| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dead River (Narramissic River tributary) | Penobscot River | 44.5912000000 | -68.7036000000 | Map | |||||||
| East Branch Penobscot River |  | Penobscot River | 121,000 | 45.6090000000 | -68.5340000000 | Map | |||||
| Mattawamkeag River | Penobscot River | 82,000 | 45.5190000000 | -68.3610000000 | Map | ||||||
| Narramissic River | Penobscot River | 44.5795000000 | -68.7439000000 | Map | |||||||
| North Branch Marsh River | Penobscot River | 44.4812000000 | -69.2170000000 | Map |