Damariscotta Lake is a lake in Lincoln County, Maine.

Damariscota Lake, which covers 4,300 acres (1,700 ha), encompasses part of the towns of Jefferson, Nobleboro, and Newcastle.

[2] Damariscotta Lake State Park in Jefferson occupies 19 acres at the far northern end of the lake.

[5] The lake is known for its annual run of alewives and the dam and fish ladder built in 1807 at Damariscotta Mills at the lake's southern tip.

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