Sewall's Falls Hydroelectric Facility, East end of Second Street spanning Merrimack River, Concord, Merrimack County, NH
Summary
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.
Unprocessed Field note material exists for this structure: N488
Survey number: HAER NH-20
Tags
hydroelectric power plants
dams
east concord concord nh
sewall
falls
east end
second street
merrimack
merrimack river
concord
merrimack county
new hampshire
energy generation
historic american engineering record
photo
sewall falls hydroelectric facility
ultra high resolution
high resolution
library of congress
Date
1969 - 1980
Contributors
Historic American Engineering Record, creator
Location
East Concord (Concord, N.H.)
,
43.20814, -71.53757
Source
Library of Congress
Link
Copyright info
No known restrictions on images made by the U.S. Government; images copied from other sources may be restricted. http://www.loc.gov/rr/print/res/114_habs.html