USGS Parameter Group | Data Types | Start Date | End Date |
---|---|---|---|
Physical | Groundwater Levels | 1991-06-06 | 2018-10-02 |
Monitoring location 383754077051201 is associated with a Well in Charles County, Maryland. Water data back to 1991 are available online.
Metadata Element | Location Metadata | Metadata Code |
---|---|---|
Agency
|
U.S. Geological Survey | USGS |
Site identification number
|
383754077051201 | n/a |
Site name
|
CH Bc 76 | n/a |
Site type
|
Well
|
GW |
DMS latitude | 383754.9 | n/a |
DMS longitude | 0770511.5 | n/a |
Decimal latitude | 38.63191667 | n/a |
Decimal longitude | -77.08652778 | 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 | MOUNT VERNON,VA-MD | n/a |
Scale of location map | 24000 | n/a |
Altitude of Gage/land surface | 171 feet | n/a |
Method altitude determined | Interpolated from topographic map. | M |
Altitude accuracy | 10 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
|
19910606 | 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 | YYYNNYNN | 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 | 615 feet | n/a |
Hole depth
|
813 feet | n/a |
Source of depth data | D | n/a |
Project number | 442404000 | n/a |