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Groundwater levels for the Nation

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USGS 414618072331101 CT-M 170

Hartford County, Connecticut
Latitude  41°46'18", Longitude  72°33'11" NAD27
Land-surface elevation 115 feet above NGVD29
The depth of the well is 21.6 feet below land surface.
The depth of the hole is 23.0 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.
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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
1988-04-26 D62610 107.75NGVD291S  A
1988-04-26 D62611 106.92NAVD881S  A
1988-04-26 D720197.25  1S  A
1988-07-2120:00 UTCm62610 97.50NGVD291OUSGSSA
1988-07-2120:00 UTCm62611 96.67NAVD881OUSGSSA
1988-07-2120:00 UTCm7201917.50  1OUSGSSA
1988-07-2217:09 UTCm62610 97.50NGVD291OUSGSSA
1988-07-2217:09 UTCm62611 96.67NAVD881OUSGSSA
1988-07-2217:09 UTCm7201917.50  1OUSGSSA
1988-07-2713:15 UTCm62610 106.40NGVD291OUSGSSA
1988-07-2713:15 UTCm62611 105.57NAVD881OUSGSSA
1988-07-2713:15 UTCm720198.60  1OUSGSSA
1994-03-31 D62610 110.54NGVD291T  A
1994-03-31 D62611 109.71NAVD881T  A
1994-03-31 D720194.46  1T  A
1994-05-06 D62610 110.19NGVD291T  A
1994-05-06 D62611 109.36NAVD881T  A
1994-05-06 D720194.81  1T  A
1994-05-19 D62610 110.49NGVD291T  A
1994-05-19 D62611 109.66NAVD881T  A
1994-05-19 D720194.51  1T  A
1994-06-10 D62610 109.95NGVD291T  A
1994-06-10 D62611 109.12NAVD881T  A
1994-06-10 D720195.05  1T  A
1994-07-08 D62610 109.66NGVD291T  A
1994-07-08 D62611 108.83NAVD881T  A
1994-07-08 D720195.34  1T  A
1994-07-28 D62610 109.50NGVD291T  A
1994-07-28 D62611 108.67NAVD881T  A
1994-07-28 D720195.50  1T  A
1994-08-26 D62610 109.59NGVD291T  A
1994-08-26 D62611 108.76NAVD881T  A
1994-08-26 D720195.41  1T  A
1994-09-27 D62610 109.52NGVD291T  A
1994-09-27 D62611 108.69NAVD881T  A
1994-09-27 D720195.48  1T  A
1994-11-04 D62610 109.49NGVD291T  A
1994-11-04 D62611 108.66NAVD881T  A
1994-11-04 D720195.51  1T  A
1994-12-01 D62610 109.98NGVD291T  A
1994-12-01 D62611 109.15NAVD881T  A
1994-12-01 D720195.02  1T  A
1995-01-20 D62610 110.01NGVD291T  A
1995-01-20 D62611 109.18NAVD881T  A
1995-01-20 D720194.99  1T  A
1995-02-17 D62610 110.11NGVD291T  A
1995-02-17 D62611 109.28NAVD881T  A
1995-02-17 D720194.89  1T  A
1995-03-24 D62610 109.95NGVD291T  A
1995-03-24 D62611 109.12NAVD881T  A
1995-03-24 D720195.05  1T  A
1995-04-21 D62610 109.96NGVD291T  A
1995-04-21 D62611 109.13NAVD881T  A
1995-04-21 D720195.04  1T  A
1995-05-26 D62610 109.77NGVD291T  A
1995-05-26 D62611 108.94NAVD881T  A
1995-05-26 D720195.23  1T  A
1995-06-27 D62610 109.58NGVD291T  A
1995-06-27 D62611 108.75NAVD881T  A
1995-06-27 D720195.42  1T  A
1995-09-08 D62610 107.29NGVD291T  A
1995-09-08 D62611 106.46NAVD881T  A
1995-09-08 D720197.71  1T  A

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 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.