The growth of the Long Island Cotton Mill in the early 1900s led to a need for additional power. This need was met with the construction of a new a new concrete dam in 1919, which replaced the old log dam across the Catawba River. The low dam spanned the river from Catawba County side to Iredell County side.
Location (approximate): 35.681, -80.981
Sources:
Josey, Jerry. 1959, Sept 25. “Mill at Long Island Will Close.” Statesville Record and Landmark, page 3.
Long Island, NC Facebook page. 2011-Present. Accessed: 12/10/2012. Available: https://www.facebook.com/t091939r?fref=ts.