The Emergency Action Plan for DeKalb County’s Scott Candler Reservoirs in Dunwoody shows in blue the area expected to be almost instantly flooded if both dams failed. Other maps in the plan show the flood extending miles away. (John Ruch)
The house at 4615 Lake Forrest Drive (above) sits next to the Lake Forrest Dam, a fact owner Al Longman said did not realize for years. (Photo by John Ruch)