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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.
Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1979-08-01 1979-12-19
Microbiological Water-quality 1979-08-01 1979-12-19
Population/Community Water-quality 1979-08-01 1979-12-19
Water Data for the Nation inventory

Monitoring location 382124077122700 is associated with an Estuary in Charles County, Maryland. Water data back to 1979 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
382124077122700 n/a
Site name
POTOMAC RIVER AT MARYLAND POINT n/a
Site type
Estuary
ES
DMS latitude 382142 n/a
DMS longitude 0771158 n/a
Decimal latitude 38.3617921 n/a
Decimal longitude -77.1991453 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 n/a
Scale of location map n/a
Altitude of Gage/land surface n/a
Method altitude determined n/a
Altitude accuracy n/a
Altitude datum
n/a
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
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
n/a
Data-other GW files NNNNNNNN n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number n/a