Souhegan River

Souhegan River in Wilton NH

Position of the Souhegan River in the catchment area of ​​the Merrimack River

The Souhegan River is a right tributary of the Merrimack River in the south of the U.S. state of New Hampshire.

The Souhegan River is formed at the confluence of its two headwaters of West Branch and South Branch Souhegan River southeast of New Ipswich, near the border with Massachusetts. It flows through the small reservoir Water Loom Pond in north north-easterly direction and passes through the city Greenville. In Wilton Stony Brook opens the left side into the river. The Souhegan River now flows east to Milford and on to Merrimack, where he meets the southward flowing Merrimack River. The Souhegan River has a length of 51 km. It drains an area of 438 km ².

Hydropower plants

On the river there are four hydroelectric plants: one in New Ipswich, two in Greenville and one in Wilton.

Fauna

The Souhegan River is home to a number of fish species, including smallmouth bass, perch diamond, common sunfish, perch and American River Redhorse. Brook trout, brown trout and rainbow trout were introduced in the river as Angel fish. The New Hampshire Fish and Game Department annually sets from fry of Atlantic salmon in the Souhegan River in order these migratory fish to resettle permanently in these waters.