Sardis Joinery Dinorwig

The Dinorwig Power Station, known locally as Electric Mountain, or Mynydd Gwefru, is a pumped-storage hydroelectric scheme, near Dinorwig, Llanberis in Snowdonia national park in Gwynedd, north Wales. The scheme can supply a maximum power of 1,728 MW and has a storage capacity of around 9.1 GWh.
  • Location: Dinorwig, Wales
  • Construction began: 1974
  • Opening date: 1984
  • Construction cost: £425 million
  • Owner(s): First Hydro Company (a division of Engie)
  • Creates: Upper: Marchlyn Mawr · Lower: Llyn Peris
  • Commission date: 1984
Data from: en.wikipedia.org