Salmon Brook (Merrimack River tributary)

Salmon Brook is one of the 6 major tributaries of the Merrimack River in northeastern Massachusetts in the United States. Its watershed is 31 square miles (80 km2) and is one of the 14 subwatersheds of the Merrimack River. It passes through Groton, Dunstable, and Tyngsborough, Massachusetts, and then through Nashua, New Hampshire.

Salmon Brook
Salmon Brook looking downstream, Dunstable MA
Salmon Brook in Dunstable, Massachusetts
Location
CountryUS
Physical characteristics
Source 
 ⁃ locationMartins Pond
 ⁃ elevation280 feet (85 m) at Groton, Massachusetts
Mouth 
 ⁃ location
Merrimack River
Length17.5 miles (28.2 km)
Basin size36 square miles (93 km2)
Discharge 
 ⁃ average150 cu ft/s (4.2 m3/s)

Route description

Salmon Brook begins at Martins Pond in Groton. It then flows approximately 17.5 miles (28.2 km) north-northeast to the Merrimack River. It runs through Lost Lake/Knops Pond, Whitney Pond, Cow Pond, and Upper and Lower Massapoag Ponds. All of these water bodies are dammed. The brook runs roughly parallel to the Nashua River from Lost Lake to the brook's mouth in Nashua.

See also

External links

Coordinates: 42°44′55″N 71°26′30″W / 42.74861°N 71.44167°W

Tributaries
Lakes
Towns
Landmarks
Atlantic Ocean
Gulf of Maine
Long Island Sound
Narragansett Bay
Upper New York Bay
Gulf of Maine
Long Island Sound

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