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Groundwater levels for the Nation

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Agency code = usgs
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  • 413236072264201
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USGS 413236072264201 CT-EHM 355

Middlesex County, Connecticut
Latitude  41°32'36", Longitude  72°26'42" NAD27
Land-surface elevation 310.00 feet above NGVD29
The depth of the well is 215 feet below land surface.
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
1954-02-01 D62610 115.00NGVD291OUSGSSA
1954-02-01 D62611 114.06NAVD881OUSGSSA
1954-02-01 D72019195.00  1OUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
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.