Penobscot River

Grand Lake Matagamon from the Baxter Park Access Road before the Matagamon Gate

Windows on the River: East Branch Windows on the River: West Branch The Penobscot River Basin drains 8,680 +/- square miles in northeastern Maine. The main stem of the river flows for 105 miles from the confluence of its East and West Branches in Medway, south to its mouth in Penobscot Bay. Approximately 95% of…