The Potomac River runs 405 mi (652 km) from Fairfax Stone Historical Monument State Park in West Virginia on the Allegheny Plateau to Point Lookout, Maryland, and drains 14,679 sq mi (38,020 km 2). The length of the river from the junction of its North and South Branches to Point Lookout is 302 mi (486 km). [4]

American Airlines flight 5342 collided with a U.S. Army Black Hawk helicopter over the Potomac River in the Washington, D.C. area on Wednesday, Jan. 29 ... which took place in Tallinn, Estonia.

These maps are a terrific way to get to know the Potomac from Shepherdstown, W.Va., to Potomac Park, Md. Recreational fishing, biking, hiking, kayaking, canoeing, camping, parking, and public boat launch information is included.

Created with an interstate compact by an Act of Congress in 1940, the Interstate Commission on the Potomac River Basin (ICPRB) is composed of commissioners representing the federal government, the states of Maryland, Pennsylvania, Virginia, …

The Potomac River cuts across five physiographic provinces on its journey to the Chesapeake Bay. From its headwater tributaries in the Appalachian Plateau, the river flows eastward through the Ridge and Valley Province, the Blue Ridge Mountains, the …

The Potomac River begins at a spring in the northeastern corner of Tucker County. The spring is the site of a small monolith, a replica of the first Fairfax Stone that once marked the boundary of the land grant to the sixth Lord Fairfax, which ran to the farthest headwaters of the Potomac.

Dec 7, 2022 · The Potomac River is 652 km (405 miles) in length and has a drainage basin of 38,000 km 2 (14,700 square miles), which makes it the fourth largest river on the United States’ Atlantic Coast. It runs from Fairfax Stone, West Virginia to Chesapeak Bay.

Jan 31, 2025 · 80 Years of Protecting and Preserving the Potomac River ICPRB is very excited to celebrate our 80th anniversary (1940-2020). This Deep Dive into Potomac River History explores the milestones of the past 8 decades on the Potomac River basin.

Nov 1, 2024 · The Tidal Basin seawall rehab is a tangible example of the climate crisis’ real-time costs in the Potomac River watershed. And, it's an opportunity to consider potential responses, including effective nature-based solutions that tap into …

This leaflet, one of a series on the river basins of the United States, contains information on the Potomac River Basin, including a brief early history, a description of the physical characteristics, and other statistical data.