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Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1961-03-09 1991-08-29
Inorganics, Major, Metals Water-quality 1961-03-09 1991-08-29
Inorganics, Major, Non-metals Water-quality 1961-03-09 1991-08-29
Inorganics, Minor, metals Water-quality 1961-03-09 1991-08-29
Nutrient Water-quality 1961-03-09 1988-05-19
Organics, other Water-quality 1988-05-19 1991-08-29
Physical Groundwater Levels, Water-quality 1945-05-05 1991-09-19
Radiochemistry Water-quality 1988-08-30 1988-08-30
Water Data for the Nation inventory

Monitoring location 383631077083501 is associated with a Well in Charles County, Maryland. Water data back to 1945 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
383631077083501 n/a
Site name
CH Bc 6 n/a
Site type
Well
GW
DMS latitude 383631 n/a
DMS longitude 0770835 n/a
Decimal latitude 38.60872947 n/a
Decimal longitude -77.1427567 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
Latitude-longitude datum
North American Datum of 1927 NAD27
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 INDIAN HEAD, MD-VA n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 65 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 5 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
Middle Potomac-Anacostia-Occoquan 02070010
Drainage basin
n/a
Topographic setting
Hillside
S
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
19410519 n/a
Date site established or inventoried 19450505 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 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 412 feet n/a
Hole depth
417 feet n/a
Source of depth data S n/a
Project number 442409200 n/a

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