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Groundwater levels for the Nation

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Agency code = usgs
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  • 400231075344901
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USGS 400231075344901 CH 2535

Chester County, Pennsylvania
Latitude  40°02'31", Longitude  75°34'49" NAD27
Land-surface elevation 362 feet above NGVD29
The depth of the well is 125 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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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
1983-09-22 D62610 307.90NGVD291SUSGSSA
1983-09-22 D62611 306.90NAVD881SUSGSSA
1983-09-22 D7201954.10  1SUSGSSA
1986-04-25 D62610 310.71NGVD291Z  A
1986-04-25 D62611 309.71NAVD881Z  A
1986-04-25 D7201951.29  1Z  A
1986-05-21 D62610 308.87NGVD291Z  A
1986-05-21 D62611 307.87NAVD881Z  A
1986-05-21 D7201953.13  1Z  A
1986-06-20 D62610 307.02NGVD291Z  A
1986-06-20 D62611 306.02NAVD881Z  A
1986-06-20 D7201954.98  1Z  A
1986-07-22 D62610 304.39NGVD291Z  A
1986-07-22 D62611 303.39NAVD881Z  A
1986-07-22 D7201957.61  1Z  A
1986-08-22 D62610 304.41NGVD291Z  A
1986-08-22 D62611 303.41NAVD881Z  A
1986-08-22 D7201957.59  1Z  A
1986-09-23 D62610 302.02NGVD291Z  A
1986-09-23 D62611 301.02NAVD881Z  A
1986-09-23 D7201959.98  1Z  A
1986-10-20 D62610 300.41NGVD291Z  A
1986-10-20 D62611 299.41NAVD881Z  A
1986-10-20 D7201961.59  1Z  A
1986-11-19 D62610 298.53NGVD291Z  A
1986-11-19 D62611 297.53NAVD881Z  A
1986-11-19 D7201963.47  1Z  A
1986-12-23 D62610 307.28NGVD291Z  A
1986-12-23 D62611 306.28NAVD881Z  A
1986-12-23 D7201954.72  1Z  A
1987-01-20 D62610 310.45NGVD291Z  A
1987-01-20 D62611 309.45NAVD881Z  A
1987-01-20 D7201951.55  1Z  A
1987-02-20 D62610 309.76NGVD291Z  A
1987-02-20 D62611 308.76NAVD881Z  A
1987-02-20 D7201952.24  1Z  A
1987-03-20 D62610 311.18NGVD291Z  A
1987-03-20 D62611 310.18NAVD881Z  A
1987-03-20 D7201950.82  1Z  A
1987-04-20 D62610 306.97NGVD291Z  A
1987-04-20 D62611 305.97NAVD881Z  A
1987-04-20 D7201955.03  1Z  A
1987-05-22 D62610 309.25NGVD291Z  A
1987-05-22 D62611 308.25NAVD881Z  A
1987-05-22 D7201952.75  1Z  A
1987-06-19 D62610 307.38NGVD291Z  A
1987-06-19 D62611 306.38NAVD881Z  A
1987-06-19 D7201954.62  1Z  A
1987-07-20 D62610 307.25NGVD291Z  A
1987-07-20 D62611 306.25NAVD881Z  A
1987-07-20 D7201954.75  1Z  A
1987-08-20 D62610 305.82NGVD291Z  A
1987-08-20 D62611 304.82NAVD881Z  A
1987-08-20 D7201956.18  1Z  A
1987-09-22 D62610 304.78NGVD291Z  A
1987-09-22 D62611 303.78NAVD881Z  A
1987-09-22 D7201957.22  1Z  A
1987-10-19 D62610 302.82NGVD291Z  A
1987-10-19 D62611 301.82NAVD881Z  A
1987-10-19 D7201959.18  1Z  A
1987-11-20 D62610 301.87NGVD291Z  A
1987-11-20 D62611 300.87NAVD881Z  A
1987-11-20 D7201960.13  1Z  A
1987-12-21 D62610 300.35NGVD291Z  A
1987-12-21 D62611 299.35NAVD881Z  A
1987-12-21 D7201961.65  1Z  A
1988-01-21 D62610 301.91NGVD291Z  A
1988-01-21 D62611 300.91NAVD881Z  A
1988-01-21 D7201960.09  1Z  A
1990-01-02 D62610 308.63NGVD291S  A
1990-01-02 D62611 307.63NAVD881S  A
1990-01-02 D7201953.37  1S  A
1990-05-02 D62610 311.20NGVD291T  A
1990-05-02 D62611 310.20NAVD881T  A
1990-05-02 D7201950.80  1T  A
1990-07-02 D62610 316.60NGVD291S  A
1990-07-02 D62611 315.60NAVD881S  A
1990-07-02 D7201945.40  1S  A
1990-08-01 D62610 311.53NGVD291S  A
1990-08-01 D62611 310.53NAVD881S  A
1990-08-01 D7201950.47  1S  A
1990-11-08 D62610 304.99NGVD291S  A
1990-11-08 D62611 303.99NAVD881S  A
1990-11-08 D7201957.01  1S  A
1991-07-12 D62610 302.40NGVD291S  A
1991-07-12 D62611 301.40NAVD881S  A
1991-07-12 D7201959.60  1S  A
1991-08-13 D62610 306.70NGVD291T  A
1991-08-13 D62611 305.70NAVD881T  A
1991-08-13 D7201955.30  1T  A
1991-09-13 D62610 305.40NGVD291T  A
1991-09-13 D62611 304.40NAVD881T  A
1991-09-13 D7201956.60  1T  A
1991-11-05 D62610 302.55NGVD291T  A
1991-11-05 D62611 301.55NAVD881T  A
1991-11-05 D7201959.45  1T  A
1991-12-06 D62610 304.05NGVD291T  A
1991-12-06 D62611 303.05NAVD881T  A
1991-12-06 D7201957.95  1T  A
1992-01-03 D62610 303.40NGVD291T  A
1992-01-03 D62611 302.40NAVD881T  A
1992-01-03 D7201958.60  1T  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.
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.