Lake Roland Dam, Gatehouse, Spanning outlet of Lake Roland near Woodbridge Road, Towson, Baltimore County, MD
Significance: The Lake Roland Water Supply Project was the first attempt by the City of Baltimore to establish a city-wide water supply system. The dam, spillway and gatehouse are the surviving elements of the system which provided a supply of water to the city from 1861 to 1915. The Lake Roland Water Supply Project is significant as one of the first municipal waterworks in the State of Maryland and as one of the first sites in the United States used for testing hypochlorite water treatment processes.
Survey number: HAER MD-81-A