( « ()»)
| Potomac River | |
|---|---|
| 617 | |
| 38 100 ² | |
| 306 ³/ | |
| , , , | |
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590 , 780 [3] ( 617 ( 460 ))
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, ; , Potomac ( Patawomeke, ) « » «, ». Cohongarooton, « ».[4] 1570 . . 1608 . . . (1634) . - . , .
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, -.
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- Indian Mounds of Loudoun County. 9 2012. (.)
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- Interstate Commission on the Potomac River Basin (ICPRB)
- Potomac Conservancy
- Potomac Heritage National Scenic Trail
- Potomac Riverkeeper
- Potomac Watershed Partnership
- Potomac Watershed Roundtable
- Prince William Conservation Alliance
- Stewards of the Potomac Highlands
- West Virginia Division of Natural Resources
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