| View KML View WKT | United States Rivers |
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St. John River - Southwest Branch
| States | Canada (38 mi), Maine (63 mi) |
| Length | 63.4 miles |
| Watershed Length* | 183 miles |
| Mouth | St. John River ⤏ Atlantic Ocean |
| GNIS | 575945 |
Tributaries
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| Name | Distance from Mouth (miles) | Length (miles) | Watershed Length (miles) |
|---|---|---|---|
| St. John River - Baker Branch | 11 | 49 | 88 |
| St. John River - Little Southwest Branch | 26 | 31 | 31 |
* Note: Watershed is mostly rivers/streams 15+ miles in length.
Data from United States Geological Survey