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Groundwater levels for the Nation

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Agency code = usgs
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  • 413200071531101
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USGS 413200071531101 CT- GS 95

New London County, Connecticut
Latitude  41°31'39.6", Longitude  71°53'06.8" NAD83
Land-surface elevation 240 feet above NGVD29
The depth of the well is 80 feet below land surface.
The depth of the hole is 80 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
Graph of data
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
1996-09-24 D62610 220.00NGVD29 L  A
1996-09-24 D62611 219.12NAVD88 L  A
1996-09-24 D7201920.00   L  A
2002-07-1515:00 UTCm62610 193.92NGVD29PTUSGSSA
2002-07-1515:00 UTCm62611 193.04NAVD88PTUSGSSA
2002-07-1515:00 UTCm7201946.08  PTUSGSSA
2005-08-2411:09 UTCm62610 195.25NGVD291TUSGSSA
2005-08-2411:09 UTCm62611 194.37NAVD881TUSGSSA
2005-08-2411:09 UTCm7201944.75  1TUSGSSA
2006-09-2821:46 UTCm62610 198.56NGVD291TUSGSSA
2006-09-2821:46 UTCm62611 197.68NAVD881TUSGSSA
2006-09-2821:46 UTCm7201941.44  1TUSGSSA
2007-08-1517:39 UTCm62610 193.64NGVD291TUSGSSA
2007-08-1517:39 UTCm62611 192.76NAVD881TUSGSSA
2007-08-1517:39 UTCm7201946.36  1TUSGSSA
2012-09-2114:51 UTCm62610 193.66NGVD291OUSGSSA
2012-09-2114:51 UTCm62611 192.78NAVD881OUSGSSA
2012-09-2114:51 UTCm7201946.34  1OUSGSSA
2013-09-0417:20 UTCm62610 194.03NGVD291OUSGSSA
2013-09-0417:20 UTCm62611 193.15NAVD881OUSGSSA
2013-09-0417:20 UTCm7201945.97  1OUSGSSA
2015-09-2313:58 UTCm62610 193.04NGVD291OUSGSSA
2015-09-2313:58 UTCm62611 192.16NAVD881OUSGSSA
2015-09-2313:58 UTCm7201946.96  1OUSGSSA
2018-08-2118:11 UTCm62610 193.84NGVD291VUSGSSP
2018-08-2118:11 UTCm62611 192.96NAVD881VUSGSSP
2018-08-2118:11 UTCm7201946.16  1VUSGSSP
2022-09-2614:00 UTCm62610 191.21NGVD291VUSGSSP
2022-09-2614:00 UTCm62611 190.33NAVD881VUSGSSP
2022-09-2614:00 UTCm7201948.79  1VUSGSSP

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
StatusThe reported water-level measurement represents a static level
Status1Static
StatusPPumping
Method of measurementLInterpreted from geophysical logs.
Method of measurementOObserved.
Method of measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-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.
Water-level approval statusPProvisional data subject to revision.