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Groundwater levels for the Nation

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Agency code = usgs
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  • 414454072311401
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USGS 414454072311401 CT-M 175

Hartford County, Connecticut
Latitude  41°44'54", Longitude  72°31'14" NAD27
Land-surface elevation 282 feet above NGVD29
The depth of the well is 10.4 feet below land surface.
The depth of the hole is 10.4 feet below land surface.
This well is completed in the Sand and gravel aquifers (glaciated regions) (N100GLCIAL) national aquifer.
This well is completed in the Drift, Stratified (112DFSF) 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
1988-08-15 D62610 279.30NGVD291Z  A
1988-08-15 D62611 278.48NAVD881Z  A
1988-08-15 D720192.70  1Z  A
1989-08-1818:03 UTCm62610 280.81NGVD291OUSGSSA
1989-08-1818:03 UTCm62611 279.99NAVD881OUSGSSA
1989-08-1818:03 UTCm720191.19  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.
Method of measurementZOther.
Measuring agencyNot determined
Measuring agencyUSGSU.S. Geological Survey
Source of measurementNot determined
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.