This project, the second for the Potomac River, builds on the first, which covered the area from Shepherdstown, West Virginia, to the Little Falls dam near Washington, DC. The generated maps are ...

Urban sections of the Potomac River are on the brink of becoming safe for swimming, but deforestation and polluted urban runoff are holding back efforts to clean up the waterway, according to a ...

In the 1960s, the Potomac River was declared a “national disgrace” by President Lyndon B. Johnson. Decades later, the condition of the river has earned a “B” from the Potomac River ...