Walney Extension Offshore Wind Farm

Marker for round 1 tender
Round 1
Marker for round 2 tender
Round 2
Marker for round 3 tender
Round 3
Marker for round 4 tender
Round 4
Marker for round 5 tender
Round 5
Marker for round 6 tender
Round 6
Marker for round 7 tender
Round 7
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Developer's initial transfer valueopen key term pop-up

Developer's initial transfer value

The project developer’s initial estimate of how much it will cost them to develop and construct the offshore transmission system. 

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Indicative transfer value (ITV)open key term pop-up

Indicative transfer value (ITV)

Ofgem’s estimate  of the economic and efficient costs that the project developer ought to incur when developing and constructing the offshore transmission system. 

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Final transfer value (FTV)open key term pop-up

Final transfer value (FTV)

Ofgem’s final assessment of the economic and efficient costs that the project developer ought to have incurred when developing and constructing the offshore transmission system.

Developer
Dong
Installed capacity
600MW
Transfer Value
£517m *
Tender Round
Round 5
Status
Due to commence EPQ in March 2017.

Publications and updates

  • Published: 2nd Jun 2020
  • Decisions, Open letters and correspondence
  • 5 Associated documents
Report and associated documents set out the process and rationale for the Authority’s determination of the final transfer value of the Walney Extension transmission assets.

  • Published: 2nd Jun 2020
  • Decisions
  • 1 Associated documents
Approval under condition E12-A2 of the market rate revenue adjustment methodology statement submitted by Diamond Transmission Partners Walney Extension Limited

  • Published: 2nd Jun 2020
  • Decisions, Open letters and correspondence
  • 2 Associated documents
Approval of the statement of the basis of offshore transmission owner charges under E12-J9 for Diamond Transmission Partners Walney Extension Limited

  • Published: 1st Jun 2020
  • Decisions
  • 1 Associated documents
Notice under regulation 29(5) of confirmation of determination to grant a licence to Diamond Transmission Partners Walney Extension Limited

  • Published: 1st Jun 2020
  • Decisions
  • 1 Associated documents
Notice issued under section 49A of the Electricity Act 1989 explaining the reasons for modification of the offshore transmission licence.

  • Published: 6th May 2020
  • Decisions
  • 1 Associated documents
The Authority’s determination to grant a licence to Diamond Transmission Partners Walney Extension Limited in respect of the Walney Extension project.

  • Published: 23rd Mar 2020
  • Licence applications
  • 2 Associated documents
The Authority proposes to modify certain standard conditions of the transmission licence for Diamond Transmission Partners WE Limited using our powers under Section 8A of the Electricity Act 1989.

  • Published: 23rd Mar 2020
  • Decisions, Open letters and correspondence
  • 1 Associated documents
Draft cost assessment report document sets out the process and rationale for the Authority’s determination of the final transfer value of the Walney Extension transmission assets.

  • Published: 11th Feb 2020
  • Decisions
  • 2 Associated documents
The Authority's final decision in relation to the application for certification under the ownership unbundling requirements of the Third Package by Walney Extension Limited.

  • Published: 13th Mar 2019
  • Decisions
  • 1 Associated documents
This notice announces that Ofgem has appointed the Preferred Bidder for the Walney Extension project.