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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 395121075394001
Minimum number of levels = 1
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USGS 395121075394001 CH 3487

Chester County, Pennsylvania
Latitude  39°51'21", Longitude  75°39'40" NAD27
Land-surface elevation 395 feet above NGVD29
The depth of the well is 305 feet below land surface.
This well is completed in the Piedmont and Blue Ridge crystalline-rock aquifers (N400PDMBRX) national aquifer.
This well is completed in the Felsic Gneiss, Hornblende-Bearing (400FLCGH) 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
1989-07-25 D62610 371.55NGVD291S  A
1989-07-25 D62611 370.56NAVD881S  A
1989-07-25 D7201923.45  1S  A
1993-07-2818:30 UTCm62610 368.18NGVD291OUSGSSP
1993-07-2818:30 UTCm62611 367.19NAVD881OUSGSSP
1993-07-2818:30 UTCm7201926.82  1OUSGSSP

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
Method of measurementOObserved.
Method of measurementSSteel-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.