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Groundwater levels for the Nation

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Agency code = usgs
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  • 400733075320401
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USGS 400733075320401 CH 155

Chester County, Pennsylvania
Latitude  40°07'33", Longitude  75°32'04" NAD27
Land-surface elevation 220 feet above NGVD29
The depth of the well is 485 feet below land surface.
This well is completed in the Early Mesozoic basin aquifers (N300ERLMZC) national aquifer.
This well is completed in the Stockton Formation (231SCKN) local aquifer.
Output formats
Table of 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
1956-06-0717:00 UTCm62610 120.00NGVD291OUSGSSP
1956-06-0717:00 UTCm62611 119.05NAVD881OUSGSSP
1956-06-0717:00 UTCm72019100.00  1OUSGSSP
1986-10-09 D62610 156.00NGVD291Z  A
1986-10-09 D62611 155.05NAVD881Z  A
1986-10-09 D7201964.00  1Z  A

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 measurementZOther.
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.