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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 394514076022801
Minimum number of levels = 1
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USGS 394514076022801 CH 2287

Chester County, Pennsylvania
Latitude  39°45'14", Longitude  76°02'30.65" NAD83
Land-surface elevation 465 feet above NGVD29
The depth of the well is 155 feet below land surface.
This well is completed in the Piedmont and Blue Ridge crystalline-rock aquifers (N400PDMBRX) national aquifer.
Output formats
Table of data
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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
1966-12-10 D62610 405.00NGVD291OUSGSSA
1966-12-10 D62611 404.02NAVD881OUSGSSA
1966-12-10 D7201960.00  1OUSGSSA
2003-06-03 D62610 430.18NGVD291VUSGSSA
2003-06-03 D62611 429.20NAVD881VUSGSSA
2003-06-03 D7201934.82  1VUSGSSA

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.
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.