Category:Potomac River watershed

English: The Potomac River Drainage Basin (watershed) of the eastern United States.
  • With a drainage basin of around 14,700 square miles (38,000 km²).

Subcategories

This category has the following 13 subcategories, out of 13 total.

A

B

D

L

M

N

P

R

S

T

W

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