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Groundwater levels for the Nation

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Agency code = usgs
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  • 400258075311001
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USGS 400258075311001 CH 2448

Chester County, Pennsylvania
Latitude  40°02'58", Longitude  75°31'10" NAD27
Land-surface elevation 270 feet above NGVD29
This well is completed in the Piedmont and Blue Ridge carbonate-rock aquifers (N400PDMBRC) national aquifer.
This well is completed in the Conestoga Formation (367CNSG) 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
1986-04-25 D62610 259.27NGVD291Z  A
1986-04-25 D62611 258.29NAVD881Z  A
1986-04-25 D7201910.73  1Z  A
1986-05-21 D62610 258.05NGVD291Z  A
1986-05-21 D62611 257.07NAVD881Z  A
1986-05-21 D7201911.95  1Z  A
1986-06-20 D62610 257.16NGVD291Z  A
1986-06-20 D62611 256.18NAVD881Z  A
1986-06-20 D7201912.84  1Z  A
1986-07-22 D62610 256.54NGVD291Z  A
1986-07-22 D62611 255.56NAVD881Z  A
1986-07-22 D7201913.46  1Z  A
1986-08-22 D62610 258.99NGVD291Z  A
1986-08-22 D62611 258.01NAVD881Z  A
1986-08-22 D7201911.01  1Z  A
1986-09-23 D62610 256.44NGVD291Z  A
1986-09-23 D62611 255.46NAVD881Z  A
1986-09-23 D7201913.56  1Z  A
1986-10-20 D62610 256.61NGVD291Z  A
1986-10-20 D62611 255.63NAVD881Z  A
1986-10-20 D7201913.39  1Z  A
1986-11-19 D62610 258.45NGVD291Z  A
1986-11-19 D62611 257.47NAVD881Z  A
1986-11-19 D7201911.55  1Z  A
1986-12-23 D62610 259.60NGVD291Z  A
1986-12-23 D62611 258.62NAVD881Z  A
1986-12-23 D7201910.40  1Z  A
1987-01-20 D62610 260.42NGVD291Z  A
1987-01-20 D62611 259.44NAVD881Z  A
1987-01-20 D720199.58  1Z  A
1987-02-20 D62610 258.74NGVD291Z  A
1987-02-20 D62611 257.76NAVD881Z  A
1987-02-20 D7201911.26  1Z  A
1987-03-20 D62610 258.72NGVD291Z  A
1987-03-20 D62611 257.74NAVD881Z  A
1987-03-20 D7201911.28  1Z  A
1987-04-20 D62610 259.11NGVD291Z  A
1987-04-20 D62611 258.13NAVD881Z  A
1987-04-20 D7201910.89  1Z  A
1987-05-22 D62610 258.90NGVD291Z  A
1987-05-22 D62611 257.92NAVD881Z  A
1987-05-22 D7201911.10  1Z  A
1987-06-19 D62610 257.82NGVD291Z  A
1987-06-19 D62611 256.84NAVD881Z  A
1987-06-19 D7201912.18  1Z  A
1987-07-20 D62610 258.31NGVD291Z  A
1987-07-20 D62611 257.33NAVD881Z  A
1987-07-20 D7201911.69  1Z  A
1987-08-20 D62610 257.40NGVD291Z  A
1987-08-20 D62611 256.42NAVD881Z  A
1987-08-20 D7201912.60  1Z  A
1987-09-22 D62610 258.01NGVD291Z  A
1987-09-22 D62611 257.03NAVD881Z  A
1987-09-22 D7201911.99  1Z  A
1987-10-19 D62610 256.90NGVD291Z  A
1987-10-19 D62611 255.92NAVD881Z  A
1987-10-19 D7201913.10  1Z  A
1987-11-20 D62610 257.56NGVD291Z  A
1987-11-20 D62611 256.58NAVD881Z  A
1987-11-20 D7201912.44  1Z  A
1987-12-21 D62610 257.88NGVD291Z  A
1987-12-21 D62611 256.90NAVD881Z  A
1987-12-21 D7201912.12  1Z  A
1988-01-21 D62610 258.80NGVD291Z  A
1988-01-21 D62611 257.82NAVD881Z  A
1988-01-21 D7201911.20  1Z  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 measurementZOther.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.