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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 383431076551801
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USGS 383431076551801 CH Ce 60

Charles County, Maryland
Latitude  38°34'31", Longitude  76°55'18" NAD27
Land-surface elevation 190 feet above NGVD29
The depth of the well is 719 feet below land surface.
The depth of the hole is 740 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 Upper Patapsco Aquifer In the Patapsco Formation (217PPSCU) 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
2021-09-2814:29 UTCm62610 -78.08NGVD291SUSGSSA
2021-09-2814:29 UTCm72019268.08  1SUSGSSA
2022-09-1313:22 UTCm62610 -81.14NGVD291VUSGSSA
2022-09-1313:22 UTCm72019271.14  1VUSGSSA
2023-09-1515:20 UTCm62610 -82.19NGVD291SUSGSSA
2023-09-1515:20 UTCm72019272.19  1SUSGSSA
2024-09-1712:49 UTCm62610 -82.72NGVD291VUSGSSA
2024-09-1712:49 UTCm72019272.72  1VUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracymDate is accurate to the Minute
Parameter code62610Groundwater level above NGVD 1929, feet
Parameter code72019Depth to water level, feet below land surface
Referenced vertical datumNGVD29National Geodetic Vertical Datum of 1929
Status1Static
Method of measurementSSteel-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.