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Groundwater levels for the Nation

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  • 401925074262002
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USGS 401925074262002 230490-- Monroe Twp 8A

Middlesex County, New Jersey
Latitude  40°19'24.2", Longitude  74°26'20.4" NAD27
Land-surface elevation 165 feet above NAVD88
The depth of the well is 325 feet below land surface.
The depth of the hole is 329 feet below land surface.
This well is completed in the Northern Atlantic Coastal Plain aquifer system (S100NATLCP) national aquifer.
This well is completed in the Old Bridge Sand Member of Magothy Formation (211ODBG) 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
1974-10-24 D62610 50.10NGVD29PL  A
1974-10-24 D62611 49.00NAVD88PL  A
1974-10-24 D72019116.00  PL  A
1978-10-17 D62610 50.10NGVD291OUSGSSA
1978-10-17 D62611 49.00NAVD881OUSGSSA
1978-10-17 D72019116.00  1OUSGSSA
1983-10-2014:10 UTCm62610 42.30NGVD291SUSGSSP
1983-10-2014:10 UTCm62611 41.20NAVD881SUSGSSP
1983-10-2014:10 UTCm72019123.80  1SUSGSSP
1984-11-0514:07 UTCm62610 46.86NGVD291SUSGSSP
1984-11-0514:07 UTCm62611 45.76NAVD881SUSGSSP
1984-11-0514:07 UTCm72019119.24  1SUSGSSP
1986-03-2718:20 UTCm62610 44.30NGVD291SUSGSSP
1986-03-2718:20 UTCm62611 43.20NAVD881SUSGSSP
1986-03-2718:20 UTCm72019121.80  1SUSGSSP
1988-10-1817:55 UTCm62610 45.15NGVD291SUSGSSP
1988-10-1817:55 UTCm62611 44.05NAVD881SUSGSSP
1988-10-1817:55 UTCm72019120.95  1SUSGSSP
1988-10-2012:00 UTCm62610 47.56NGVD291VUSGSSP
1988-10-2012:00 UTCm62611 46.46NAVD881VUSGSSP
1988-10-2012:00 UTCm72019118.54  1VUSGSSP
2003-10-2416:35 UTCm62610 47.88NGVD291SUSGSSA
2003-10-2416:35 UTCm62611 46.78NAVD881SUSGSSA
2003-10-2416:35 UTCm72019118.22  1SUSGSSA
2008-10-2313:19 UTCm62610 46.46NGVD291SUSGSSA
2008-10-2313:19 UTCm62611 45.36NAVD881SUSGSSA
2008-10-2313:19 UTCm72019119.64  1SUSGSSA
2013-10-2515:58 UTCm62610 45.09NGVD291SUSGSSA
2013-10-2515:58 UTCm62611 43.99NAVD881SUSGSSA
2013-10-2515:58 UTCm72019121.01  1SUSGSSA
2018-10-1617:06 UTCm62610 41.50NGVD291VUSGSSA
2018-10-1617:06 UTCm62611 40.40NAVD881VUSGSSA
2018-10-1617:06 UTCm72019124.60  1VUSGSSA
2023-10-1313:45 UTCm62610 40.44NGVD291VUSGSSA
2023-10-1313:45 UTCm62611 39.34NAVD881VUSGSSA
2023-10-1313:45 UTCm72019125.66  1VUSGSSA

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
StatusPPumping
Method of measurementLInterpreted from geophysical logs.
Method of measurementOObserved.
Method of measurementSSteel-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.