Toonumbar Dam
Encyclopedia
Toonumbar Dam is a dam
built across the Iron Pot Creek that creates the artificial Lake Toonumbar. The dam is located 31km West of Kyogle, New South Wales
, Australia
.
The dam's roles are to conserve water, decrease the flood risk in the area and mainly provide water for crop irrigation in the Richmond Vally Shire.
was primarily designed as an irrigation water storage facility and building commenced in 1969 and ended in 1971.
A NSW Fishing Licence is required to fish in the dam.
Dam
A dam is a barrier that impounds water or underground streams. Dams generally serve the primary purpose of retaining water, while other structures such as floodgates or levees are used to manage or prevent water flow into specific land regions. Hydropower and pumped-storage hydroelectricity are...
built across the Iron Pot Creek that creates the artificial Lake Toonumbar. The dam is located 31km West of Kyogle, New South Wales
New South Wales
New South Wales is a state of :Australia, located in the east of the country. It is bordered by Queensland, Victoria and South Australia to the north, south and west respectively. To the east, the state is bordered by the Tasman Sea, which forms part of the Pacific Ocean. New South Wales...
, Australia
Australia
Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...
.
The dam's roles are to conserve water, decrease the flood risk in the area and mainly provide water for crop irrigation in the Richmond Vally Shire.
Purpose
The damDam
A dam is a barrier that impounds water or underground streams. Dams generally serve the primary purpose of retaining water, while other structures such as floodgates or levees are used to manage or prevent water flow into specific land regions. Hydropower and pumped-storage hydroelectricity are...
was primarily designed as an irrigation water storage facility and building commenced in 1969 and ended in 1971.
- Lake Toonumbar also provides a location for freshwater sports fishing for the species Australian Bass. Boat access is available at Bells Bay and near the dam wall, combustion engine powered craft are permitted to use the dam as long as the 8 knot speed limit is kept to.
Fishing
- Toonumbar Dam has been stocked regularly with Australian Bass and Eastern Cod (totally protected in NSW) fingerlings.
- It is also known as one of the best bass fisheries on the North Coast.
- Toonumbar Dam fishing Information
A NSW Fishing Licence is required to fish in the dam.
Key facts
- The dam has a total storage capacity of 11,000 ML. The catchment area has an approximate area of 9,800 hectares.
Statistics
- Average annual rainfall:
- Capacity – water supply: 11 000 ML
- Capacity – flood storage: Nil
- Submerged area at full supply level:
- Stream Bed Level at Structure (AHD): 41m
- Embankment or Crest Level (AHD):
- Type of Structure:
- Year of Completion: 1971
- Length of Wall: 229m
- Spillway Gates:
- Regulator Valves:
- Average Evaporation (mm/year):