Cruachan Reservoir is a reservoir in

Scotland Scotland (, ) is a country that is part of the United Kingdom. Covering the northern third of the island of Great Britain, mainland Scotland has a border with England to the southeast and is otherwise surrounded by the Atlantic Ocean to the ...

. It is located to the north west of

Loch Awe Loch Awe (Scottish Gaelic: ''Loch Obha'') is a large body of freshwater in Argyll and Bute, Scottish Highlands. It has also given its name to a village on its banks, variously known as Loch Awe or Lochawe. There are islands within the loch such ...

, in a corrie beneath

Ben Cruachan Ben Cruachan ( gd, Cruachan Beann) is a mountain that rises to , the highest in Argyll and Bute, Scotland. It gives its name to the Cruachan Dam, a pumped-storage hydroelectric power station located in a cavern inside the mountain. It is the hig ...

. It is the upper reservoir for the

Cruachan Power Station The Cruachan Power Station (also known as the Cruachan Dam) is a pumped-storage hydroelectric power station in Argyll and Bute, Scotland. The scheme can provide 440 MW of power and produced 705 GWh in 2009. The turbine hall is located in ...

pumped-storage scheme. It was created in the 1960s, and is contained by a dam long. The reservoir has a

catchment area In human geography, a catchment area is the area from which a location, such as a city, service or institution, attracts a population that uses its services and economic opportunities. Catchment areas may be defined based on from where people are ...

of , and is capable of holding seven Gigawatt hours of energy. The water level in the reservoir can fluctuate by as much as a day due to the operation of the power station.

References

Reservoirs in Argyll and Bute Reservoirs in Scotland {{Scotland-geo-stub