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Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Biological Water-quality 1974-04-09 1974-11-25
Inorganics, Major, Non-metals Water-quality 1973-04-09 1974-11-25
Nutrient Water-quality 1973-05-01 1974-11-25
Organics, other Water-quality 1973-06-12 1974-11-25
Physical Water-quality 1973-04-09 1974-11-25
Water Data for the Nation inventory

Monitoring location 01657480 is associated with a Lake, Reservoir, Impoundment in Fairfax 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
01657480 n/a
Site name
OCCOQUAN RESV AT JACOBS ROCK NR OCCOQUAN, VA n/a
Site type
Lake, Reservoir, Impoundment
LK
DMS latitude 384242 n/a
DMS longitude 0771913 n/a
Decimal latitude 38.71178226 n/a
Decimal longitude -77.3199848 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Unknown or unspecified. U
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Virginia 51
State
Virginia 51
County
Fairfax County 059
Country US n/a
Land net location description n/a
Name of location map OCCOQUAN n/a
Scale of location map 24000 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 NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried 19901213 n/a
Drainage area
570 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 n/a