Lake Roland Dam, also known as Lake Swann, is a vital water resource in Baltimore, Maryland, serving both recreational and irrigation purposes.
Wind
Humidity
Built in 1861 by Whitman, Requardt & Assoc., this earth dam stands at a height of 42 feet and has a length of 322 feet. The dam holds a normal storage capacity of 1000 acre-feet, with a maximum storage of 1867 acre-feet.
Located on Jones Falls, the dam is under the jurisdiction of the Maryland Dam Safety agency and is regularly inspected and enforced for safety measures. Despite being classified as having a high hazard potential, the dam's condition is assessed as fair, with the last inspection conducted in July 2021. The spillway type is uncontrolled, with a width of 227 feet, and the outlet gates consist of a slide (sluice gate).
Overall, Lake Roland Dam plays a crucial role in water management and recreation in the Baltimore area. With a moderate risk assessment score of 3, the dam continues to be a key feature in the region's water resource infrastructure, ensuring the safety and sustainability of the surrounding communities.
Years Modified |
1994 - Hydraulic |
Year Completed |
1861 |
Dam Length |
322 |
Dam Height |
42 |
River Or Stream |
Jones Falls |
Primary Dam Type |
Earth |
Surface Area |
100 |
Drainage Area |
36.8 |
Nid Storage |
1867 |
Outlet Gates |
Slide (sluice gate) - 0 |
Hazard Potential |
High |
Foundations |
Unlisted/Unknown |
Nid Height |
42 |