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Groundwater levels for the Nation

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USGS 400120075395301 CH 3928

Chester County, Pennsylvania
Latitude  40°01'20", Longitude  75°39'53" NAD27
Land-surface elevation 303 feet above NGVD29
The depth of the well is 33.75 feet below land surface.
This well is completed in the Piedmont and Blue Ridge carbonate-rock aquifers (N400PDMBRC) national aquifer.
This well is completed in the Ledger Formation (377LDGR) local aquifer.
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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
1990-01-03 D62610 285.32NGVD291TUSGSSA
1990-01-03 D62611 284.33NAVD881TUSGSSA
1990-01-03 D7201917.68  1TUSGSSA
1990-02-02 D62610 287.27NGVD291S  A
1990-02-02 D62611 286.28NAVD881S  A
1990-02-02 D7201915.73  1S  A
1990-03-01 D62610 285.30NGVD291S  A
1990-03-01 D62611 284.31NAVD881S  A
1990-03-01 D7201917.70  1S  A
1990-04-05 D62610 280.00NGVD291S  A
1990-04-05 D62611 279.01NAVD881S  A
1990-04-05 D7201923.00  1S  A
1990-05-02 D62610 285.40NGVD291S  A
1990-05-02 D62611 284.41NAVD881S  A
1990-05-02 D7201917.60  1S  A
1990-06-01 D62610 283.48NGVD291S  A
1990-06-01 D62611 282.49NAVD881S  A
1990-06-01 D7201919.52  1S  A
1990-07-02 D62610 280.41NGVD291S  A
1990-07-02 D62611 279.42NAVD881S  A
1990-07-02 D7201922.59  1S  A
1990-08-01 D62610 298.33NGVD291S  A
1990-08-01 D62611 297.34NAVD881S  A
1990-08-01 D720194.67  1S  A
1990-09-11 D62610 276.15NGVD291S  A
1990-09-11 D62611 275.16NAVD881S  A
1990-09-11 D7201926.85  1S  A
1990-10-16 D62610 269.25NGVD291S  A
1990-10-16 D62611 268.26NAVD881S  A
1990-10-16 D7201933.75  1S  A
1990-12-06 D62610 275.94NGVD291S  A
1990-12-06 D62611 274.95NAVD881S  A
1990-12-06 D7201927.06  1S  A
1991-01-22 D62610 283.87NGVD291S  A
1991-01-22 D62611 282.88NAVD881S  A
1991-01-22 D7201919.13  1S  A
1991-02-13 D62610 282.85NGVD291S  A
1991-02-13 D62611 281.86NAVD881S  A
1991-02-13 D7201920.15  1S  A
1991-03-19 D62610 283.58NGVD291S  A
1991-03-19 D62611 282.59NAVD881S  A
1991-03-19 D7201919.42  1S  A
1991-04-08 D62610 284.67NGVD291S  A
1991-04-08 D62611 283.68NAVD881S  A
1991-04-08 D7201918.33  1S  A
1991-05-02 D62610 284.61NGVD291S  A
1991-05-02 D62611 283.62NAVD881S  A
1991-05-02 D7201918.39  1S  A
1991-06-10 D62610 282.60NGVD291S  A
1991-06-10 D62611 281.61NAVD881S  A
1991-06-10 D7201920.40  1S  A
1991-07-12 D62610 276.30NGVD291S  A
1991-07-12 D62611 275.31NAVD881S  A
1991-07-12 D7201926.70  1S  A
1991-08-13 D62610 279.80NGVD291S  A
1991-08-13 D62611 278.81NAVD881S  A
1991-08-13 D7201923.20  1S  A
1991-10-01 D62610 277.72NGVD291S  A
1991-10-01 D62611 276.73NAVD881S  A
1991-10-01 D7201925.28  1S  A
1991-11-05 D62610 278.26NGVD291S  A
1991-11-05 D62611 277.27NAVD881S  A
1991-11-05 D7201924.74  1S  A
1992-02-04 D62610 280.48NGVD291S  A
1992-02-04 D62611 279.49NAVD881S  A
1992-02-04 D7201922.52  1S  A
1992-05-07 D62610 281.30NGVD291S  A
1992-05-07 D62611 280.31NAVD881S  A
1992-05-07 D7201921.70  1S  A

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 measurementSSteel-tape measurement.
Method of measurementTElectric-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.