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Groundwater levels for the Nation

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Agency code = usgs
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  • 412013072111701
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USGS 412013072111701 CT-ELY 69

New London County, Connecticut
Latitude  41°20'13.2", Longitude  72°11'17.4" NAD83
Land-surface elevation 21.20 feet above NGVD29
The depth of the well is 32.75 feet below land surface.
The depth of the hole is 40 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
2005-08-0417:45 UTCm62610 1.29NGVD291TUSGSSA
2005-08-0417:45 UTCm62611 0.29NAVD881TUSGSSA
2005-08-0417:45 UTCm7201919.91  1TUSGSSA
2005-08-1817:30 UTCm62610 1.34NGVD291TUSGSSA
2005-08-1817:30 UTCm62611 0.34NAVD881TUSGSSA
2005-08-1817:30 UTCm7201919.86  1TUSGSSA
2005-12-1318:55 UTCm62610 1.17NGVD291TUSGSSA
2005-12-1318:55 UTCm62611 0.17NAVD881TUSGSSA
2005-12-1318:55 UTCm7201920.03  1TUSGSSA
2006-04-2520:30 UTCm62610 1.09NGVD291TUSGSSA
2006-04-2520:30 UTCm62611 0.09NAVD881TUSGSSA
2006-04-2520:30 UTCm7201920.11  1TUSGSSA
2006-07-1916:55 UTCm62610 1.07NGVD291TUSGSSA
2006-07-1916:55 UTCm62611 0.07NAVD881TUSGSSA
2006-07-1916:55 UTCm7201920.13  1TUSGSSA
2007-03-1512:45 UTCm62610 0.75NGVD291TUSGSSA
2007-03-1512:45 UTCm62611 -0.25NAVD881TUSGSSA
2007-03-1512:45 UTCm7201920.45  1TUSGSSA
2007-07-2416:05 UTCm62610 1.07NGVD291TUSGSSA
2007-07-2416:05 UTCm62611 0.07NAVD881TUSGSSA
2007-07-2416:05 UTCm7201920.13  1TUSGSSA
2008-04-2215:45 UTCm62610 1.07NGVD291TUSGSSA
2008-04-2215:45 UTCm62611 0.07NAVD881TUSGSSA
2008-04-2215:45 UTCm7201920.13  1TUSGSSA
2008-09-1717:00 UTCm62610 1.55NGVD291TUSGSSA
2008-09-1717:00 UTCm62611 0.55NAVD881TUSGSSA
2008-09-1717:00 UTCm7201919.65  1TUSGSSA
2009-04-0118:30 UTCm62610 1.31NGVD291TUSGSSA
2009-04-0118:30 UTCm62611 0.31NAVD881TUSGSSA
2009-04-0118:30 UTCm7201919.89  1TUSGSSA
2009-06-1719:10 UTCm62610 1.18NGVD291TUSGSSA
2009-06-1719:10 UTCm62611 0.18NAVD881TUSGSSA
2009-06-1719:10 UTCm7201920.02  1TUSGSSA
2009-09-1815:20 UTCm62610 1.85NGVD291TUSGSSA
2009-09-1815:20 UTCm62611 0.85NAVD881TUSGSSA
2009-09-1815:20 UTCm7201919.35  1TUSGSSA
2010-03-2520:40 UTCm62610 1.39NGVD291TUSGSSA
2010-03-2520:40 UTCm62611 0.39NAVD881TUSGSSA
2010-03-2520:40 UTCm7201919.81  1TUSGSSA
2010-07-2217:45 UTCm62610 1.25NGVD291TUSGSSA
2010-07-2217:45 UTCm62611 0.25NAVD881TUSGSSA
2010-07-2217:45 UTCm7201919.95  1TUSGSSA
2010-11-0317:00 UTCm62610 1.27NGVD291TUSGSSA
2010-11-0317:00 UTCm62611 0.27NAVD881TUSGSSA
2010-11-0317:00 UTCm7201919.93  1TUSGSSA
2011-04-1515:55 UTCm62610 1.23NGVD291OUSGSSA
2011-04-1515:55 UTCm62611 0.23NAVD881OUSGSSA
2011-04-1515:55 UTCm7201919.97  1OUSGSSA
2011-07-1217:20 UTCm62610 1.53NGVD291OUSGSSA
2011-07-1217:20 UTCm62611 0.53NAVD881OUSGSSA
2011-07-1217:20 UTCm7201919.67  1OUSGSSA
2011-10-2518:30 UTCm62610 1.57NGVD291OUSGSSA
2011-10-2518:30 UTCm62611 0.57NAVD881OUSGSSA
2011-10-2518:30 UTCm7201919.63  1OUSGSSA
2011-12-2218:40 UTCm62610 1.27NGVD291OUSGSSA
2011-12-2218:40 UTCm62611 0.27NAVD881OUSGSSA
2011-12-2218:40 UTCm7201919.93  1OUSGSSA
2024-11-0118:41 UTCm62610 1.51NGVD291VCTAP
2024-11-0118:41 UTCm62611 0.51NAVD881VCTAP
2024-11-0118:41 UTCm7201919.69  1VCTAP

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
Status1Static
Method of measurementOObserved.
Method of measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-tape measurement.
Measuring agencyCTNot determined
Measuring agencyUSGSU.S. Geological Survey
Source of measurementAReported by another government agency (do not use "A" if reported by owner, use "O").
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.