Rydal Dam

Rydal DamLocation

  • 2 kilometres north of Rydal NSW Australia
  • Macquarie Valley
  • Google maps

Construction 

  • 1996 - Upgrade
  • 1989 - Width of channel spillway increased
  • 1957 - Completed
  • 1956 - Commenced

Description

  • Homogeneous earthfill embankment dam
  • Spillway - Uncontrolled open channel 
  • Wall - Earth fill 

Usage

  • Off stream water storage for Delta power stations at Wallerwang and Mount Piper

Dimensions

  • Catchment - 1.5 square kilometres
  • Crest length - 425 metres
  • Surface area - 7 hectares
  • Water depth - 10 metres
  • Wall height - 16 metres

Capacity

  • Outlet - 56 megalitres per day
  • Spillway - 14,000 megalitres per day
  • Storage - 370 megalitres