The Occoquan River flows into the Potomac River at Belmont Bay, and is located in Northern Virginia, along the mid-Atlantic coast of the United States (USA). The river is approximately 20 mi (32 km) long and its watershed covers about 590 square miles (1,528.09 km²). It is formed by the confluence of Broad Run and Cedar Run, in Prince William County; Bull Run enters it ESE of Manassas, as it turns to the SE. It is part of the Chesapeake Bay watershed. Upper part of the Potomac River The Potomac River flows into Chesapeake Bay, located along the mid-Atlantic coast of the United States (USA). ... State nickname: Old Dominion Other U.S. States Capital Richmond Largest city Virginia Beach Governor Mark R. Warner (D) Official languages English Area 110,862 km² (35th)  - Land 102,642 km²  - Water 8,220 km² (7. ... See mile - unit of measurement (distance) Miles Aircraft Ltd - UK manufacturer of light and military aircraft Miles Tails Prower - a fictional fox Miles Davis was an American jazz composer and trumpeter and was one of the most influential and innovative musicians of the 20th century. ... A kilometre (American spelling: kilometer, symbol: km) is a unit of length equal to 1000 metres (from the Greek words khilia = thousand and metro = count/measure). ... Location in the state of Virginia Formed 1730 Seat Manassas Area  - Total  - Water 902 km² (348 mi²) 27 km² (11 mi²) 3. ... Manassas is an independent city located in the state of Virginia. ... Chesapeake Bay - Landsat photo The Chesapeake Bay is the largest estuary in the United States. ...

Dams

The Occoquan has three dams along its length. The first is at the Town of Occoquan, and is a reservoir belonging to the [Fairfax County Water Authority], and serves as a source of drinking water for parts of Fairfax and Prince William Counties, Virginia. The Occoquan Reservoir stretches from Occquan to Bull Run. Further upriver is Lake Jackson. The dam that creates Lake Jackson is at Virgnina Route 234, Dumfries Road, and is a former hydroelectric facility. Today the dam contains the lake, but has not produced electricity in several decades. Scrivener Dam, Canberra Australia, was engineered to withstand a once-in-5000-years flood event A dam is a barrier across flowing water that obstructs, directs or retards the flow, often creating a reservoir, lake or impoundment. ... Occoquan is a town located in Prince William County in the State of Virginia. ... Generally, a reservoir is something that can hold matter or energy. ... Location in the state of Virginia Formed 1742 Seat Fairfax Area  - Total  - Water 1,053 km² (407 mi²) 30 km² (12 mi²) 2. ... Dumfries is a town located in Prince William County, Virginia. ...

There is a third dam up Broad Run from its confluence with Cedar Run; this dam forms Lake Manassas, which is the primary water supply for the City of Manassas.

External links

Occoquan Watershed Monitoring Laboratory

Northern Virnginia Regional Commission, Occoquan Basin Nonpoint Pollution Management Program

The Potomac Appalachian Trail Club -- Bull Run/Occoquan Trail

Sources

ADC The map People Street Map Book of Prince William County, Virgnia, 28th Edition, 2003

Occoquan Watershed Monitoring Laboratory

Northern Virgnia Regional Commission