The Paluma Dam is an earth- and rock-fill embankment dam across Swamp Creek, situated on the western slopes of the Paluma Range, north of Townsville, in Far North Queensland, Australia. The resultant reservoir is known as Lake Paluma. Paluma Dam is managed by Townsville City Council.
The Paluma Dam was constructed between 1957 and 1959 and consists of three earthen and rock embankments. The main embankment has a concrete spillway on the right-hand abutment, a concrete intake tower and conduit, and two saddle dams. When built, the original storage capacity was . The capacity was increased to in 1981 and then to in 2020, by adding flashboards to the spillway.
The main dam wall is high and is approximately long. The two additional saddle dams are and long respectively. Since 2020, the impounded reservoir has had storage capacity of , covering and drawn from a catchment area of that includes Paluma Range National Park. The uncontrolled gravity ogee spillway is long and can handle output of or per day.
Water decanted from the dam is piped to the Crystal Creek catchment, on the eastern slopes of the Paluma Range. This water supplements natural flow in Crystal Creek, which is drawn from for supply of water to the city of Townsville.
The Paluma Dam can be accessed via Paluma Dam Road. The lake and the surrounding national park are used for recreational activities such as camping, hiking, swimming and non-motorised boating.