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Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Biological Water-quality 1973-02-05 2023-12-19
Information Water-quality 1973-01-02 2024-03-05
Inorganics, Major, Metals Water-quality 1973-02-05 2023-12-06
Inorganics, Major, Non-metals Water-quality 1973-01-02 2024-03-05
Inorganics, Minor, Non-metals Water-quality 1973-03-08 2023-12-06
Inorganics, Minor, metals Water-quality 1973-03-08 2023-12-06
Microbiological Water-quality 1973-01-02 1994-09-13
Nutrient Water-quality 1973-01-02 2023-12-19
Organics, PCBs Water-quality 1976-09-01 1981-09-01
Organics, other Water-quality 1973-03-08 2023-12-19
Organics, pesticide Water-quality 1976-09-01 2024-01-11
Physical Water-quality 1973-01-02 2024-03-05
Population/Community Water-quality 1977-11-08 1980-09-17
Radiochemistry Water-quality 1974-08-28 1994-09-13
Sediment Daily Values, Water-quality 1973-02-05 2023-09-12
Stable Isotopes Water-quality 2021-10-05 2022-10-12
n/a USGS Annual Water Data Reports Site 2006-01-01 2011-01-01
Water Data for the Nation inventory

Monitoring location 01646580 is associated with a Stream in Arlington County, Virginia. Water data back to 1973 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
01646580 n/a
Site name
POTOMAC RIVER AT CHAIN BRIDGE, AT WASHINGTON, DC n/a
Site type
Stream
ST
DMS latitude 385546 n/a
DMS longitude 0770702 n/a
Decimal latitude 38.9295555 n/a
Decimal longitude -77.1169232 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
Virginia 51
County
Arlington County 013
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
Middle Potomac-Anacostia-Occoquan 02070010
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site YNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
11570 square miles 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 442400300 n/a