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Groundwater levels for the Nation

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Agency code = usgs
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  • 392645076123702
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USGS 392645076123702 HA De 162

Harford County, Maryland
Latitude  39°26'45", Longitude  76°12'37" NAD27
Land-surface elevation 30.69 feet above NGVD29
The depth of the well is 79.5 feet below land surface.
The depth of the hole is 79.5 feet below land surface.
This well is completed in the Northern Atlantic Coastal Plain aquifer system (S100NATLCP) national aquifer.
This well is completed in the Talbot Formation (112TLBT) 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
1986-12-12 D62610 14.39NGVD291SUSGSSA
1986-12-12 D62611 13.50NAVD881SUSGSSA
1986-12-12 D7201916.30  1SUSGSSA
1987-04-21 D62610 16.68NGVD291Z  A
1987-04-21 D62611 15.79NAVD881Z  A
1987-04-21 D7201914.01  1Z  A
1987-11-18 D62610 14.67NGVD291Z  A
1987-11-18 D62611 13.78NAVD881Z  A
1987-11-18 D7201916.02  1Z  A
1988-05-12 D62610 16.17NGVD291Z  A
1988-05-12 D62611 15.28NAVD881Z  A
1988-05-12 D7201914.52  1Z  A
1989-05-02 D62610 17.33NGVD291Z  A
1989-05-02 D62611 16.44NAVD881Z  A
1989-05-02 D7201913.36  1Z  A
1994-02-15 D62610 16.06NGVD291Z  A
1994-02-15 D62611 15.17NAVD881Z  A
1994-02-15 D7201914.63  1Z  A
1994-04-04 D62610 18.09NGVD291Z  A
1994-04-04 D62611 17.20NAVD881Z  A
1994-04-04 D7201912.60  1Z  A
1994-04-19 D62610 18.44NGVD291Z  A
1994-04-19 D62611 17.55NAVD881Z  A
1994-04-19 D7201912.25  1Z  A
1994-06-10 D62610 17.84NGVD291Z  A
1994-06-10 D62611 16.95NAVD881Z  A
1994-06-10 D7201912.85  1Z  A
1994-08-22 D62610 17.30NGVD291Z  A
1994-08-22 D62611 16.41NAVD881Z  A
1994-08-22 D7201913.39  1Z  A
1994-10-19 D62610 16.60NGVD291Z  A
1994-10-19 D62611 15.71NAVD881Z  A
1994-10-19 D7201914.09  1Z  A
1995-01-13 D62610 16.01NGVD291Z  A
1995-01-13 D62611 15.12NAVD881Z  A
1995-01-13 D7201914.68  1Z  A
1995-02-23 D62610 16.44NGVD291Z  A
1995-02-23 D62611 15.55NAVD881Z  A
1995-02-23 D7201914.25  1Z  A
1995-04-11 D62610 16.50NGVD291Z  A
1995-04-11 D62611 15.61NAVD881Z  A
1995-04-11 D7201914.19  1Z  A
2012-04-2017:10 UTCm62610 18.15NGVD291TMD006AA
2012-04-2017:10 UTCm62611 17.26NAVD881TMD006AA
2012-04-2017:10 UTCm7201912.54  1TMD006AA
2013-04-1520:03 UTCm62610 16.90NGVD291TUSGSSA
2013-04-1520:03 UTCm62611 16.01NAVD881TUSGSSA
2013-04-1520:03 UTCm7201913.79  1TUSGSSA

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 measurementSSteel-tape measurement.
Method of measurementTElectric-tape measurement.
Method of measurementZOther.
Measuring agencyNot determined
Measuring agencyMD006Maryland Geological Survey
Measuring agencyUSGSU.S. Geological Survey
Source of measurementNot determined
Source of measurementAReported by another government agency (do not use "A" if reported by owner, use "O").
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.