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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 413924072441601
Minimum number of levels = 1
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USGS 413924072441601 CT- N 203

Hartford County, Connecticut
Latitude  41°39'23.6", Longitude  72°44'16" NAD83
Land-surface elevation 100 feet above NGVD29
The depth of the well is 32 feet below land surface.
The depth of the hole is 32 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
2003-07-1613:00 UTCm62610 77.84NGVD29 TUSGSSA
2003-07-1613:00 UTCm62611 76.89NAVD88 TUSGSSA
2003-07-1613:00 UTCm7201922.16   TUSGSSA
2005-08-2314:06 UTCm62610 76.61NGVD291TUSGSSA
2005-08-2314:06 UTCm62611 75.66NAVD881TUSGSSA
2005-08-2314:06 UTCm7201923.39  1TUSGSSA
2006-09-2911:36 UTCm62610 78.11NGVD291TUSGSSA
2006-09-2911:36 UTCm62611 77.16NAVD881TUSGSSA
2006-09-2911:36 UTCm7201921.89  1TUSGSSA
2007-08-2219:38 UTCm62610 76.86NGVD291TUSGSSA
2007-08-2219:38 UTCm62611 75.91NAVD881TUSGSSA
2007-08-2219:38 UTCm7201923.14  1TUSGSSA
2008-12-1617:55 UTCm62610 77.43NGVD291TUSGSSA
2008-12-1617:55 UTCm62611 76.48NAVD881TUSGSSA
2008-12-1617:55 UTCm7201922.57  1TUSGSSA
2009-12-1118:30 UTCm62610 76.97NGVD291TUSGSSA
2009-12-1118:30 UTCm62611 76.02NAVD881TUSGSSA
2009-12-1118:30 UTCm7201923.03  1TUSGSSA
2010-09-1418:10 UTCm62610 76.18NGVD291TUSGSSA
2010-09-1418:10 UTCm62611 75.23NAVD881TUSGSSA
2010-09-1418:10 UTCm7201923.82  1TUSGSSA
2012-06-1417:50 UTCm62610 77.09NGVD291TUSGSSA
2012-06-1417:50 UTCm62611 76.14NAVD881TUSGSSA
2012-06-1417:50 UTCm7201922.91  1TUSGSSA
2012-09-2412:05 UTCm62610 76.04NGVD291OUSGSSA
2012-09-2412:05 UTCm62611 75.09NAVD881OUSGSSA
2012-09-2412:05 UTCm7201923.96  1OUSGSSA
2013-08-2820:15 UTCm62610 76.91NGVD291OUSGSSA
2013-08-2820:15 UTCm62611 75.96NAVD881OUSGSSA
2013-08-2820:15 UTCm7201923.09  1OUSGSSA
2015-09-2114:56 UTCm62610 75.94NGVD291OUSGSSA
2015-09-2114:56 UTCm62611 74.99NAVD881OUSGSSA
2015-09-2114:56 UTCm7201924.06  1OUSGSSA
2017-04-1313:03 UTCm62610 76.21NGVD291VUSGSSA
2017-04-1313:03 UTCm62611 75.26NAVD881VUSGSSA
2017-04-1313:03 UTCm7201923.79  1VUSGSSA
2018-09-1915:44 UTCm62610 76.27NGVD291VUSGSSA
2018-09-1915:44 UTCm62611 75.32NAVD881VUSGSSA
2018-09-1915:44 UTCm7201923.73  1VUSGSSA
2022-09-2017:41 UTCm62610 75.89NGVD291VUSGSSP
2022-09-2017:41 UTCm62611 74.94NAVD881VUSGSSP
2022-09-2017:41 UTCm7201924.11  1VUSGSSP

Explanation
SectionCodeDescription
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
Method of measurementOObserved.
Method of measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-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.
Water-level approval statusPProvisional data subject to revision.