Wikimedia Commons has media related to Potomac River watershed.
- The Potomac River Watershed — all the streams, rivers, and canals that are tributaries of the Potomac Drainage Basin.
- Also included are lakes, reservoirs, and other bodies of water that lie within the Potomac River's watershed.
Subcategories
This category has the following 2 subcategories, out of 2 total.
C
- Chesapeake and Ohio Canal (19 P)
S
Pages in category "Potomac River watershed"
The following 37 pages are in this category, out of 37 total. This list may not reflect recent changes.