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Groundwater levels for the Nation

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Agency code = usgs
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  • 415945072314701
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USGS 415945072314701 CT-EF 245

Hartford County, Connecticut
Latitude  41°59'45", Longitude  72°31'47" NAD27
Land-surface elevation 188 feet above NGVD29
The depth of the well is 250 feet below land surface.
The depth of the hole is 250 feet below land surface.
This well is completed in the Early Mesozoic basin aquifers (N300ERLMZC) national aquifer.
This well is completed in the Portland Formation (231PRLD) local aquifer.
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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
1995-07 M62610 170.62NGVD291SUSGSSA
1995-07 M62611 169.88NAVD881SUSGSSA
1995-07 M7201917.38  1SUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyMDate is accurate to the Month
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 measurementSSteel-tape measurement.
Measuring agencyUSGSU.S. Geological Survey
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.