Split Rock Dam

Description of Dam

  • Asset type - Minor ungated dam
  • Spillway type - Ungated concrete chute 
  • Spillway capacity is 720,000ML/day
  • Dam type - Concrete faced rock fill
  • When commissioned - 1987
  • GPS Latitude is 30.29.352
  • GPS Longitude is 150.42.492
  • Storage Capacity is 397,370ML
  • Surface area is 2,150hectares
  • Catchment Capacity is 1,650km2
  • Outlet Capacity is 6,048ML/Day
  • Crest Length is 456metres
  • Dam Height is 66metres
  • Power Station Potential 2MW

Location of Dam

  • North Customer Service Area
  • Namoi Valley, on the Manilla River 
  • Nearest town 28kms away is Manilla

Current Usage

  • Water Conservation
  • Town Water Supply
  • Stock and Domestic Supply
  • Irrigation
  • Environmental Flow

Further Information