Occum Hydroelectric Plant and Dam
 Occum Hydroelectric Plant and Dam is a historic hydroelectric plant and dam north of Bridge Street on the west side of the Shetucket River in Norwich Connecticut.It masonry-concrete dam was built in 1865. It stands 14 feet high and impounds a maximum of 600 acre-feet of water. The city of Norwich's Department of Public Utilities owns the site which was added to the National Register of Historic Places in 1996.