| View KML View WKT | United States Rivers |
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Blackwater River
| States | West Virginia |
| Length | 34.3 miles |
| Watershed Length* | 34 miles |
| Mouth | Black Fork ⤏ Gulf of Mexico |
| GNIS | 1550382 |
* Note: Watershed is mostly rivers/streams 15+ miles in length.
Data from United States Geological Survey