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New Hampshire

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Concord

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Sewall's Falls Hydroelectric Facility, East end of Second Street spanning Merrimack River, Concord, Merrimack County, NH



B&W Photos

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Data Pages


Photo Caption Pages


Item Title


Location
East end of Second Street spanning Merrimack River, Concord, NH

Find maps of Concord, NH


Created/Published
Documentation compiled after 1968.

Notes
Survey number HAER NH-20
Unprocessed field note material exists for this structure (N488).
Significance: The dam in Concord, New Hampshire, was one of the longest timber crib dams in the eastern U.S. On September 29, 1893, this became the second commercial supplier of three-phase electric current in the U.S. The dam remained intact until 1984, at which time the mid-section washed away.

Subjects
Dams
Hydroelectric Power Plants


Collection
Historic American Engineering Record (Library of Congress)

Contents


Back to Concord, New Hampshire