Welcome to the
Online Potomac River Atlas

The Potomac River, and the natural beauty of this part of Western Maryland, is a magnet for visitors and residents alike. Thank you for visiting and being in Washington County, home to five national parks, eight state parks, over thirty museums, first-rate shopping (including Hagerstown Premium Outlets), and a lot a more. Learn more about Hagerstown-Washington County, or spend some time here, learning more about our beautiful Potomac River.

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Learn what the symbols used throughout the atlas stand for.

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