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Groundwater levels for the Nation

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Agency code = usgs
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  • 401139075113401
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USGS 401139075113401 MG 367

Montgomery County, Pennsylvania
Latitude  40°11'39", Longitude  75°11'34" NAD27
Land-surface elevation 280 feet above NGVD29
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
Tab-separated data
Graph of data
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
1956-07-25 D62610 271.00NGVD291O  A
1956-07-25 D62611 270.15NAVD881O  A
1956-07-25 D720199.00  1O  A
1956-09-2517:00 UTCm62610 271.00NGVD291OUSGSSP
1956-09-2517:00 UTCm62611 270.15NAVD881OUSGSSP
1956-09-2517:00 UTCm720199.00  1OUSGSSP
1999-09-21 D62610 266.47NGVD291TUSGSSP
1999-09-21 D62611 265.62NAVD881TUSGSSP
1999-09-21 D7201913.53  1TUSGSSP
1999-10-07 D62610 269.08NGVD291TUSGSSP
1999-10-07 D62611 268.23NAVD881TUSGSSP
1999-10-07 D7201910.92  1TUSGSSP

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 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.
Water-level approval statusPProvisional data subject to revision.