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Groundwater levels for the Nation

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Agency code = usgs
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  • 391451076425002
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USGS 391451076425002 BA Gc 64

Baltimore County, Maryland
Latitude  39°14'50.96", Longitude  76°42'49.38" NAD83
Land-surface elevation 168.80 feet above NAVD88
The depth of the well is 195 feet below land surface.
The depth of the hole is 195 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 Baltimore Gabbro Complex (300BLMR) local aquifer.
Output formats
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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
2011-03-1412:00 UTCm62610 155.56NGVD291TUSGSSA
2011-03-1412:00 UTCm62611 154.84NAVD881TUSGSSA
2011-03-1412:00 UTCm7201913.96  1TUSGSSA
2011-05-0212:14 UTCm62610 155.55NGVD291TUSGSSA
2011-05-0212:14 UTCm62611 154.83NAVD881TUSGSSA
2011-05-0212:14 UTCm7201913.97  1TUSGSSA
2011-07-0814:03 UTCm62610 155.24NGVD291TUSGSSA
2011-07-0814:03 UTCm62611 154.52NAVD881TUSGSSA
2011-07-0814:03 UTCm7201914.28  1TUSGSSA
2011-08-0419:30 UTCm62610 154.94NGVD291TUSGSSA
2011-08-0419:30 UTCm62611 154.22NAVD881TUSGSSA
2011-08-0419:30 UTCm7201914.58  1TUSGSSA
2011-10-0618:08 UTCm62610 155.84NGVD291TUSGSSA
2011-10-0618:08 UTCm62611 155.12NAVD881TUSGSSA
2011-10-0618:08 UTCm7201913.68  1TUSGSSA
2024-02-1616:33 UTCm62610 156.86NGVD291VUSGSSA
2024-02-1616:33 UTCm62611 156.14NAVD881VUSGSSA
2024-02-1616:33 UTCm7201912.66  1VUSGSSA
2024-05-2412:04 UTCm62610 155.94NGVD291VUSGSSA
2024-05-2412:04 UTCm62611 155.22NAVD881VUSGSSA
2024-05-2412:04 UTCm7201913.58  1VUSGSSA
2024-06-1318:06 UTCm62610 155.75NGVD291VUSGSSP
2024-06-1318:06 UTCm62611 155.03NAVD881VUSGSSP
2024-06-1318:06 UTCm7201913.77  1VUSGSSP

Explanation
SectionCodeDescription
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 measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-tape measurement.
Measuring agencyUSGSU.S. Geological Survey
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.