River in Maine

The Alder River is a 6.3-mile-long (10.1 km) river in Maine. A tributary of the Androscoggin River, the Alder flows west from Locke Mills (44°24′00″N 070°42′13″W﻿ / ﻿44.40000°N 70.70361°W﻿ / 44.40000; -70.70361﻿ (Locke Mills, Maine)) to Bethel.