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The Potomac
About
The Potomac River /pəˈtoʊmək/ flows into the Chesapeake Bay, located along the mid-Atlantic coast of the United States. The river (main stem and North Branch) is approximately 405 miles (652 km) long,[1] with a drainage area of about 14,700 square miles (38,000 km²).[2] In terms of area, this makes the Potomac River the fourth largest river along the Atlantic coast of the United States and the 21st largest in the United States. Over 5 million people live within the Potomac watershed.