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Groundwater levels for New York

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Agency code = usgs
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  • 404346073325801
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USGS 404346073325801 N 10156. 1

Nassau County, New York
Latitude  40°43'46", Longitude  73°32'58" NAD27
Land-surface elevation 93 feet above NAVD88
The depth of the well is 120 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
1985-03-1318:38 UTCm62610 60.42NGVD291OUSGSSA
1985-03-1318:38 UTCm62611 59.24NAVD881OUSGSSA
1985-03-1318:38 UTCm7201933.76  1OUSGSSA
1985-07-18 D62610 59.25NGVD291OUSGSSA
1985-07-18 D62611 58.07NAVD881OUSGSSA
1985-07-18 D7201934.93  1OUSGSSA
1985-09-2519:21 UTCm62610 58.43NGVD291OUSGSSA
1985-09-2519:21 UTCm62611 57.25NAVD881OUSGSSA
1985-09-2519:21 UTCm7201935.75  1OUSGSSA
1986-05-0813:30 UTCm62610 57.92NGVD291OUSGSSA
1986-05-0813:30 UTCm62611 56.74NAVD881OUSGSSA
1986-05-0813:30 UTCm7201936.26  1OUSGSSA
1987-03-1016:45 UTCm62610 56.93NGVD291OUSGSSA
1987-03-1016:45 UTCm62611 55.75NAVD881OUSGSSA
1987-03-1016:45 UTCm7201937.25  1OUSGSSA
1987-05-1921:45 UTCm62610 57.85NGVD291OUSGSSA
1987-05-1921:45 UTCm62611 56.67NAVD881OUSGSSA
1987-05-1921:45 UTCm7201936.33  1OUSGSSA
1987-07-2914:50 UTCm62610 56.90NGVD291OUSGSSA
1987-07-2914:50 UTCm62611 55.72NAVD881OUSGSSA
1987-07-2914:50 UTCm7201937.28  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.