USGS Parameter Group | Data Types | Start Date | End Date |
---|---|---|---|
Physical | Groundwater Levels | 1995-09-15 | 2024-04-25 |
n/a | USGS Active Groundwater Level Network Site | 1995-01-01 | 2021-01-01 |
n/a | USGS Annual Water Data Reports Site | 2006-01-01 | 2011-01-01 |
Monitoring location 383809077053401 is associated with a Well in Charles County, Maryland. Water data back to 1995 are available online.
Metadata Element | Location Metadata | Metadata Code |
---|---|---|
Agency
|
U.S. Geological Survey | USGS |
Site identification number
|
383809077053401 | n/a |
Site name
|
CH Bc 78 | n/a |
Site type
|
Well
|
GW |
DMS latitude | 383809.8 | n/a |
DMS longitude | 0770532.6 | n/a |
Decimal latitude | 38.63605556 | n/a |
Decimal longitude | -77.09238889 | 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 | 20.13 feet | n/a |
Method altitude determined | Level or other surveyed method. | L |
Altitude accuracy | .1 feet | n/a |
Altitude datum
|
North American Vertical Datum of 1988 | NAVD88 |
Subbasin hydrologic unit
|
Lower Potomac | 02070011 |
Drainage basin
|
n/a | |
Topographic setting
|
Flat surface
|
F |
Flags for instruments at site | NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN | n/a |
Date of first construction
|
19950915 | n/a |
Date site established or inventoried | 19960513 | 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
|
Unchecked data. | U |
Data-other GW files | YYYYNYNN | n/a |
National aquifer | Northern Atlantic Coastal Plain aquifer system | S100NATLCP |
Local aquifer | Patuxent Formation | 217PTXN |
Local aquifer type
|
Confined single aquifer | C |
Well depth | 800 feet | n/a |
Hole depth
|
814 feet | n/a |
Source of depth data | D | n/a |
Project number | n/a |