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Groundwater levels for the Nation

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Agency code = usgs
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  • 404002073393901
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USGS 404002073393901 N 9472. 1

Nassau County, New York
Latitude  40°40'02", Longitude  73°39'39" NAD27
Land-surface elevation 26.0 feet above NGVD29
The depth of the well is 36 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
Graph of data
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
1978-10-25 D62610 9.55NGVD291OUSGSSA
1978-10-25 D62611 8.43NAVD881OUSGSSA
1978-10-25 D7201916.45  1OUSGSSA
1978-11-22 D62610 9.48NGVD291OUSGSSA
1978-11-22 D62611 8.36NAVD881OUSGSSA
1978-11-22 D7201916.52  1OUSGSSA
1978-12-17 D62610 9.75NGVD291OUSGSSA
1978-12-17 D62611 8.63NAVD881OUSGSSA
1978-12-17 D7201916.25  1OUSGSSA
1978-12-28 D62610 10.03NGVD291OUSGSSA
1978-12-28 D62611 8.91NAVD881OUSGSSA
1978-12-28 D7201915.97  1OUSGSSA
1979-03-01 D62610 11.28NGVD291OUSGSSA
1979-03-01 D62611 10.16NAVD881OUSGSSA
1979-03-01 D7201914.72  1OUSGSSA
1979-03-22 D62610 11.14NGVD291OUSGSSA
1979-03-22 D62611 10.02NAVD881OUSGSSA
1979-03-22 D7201914.86  1OUSGSSA
1979-04-20 D62610 10.71NGVD291OUSGSSA
1979-04-20 D62611 9.59NAVD881OUSGSSA
1979-04-20 D7201915.29  1OUSGSSA
1979-06-04 D62610 11.21NGVD291OUSGSSA
1979-06-04 D62611 10.09NAVD881OUSGSSA
1979-06-04 D7201914.79  1OUSGSSA
1979-09-10 D62610 10.29NGVD291OUSGSSA
1979-09-10 D62611 9.17NAVD881OUSGSSA
1979-09-10 D7201915.71  1OUSGSSA
1979-12-05 D62610 10.21NGVD291OUSGSSA
1979-12-05 D62611 9.09NAVD881OUSGSSA
1979-12-05 D7201915.79  1OUSGSSA
1980-03-18 D62610 10.17NGVD291OUSGSSA
1980-03-18 D62611 9.05NAVD881OUSGSSA
1980-03-18 D7201915.83  1OUSGSSA
1980-05-28 D62610 10.80NGVD291OUSGSSA
1980-05-28 D62611 9.68NAVD881OUSGSSA
1980-05-28 D7201915.20  1OUSGSSA
1980-09-02 D62610 9.35NGVD291OUSGSSA
1980-09-02 D62611 8.23NAVD881OUSGSSA
1980-09-02 D7201916.65  1OUSGSSA
1980-12-16 D62610 9.63NGVD291OUSGSSA
1980-12-16 D62611 8.51NAVD881OUSGSSA
1980-12-16 D7201916.37  1OUSGSSA
1981-03-03 D62610 9.85NGVD291OUSGSSA
1981-03-03 D62611 8.73NAVD881OUSGSSA
1981-03-03 D7201916.15  1OUSGSSA
1981-06-0314:05 UTCm62610 9.53NGVD291OUSGSSA
1981-06-0314:05 UTCm62611 8.41NAVD881OUSGSSA
1981-06-0314:05 UTCm7201916.47  1OUSGSSA
1981-12-0815:04 UTCm62610 10.03NGVD291OUSGSSA
1981-12-0815:04 UTCm62611 8.91NAVD881OUSGSSA
1981-12-0815:04 UTCm7201915.97  1OUSGSSA
1982-03-1714:25 UTCm62610 9.80NGVD291OUSGSSA
1982-03-1714:25 UTCm62611 8.68NAVD881OUSGSSA
1982-03-1714:25 UTCm7201916.20  1OUSGSSA
1982-06-2814:35 UTCm62610 10.38NGVD291OUSGSSA
1982-06-2814:35 UTCm62611 9.26NAVD881OUSGSSA
1982-06-2814:35 UTCm7201915.62  1OUSGSSA
1982-08-3114:10 UTCm62610 9.73NGVD291OUSGSSA
1982-08-3114:10 UTCm62611 8.61NAVD881OUSGSSA
1982-08-3114:10 UTCm7201916.27  1OUSGSSA
1982-12-2014:45 UTCm62610 9.26NGVD291OUSGSSA
1982-12-2014:45 UTCm62611 8.14NAVD881OUSGSSA
1982-12-2014:45 UTCm7201916.74  1OUSGSSA
1983-04-0514:22 UTCm62610 10.45NGVD291OUSGSSA
1983-04-0514:22 UTCm62611 9.33NAVD881OUSGSSA
1983-04-0514:22 UTCm7201915.55  1OUSGSSA
1990-03-2615:34 UTCm62610 10.21NGVD291OUSGSSA
1990-03-2615:34 UTCm62611 9.09NAVD881OUSGSSA
1990-03-2615:34 UTCm7201915.79  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.