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Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Physical Groundwater Levels 1977-09-14 2024-09-18
n/a USGS Active Groundwater Level Network Site 1976-01-01 2021-01-01
n/a USGS Annual Water Data Reports Site 2006-01-01 2011-01-01
Water Data for the Nation inventory

Monitoring location 382654077152701 is associated with a Well in Charles County, Maryland. Water data back to 1976 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
382654077152701 n/a
Site name
CH Da 20 n/a
Site type
Well
GW
DMS latitude 382653.6 n/a
DMS longitude 0771523.3 n/a
Decimal latitude 38.4482222 n/a
Decimal longitude -77.2564722 n/a
Latitude-longitude method
Mapping grade GPS unit (handheld accuracy range 12 to 40 ft) G
Latitude-longitude accuracy
Accurate to + or - .1 sec (Differentially-Corrected GPS). 1
Latitude-longitude datum
North American Datum of 1983 NAD83
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Maryland 24
State
Maryland 24
County
Charles County 017
Country US n/a
Land net location description n/a
Name of location map WIDEWATER, VA-MD n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 90 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 2. feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
Lower Potomac 02070011
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
19741101 n/a
Date site established or inventoried n/a
Drainage area
n/a
Contributing drainage area n/a
Time Zone abbreviation EST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
Data have been checked by the reporting agency. C
Data-other GW files YYNYNYNN n/a
National aquifer Northern Atlantic Coastal Plain aquifer system S100NATLCP
Local aquifer Lower Patapsco Aquifer In the Patapsco Formation 217PPSCL
Local aquifer type
Confined single aquifer C
Well depth 522 feet n/a
Hole depth
523 feet n/a
Source of depth data D n/a
Project number 442404001 n/a