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Groundwater levels for the Nation

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Agency code = usgs
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  • 393104076220101
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USGS 393104076220101 HA Cc 151

Harford County, Maryland
Latitude  39°31'04", Longitude  76°22'01" NAD27
Land-surface elevation 299 feet above NGVD29
The depth of the well is 250 feet below land surface.
The depth of the hole is 250 feet below land surface.
This well is completed in the Piedmont and Blue Ridge crystalline-rock aquifers (N400PDMBRX) national aquifer.
This well is completed in the Port Deposit Gneiss (300PRDP) 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
1982-08-13 D62610 265.00NGVD291L  A
1982-08-13 D62611 264.16NAVD881L  A
1982-08-13 D7201934.00  1L  A
1998-04-28 D62610 241.88NGVD291Z  A
1998-04-28 D62611 241.04NAVD881Z  A
1998-04-28 D7201957.12  1Z  A
1998-05-14 D62610 246.57NGVD291Z  A
1998-05-14 D62611 245.73NAVD881Z  A
1998-05-14 D7201952.43  1Z  A
1998-06-02 D62610 247.37NGVD291Z  A
1998-06-02 D62611 246.53NAVD881Z  A
1998-06-02 D7201951.63  1Z  A
1998-06-18 D62610 246.47NGVD291Z  A
1998-06-18 D62611 245.63NAVD881Z  A
1998-06-18 D7201952.53  1Z  A
1998-07-02 D62610 242.47NGVD291Z  A
1998-07-02 D62611 241.63NAVD881Z  A
1998-07-02 D7201956.53  1Z  A
1998-07-16 D62610 244.78NGVD291Z  A
1998-07-16 D62611 243.94NAVD881Z  A
1998-07-16 D7201954.22  1Z  A
1998-07-29 D62610 241.00NGVD291Z  A
1998-07-29 D62611 240.16NAVD881Z  A
1998-07-29 D7201958.00  1Z  A
1998-08-13 D62610 245.26NGVD291Z  A
1998-08-13 D62611 244.42NAVD881Z  A
1998-08-13 D7201953.74  1Z  A
1998-08-18 D62610 225.86NGVD29PZ  A
1998-08-18 D62611 225.02NAVD88PZ  A
1998-08-18 D7201973.14  PZ  A
1998-08-19 D62610 229.50NGVD29PZ  A
1998-08-19 D62611 228.66NAVD88PZ  A
1998-08-19 D7201969.50  PZ  A
1998-08-20 D62610 224.82NGVD29PZ  A
1998-08-20 D62611 223.98NAVD88PZ  A
1998-08-20 D7201974.18  PZ  A
1998-08-21 D62610 228.33NGVD29PZ  A
1998-08-21 D62611 227.49NAVD88PZ  A
1998-08-21 D7201970.67  PZ  A
1998-08-22 D62610 226.78NGVD29PZ  A
1998-08-22 D62611 225.94NAVD88PZ  A
1998-08-22 D7201972.22  PZ  A
1998-08-24 D62610 243.87NGVD29PZ  A
1998-08-24 D62611 243.03NAVD88PZ  A
1998-08-24 D7201955.13  PZ  A
1998-08-25 D62610 244.25NGVD29PZ  A
1998-08-25 D62611 243.41NAVD88PZ  A
1998-08-25 D7201954.75  PZ  A
1998-08-26 D62610 244.77NGVD29PZ  A
1998-08-26 D62611 243.93NAVD88PZ  A
1998-08-26 D7201954.23  PZ  A
1998-08-27 D62610 243.27NGVD29PZ  A
1998-08-27 D62611 242.43NAVD88PZ  A
1998-08-27 D7201955.73  PZ  A
1998-09-04 D62610 239.41NGVD291Z  A
1998-09-04 D62611 238.57NAVD881Z  A
1998-09-04 D7201959.59  1Z  A
1998-10-05 D62610 239.71NGVD291Z  A
1998-10-05 D62611 238.87NAVD881Z  A
1998-10-05 D7201959.29  1Z  A
1998-11-05 D62610 239.77NGVD291Z  A
1998-11-05 D62611 238.93NAVD881Z  A
1998-11-05 D7201959.23  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
StatusPWater level was affected by pumping at the time of the measurement
Method of measurementLInterpreted from geophysical logs.
Method of measurementZOther.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.