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Groundwater levels for the Nation

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Agency code = usgs
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  • 393813076520901
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USGS 393813076520901 CL Bf 197

Carroll County, Maryland
Latitude  39°38'13", Longitude  76°52'09" NAD27
Land-surface elevation 826.89 feet above NGVD29
The depth of the well is 25 feet below land surface.
The depth of the hole is 25.5 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 Prettyboy Schist (300PRTB) local aquifer.
Output formats
Table of data
Tab-separated data
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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
1986-01-07 D62610 813.28NGVD291SUSGSSA
1986-01-07 D62611 812.59NAVD881SUSGSSA
1986-01-07 D7201913.61  1SUSGSSA
1988-12-08 D62610 811.93NGVD291Z  A
1988-12-08 D62611 811.24NAVD881Z  A
1988-12-08 D7201914.96  1Z  A
1989-01-13 D62610 813.08NGVD291Z  A
1989-01-13 D62611 812.39NAVD881Z  A
1989-01-13 D7201913.81  1Z  A
1989-02-16 D62610 814.09NGVD291Z  A
1989-02-16 D62611 813.40NAVD881Z  A
1989-02-16 D7201912.80  1Z  A
1989-03-30 D62610 817.21NGVD291Z  A
1989-03-30 D62611 816.52NAVD881Z  A
1989-03-30 D720199.68  1Z  A
1989-08-04 D62610 815.62NGVD291Z  A
1989-08-04 D62611 814.93NAVD881Z  A
1989-08-04 D7201911.27  1Z  A
1989-09-08 D62610 814.13NGVD291Z  A
1989-09-08 D62611 813.44NAVD881Z  A
1989-09-08 D7201912.76  1Z  A
1989-10-05 D62610 813.47NGVD291Z  A
1989-10-05 D62611 812.78NAVD881Z  A
1989-10-05 D7201913.42  1Z  A
1990-04-05 D62610 815.92NGVD291Z  A
1990-04-05 D62611 815.23NAVD881Z  A
1990-04-05 D7201910.97  1Z  A
1990-10-03 D62610 812.95NGVD291Z  A
1990-10-03 D62611 812.26NAVD881Z  A
1990-10-03 D7201913.94  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
Method of measurementSSteel-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.