Warragamba Dam facts

Warragamba Dam

  • Height: 142 metres
  • Length: 351 metres
  • Thickness at base: 104 metres
  • Width of central spillway: 94.5 metres
  • Volume of concrete: 3 million tonnes
  • Width of auxiliary spillway (at mouth): 190 metres
  • Length of auxiliary spillway: 700 metres

Lake Burragorang

  • Capacity: 2,031,000 megalitres
  • Area: 75 square kilometres
  • Length of lake: 52 kilometres
  • Length of foreshores: 354 kilometres
  • Maximum depth: 105 metres

Catchment

  • Area: 9,051 square kilometres
  • Average annual rainfall: 840 millimetres

Pipelines

  • Diameter: 2,100/3,000mmm
  • Length: 27 km each
  • Capacity: 2,600 megalitres per day