The Scroby Sands Wind Farm is a wind farm

Wind farm

A wind farm is a group of wind turbines in the same location used to produce electric power. A large wind farm may consist of several hundred individual wind turbines, and cover an extended area of hundreds of square miles, but the land between the turbines may be used for agricultural or other...

 located on the Scroby Sands

Scroby Sands

Scroby Sands is a sandbank or shoal, off the coast of Norfolk, England which runs near shore, north to south from Caister south towards Great Yarmouth. The sands are now clearly marked by the Wind turbines of Scroby Sands wind farm which were erected in 2003-4...

 sandbank in the North Sea

North Sea

In the southwest, beyond the Straits of Dover, the North Sea becomes the English Channel connecting to the Atlantic Ocean. In the east, it connects to the Baltic Sea via the Skagerrak and Kattegat, narrow straits that separate Denmark from Norway and Sweden respectively...

, 2.5 kilometres (1.6 mi) off the coast of Great Yarmouth

Great Yarmouth

Great Yarmouth, often known to locals as Yarmouth, is a coastal town in Norfolk, England. It is at the mouth of the River Yare, east of Norwich.It has been a seaside resort since 1760, and is the gateway from the Norfolk Broads to the sea...

 in eastern England

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

, United Kingdom

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

. It was commissioned in March 2004 by Powergen Renewables Offshore, a division of E.ON UK

E.ON UK

E.ON UK is an energy company in the United Kingdom and a subsidiary of E.ON, the world's largest investor-owned power and gas company. As Powergen, it was listed on the London Stock Exchange and was once a constituent of the FTSE 100 Index but since 1 July 2002 has been owned by E.ON AG of...

. It is expected to produce up to a maximum of 60 megawatts of power, enough for supply of 41,000 households. Between 2005 and 2010, its capacity factor

Capacity factor

The net capacity factor or load factor of a power plant is the ratio of the actual output of a power plant over a period of time and its potential output if it had operated at full nameplate capacity the entire time...

 was between 26 to 32%.

The farm consists of 30 wind turbines, each with three 40 metres (131.2 ft) blades rotating around a centre-point some 60 metres (196.9 ft) above the mean sea level on hollow 4.5 metres (14.8 ft) diameter steel masts, in from 13 metre depth of water.