSGSSA
1986-01-2717:05 UTCm62611 5.10NAVD884OUSGSSA
1986-01-2717:05 UTCm7201914.81  4OUSGSSA
1988-02-1616:00 UTCm62610 6.89NGVD294OUSGSSA
1988-02-1616:00 UTCm62611 5.80NAVD884OUSGSSA
1988-02-1616:00 UTCm7201914.11  4OUSGSSA
1988-12-2718:05 UTCm62610 5.66NGVD294OUSGSSA
1988-12-2718:05 UTCm62611 4.57NAVD884OUSGSSA
1988-12-2718:05 UTCm7201915.34  4OUSGSSA
1990-03-2917:50 UTCm62610 6.66NGVD294OUSGSSA
1990-03-2917:50 UTCm62611 5.57NAVD884OUSGSSA
1990-03-2917:50 UTCm7201914.34  4OUSGSSA
1991-03-2018:27 UTCm62610 7.24NGVD294OUSGSSA
1991-03-2018:27 UTCm62611 6.15NAVD884OUSGSSA
1991-03-2018:27 UTCm7201913.76  4OUSGSSA
1991-11-0414:39 UTCm62610 6.05NGVD291OUSGSSA
1991-11-0414:39 UTCm62611 4.96NAVD881OUSGSSA
1991-11-0414:39 UTCm7201914.95  1OUSGSSA
1992-03-1613:27 UTCm62610 6.01NGVD294OUSGSSA
1992-03-1613:27 UTCm62611 4.92NAVD884OUSGSSA
1992-03-1613:27 UTCm7201914.99  4OUSGSSA
1992-05-2813:33 UTCm62610 3.58NGVD294OUSGSSA
1992-05-2813:33 UTCm62611 2.49NAVD884OUSGSSA
1992-05-2813:33 UTCm7201917.42  4OUSGSSA
1992-12-0916:20 UTCm62610 5.92NGVD294OUSGSSA
1992-12-0916:20 UTCm62611 4.83NAVD884OUSGSSA
1992-12-0916:20 UTCm7201915.08  4OUSGSSA
1993-03-2618:01 UTCm62610 6.55NGVD294OUSGSSA
1993-03-2618:01 UTCm62611 5.46NAVD884OUSGSSA
1993-03-2618:01 UTCm7201914.45  4OUSGSSA
1993-06-2420:23 UTCm62610 -0.04NGVD294OUSGSSA
1993-06-2420:23 UTCm62611 -1.13NAVD884OUSGSSA
1993-06-2420:23 UTCm7201921.04  4OUSGSSA
1993-10-0518:33 UTCm62610 5.44NGVD294OUSGSSA
1993-10-0518:33 UTCm62611 4.35NAVD884OUSGSSA
1993-10-0518:33 UTCm7201915.56  4OUSGSSA

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
Status4Groundwater level affected by tide
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.