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Groundwater levels for the Nation

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Agency code = usgs
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  • 413731072373403
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USGS 413731072373403 CT-P 112

Middlesex County, Connecticut
Latitude  41°37'33.3", Longitude  72°37'26.2" NAD83
Land-surface elevation 20.00 feet above NGVD29
The depth of the well is 14.15 feet below land surface.
The depth of the hole is 79 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
1987-08-11 D62610 9.51NGVD291SUSGSSA
1987-08-11 D62611 8.55NAVD881SUSGSSA
1987-08-11 D7201910.49  1SUSGSSA
1987-08-3120:02 UTCm62610 9.02NGVD291OUSGSSA
1987-08-3120:02 UTCm62611 8.06NAVD881OUSGSSA
1987-08-3120:02 UTCm7201910.98  1OUSGSSA
1988-06-1318:40 UTCm62610 10.09NGVD291OUSGSSA
1988-06-1318:40 UTCm62611 9.13NAVD881OUSGSSA
1988-06-1318:40 UTCm720199.91  1OUSGSSA
1988-08-2517:30 UTCm62610 9.65NGVD291OUSGSSA
1988-08-2517:30 UTCm62611 8.69NAVD881OUSGSSA
1988-08-2517:30 UTCm7201910.35  1OUSGSSA
1989-07-3118:20 UTCm62610 9.95NGVD291OUSGSSA
1989-07-3118:20 UTCm62611 8.99NAVD881OUSGSSA
1989-07-3118:20 UTCm7201910.05  1OUSGSSA
1993-08-13 D62610 8.14NGVD291TUSGSSA
1993-08-13 D62611 7.18NAVD881TUSGSSA
1993-08-13 D7201911.86  1TUSGSSA
1994-06-23 D62610 10.28NGVD291TUSGSSA
1994-06-23 D62611 9.32NAVD881TUSGSSA
1994-06-23 D720199.72  1TUSGSSA

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 measurementSSteel-tape measurement.
Method of measurementTElectric-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.