Stony Brook (Merrimack River tributary)

Stony Brook is a tributary of the Merrimack River in northeastern Massachusetts, joining the Merrimack at Chelmsford. Its watershed includes the towns of Boxborough, Harvard, Littleton, Ayer, Groton, Westford, Tyngsborough, and Chelmsford. Its farthest upstream tributary is Beaver Brook, originating in Wolf Swamp in Boxborough, 22 miles (35 km) upstream (southwest) of the mouth of Stony Brook in the Merrimack. Beaver Brook passes through Mill Pond in the center of Littleton and ends at Forge Pond at Forge Village in Westford. Stony Brook is parallel through its course by a railroad line.

Stony Brook (Merrimack River tributary)

Stony Brook is a tributary of the Merrimack River in northeastern Massachusetts, joining the Merrimack at Chelmsford. Its watershed includes the towns of Boxborough, Harvard, Littleton, Ayer, Groton, Westford, Tyngsborough, and Chelmsford. Its farthest upstream tributary is Beaver Brook, originating in Wolf Swamp in Boxborough, 22 miles (35 km) upstream (southwest) of the mouth of Stony Brook in the Merrimack. Beaver Brook passes through Mill Pond in the center of Littleton and ends at Forge Pond at Forge Village in Westford. Stony Brook is parallel through its course by a railroad line.