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Groundwater levels for the Nation

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Agency code = usgs
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  • 355714086454501
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USGS 355714086454501 WM:N-055

Williamson County, Tennessee
Latitude  35°57'14", Longitude  86°45'45" NAD27
Land-surface elevation 757.8 feet above NGVD29
The depth of the well is 30 feet below land surface.
The depth of the hole is 30 feet below land surface.
This well is completed in the Ordovician aquifers (N400ORDVCN) national aquifer.
This well is completed in the Hermitage Formation (364HRMG) local aquifer.
Output formats
Table of data
Tab-separated data
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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
1986-07-25 D62610 743.60NGVD291OUSGSSA
1986-07-25 D62611 743.64NAVD881OUSGSSA
1986-07-25 D7201914.20  1OUSGSSA
1986-07-29 D62610 743.32NGVD291OUSGSSA
1986-07-29 D62611 743.36NAVD881OUSGSSA
1986-07-29 D7201914.48  1OUSGSSA
1986-08-11 D62610 742.94NGVD291OUSGSSA
1986-08-11 D62611 742.98NAVD881OUSGSSA
1986-08-11 D7201914.86  1OUSGSSA
1986-08-18 D62610 743.22NGVD291OUSGSSA
1986-08-18 D62611 743.26NAVD881OUSGSSA
1986-08-18 D7201914.58  1OUSGSSA
1986-08-25 D62610 743.34NGVD291OUSGSSA
1986-08-25 D62611 743.38NAVD881OUSGSSA
1986-08-25 D7201914.46  1OUSGSSA
1986-09-05 D62610 744.00NGVD291OUSGSSA
1986-09-05 D62611 744.04NAVD881OUSGSSA
1986-09-05 D7201913.80  1OUSGSSA
1986-09-19 D62610 744.03NGVD291OUSGSSA
1986-09-19 D62611 744.07NAVD881OUSGSSA
1986-09-19 D7201913.77  1OUSGSSA
1986-10-20 D62610 742.87NGVD291OUSGSSA
1986-10-20 D62611 742.91NAVD881OUSGSSA
1986-10-20 D7201914.93  1OUSGSSA
1986-10-28 D62610 742.96NGVD291OUSGSSA
1986-10-28 D62611 743.00NAVD881OUSGSSA
1986-10-28 D7201914.84  1OUSGSSA
1986-11-10 D62610 744.56NGVD291OUSGSSA
1986-11-10 D62611 744.60NAVD881OUSGSSA
1986-11-10 D7201913.24  1OUSGSSA
1986-11-18 D62610 744.45NGVD291OUSGSSA
1986-11-18 D62611 744.49NAVD881OUSGSSA
1986-11-18 D7201913.35  1OUSGSSA
1987-02-05 D62610 743.48NGVD291OUSGSSA
1987-02-05 D62611 743.52NAVD881OUSGSSA
1987-02-05 D7201914.32  1OUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
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.
Measuring agencyUSGSU.S. Geological Survey
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.