Toonumbar Dam

Description of Dam

• Asset type - Minor ungated dam
• Spillway type - Concrete chute 
• Spillway capacity is 147,000ML/day
• Dam type - Rock fill with clay core
• Construction began in 1969
• When commissioned - 1971
• GPS Latitude is 28.36.288
• GPS Longitude is 152.45.696
• Storage Capacity is 11,000ML
• Surface area is 320hectares 
• Catchment Capacity is 9,800km2
• Water Depth is 34metres
• Outlet Capacity is 830ML/Day
• Dam wall is 155m wide at the base, tapering to 7.6m wide at the crest
• Crest Length is 229metres
• Dam Height is 44metres
• Power Station 0.1MW

Location of Dam

• Coastal Customer Service Area
• North Coast Valley, on the Iron Pot Creek 
• 28kms West of Kyogle and 55kms North-West of Casino
• Nearest town is Kyogle
   

Current Usage

• Water Conservation
• Town Water Supply
• Stock and Domestic Supply
• Irrigation
• Hydro-Power 

Further Information 

• Toonumbar Dam Brochure