110.6a—Fore River, Portland Harbor, Portland, Maine.
The water area beginning at a point on the shoreline near the Coast Guard Base in Position 43-38 43″ N and 070-14 49″ W; thence 319 to position 43-38 55″ N, 070-15 03″ W; thence 50 to position 43-39 06″ N: 070- 14 43″ W: thence 161 to mainland; and thence southwesterly along the shore to the point of beginning.