Blyth Offshore
Demonstration project. 5 turbines in power boost mode at 8.3 MW. Located 5.7km off Blyth, Northumberland.
Status
Operationallifecycle stage
Ownership
EDF Renewables UK — 51% ◆VRVantage RE — 49% ◆
Location
United KingdomNorth Sea
Technology
Capacity
41.5 MW ◆
Turbines
5 × 8.3 MW ◆
Model
Mhi Vestas V164 8-3 ◆
Foundation
GBS ◆
Site & conditions
Site rights
Seabed rights held ∴
Water depth
7–12 m ≈
Distance from shore
5.7 km ◆
Wind speed
8.4 m/s @ 100 m ≈
Revenue & grid
Offtake
Other ∅
Grid
Secured ◆
Connection
Onshore substation at former Blyth Power Station site ◆
Schedule
COD
Oct 2017 ◆
Project timeline & ownership verified milestones on the spine · ownership from Hafrok's transactions record
5 dated milestones on the spine, each with its source · the ownership chain from Hafrok's transactions record · the developer's announced-COD history
For registered readers · register below ↓
Revenue & offtake contract terms, price levels and the route to market
the contract terms on record · price over time in money of the day · the routes to market and the next visible round
For registered readers · register below ↓
Installation how the build is going · from sourced statements and Hafrok's registers
construction status and turbines standing · vessel and port contracts · the grid connection and whether it is ready in time
For registered readers · register below ↓
Sources & verification
Rests on 13 sources (11 primary) · ◆ 7 documents held
◆Verified≈Modelled◇Sourced∴Inferred⌁Convention○Unverified∅No source·Derived
Numbers are stable citation ids — grouped by source class, so they are not consecutive.
Regulator2
[14]
Department for Energy Security and Net Zero2026-05-06◆ Renewable Energy Planning Database (REPD…
“REPD Q1 2026 quarterly extract — Ref ID 2523: Site Name "Blyth Offshore Wind Test Site", Development Status "Operational", Installed Capacity 41.5 MWelec, Operator "EDF Energy Renewables"”
supportsRegister entry
[15]
Companies House2019-11-06◆ Blyth Offshore Demonstrator Limited — ac…
“Blyth Offshore Demonstrator Limited (the "Company") is a private company incorporated, domiciled and registered in England in the UK and resident in the UK for tax purposes. The registered number is 0…”
supportsFirst powerCommercial operationCOD history
Operator7
[1]
[3]
Offshore Energy Biz2013-11-08◆ Narec to Build UK's Largest Offshore Win…
Press report — cited, not quoted; read it at the source link.
supportsConsentConsent granted
[4]
EDF Energy2017-07◆ Blyth Offshore wind farm project hits ne…
“EDF Energy Renewables, a 50-50 UK joint venture between EDF Energies Nouvelles and EDF Energy. The wind farm comprises five MHI Vestas V164 8.3MW wind turbines installed onto the gravity-based foundat…”
supportsTurbinesModelUnit capacityFoundationDistance from shore
[5]
Royal BAM Group2017-08
“The first gravity-based foundation (GBF) has been successfully installed onto the sea bed as the latest step in the development of the Blyth Offshore Demonstrator wind farm — the first time this speci…”
supportsFoundation
[6]
EDF Power Solutions UK2025◆ Blyth wind farm - EDF power solutions UK…
“Total capacity: 41.5 MW. Five turbines x 8.3 MW each. Blyth is the first offshore wind farm to use float and submerge technology. Powering up to 36000 homes.”
supportsTurbinesUnit capacityTotal capacityFoundation
[9]
Port of Blyth2016-06
“EDF Energy Renewables (EDF ER), a 50-50 UK joint venture between EDF Energies Nouvelles and EDF Energy, has commenced construction on the Blyth Offshore Demonstrator onshore. Offshore turbine installa…”
supportsOnshore constructionOffshore constructionSite rightsinstallation
[10]
OEM1
[2]
MHI Vestas Offshore Wind2018-06-22◆ Blyth demonstration fully commissioned P…
“MHI Vestas completes commissioning of five V164-8.4 MW turbines, now the world's most powerful, commercially installed wind turbine. ... With installation and commissioning now complete at the Blyth O…”
supportsTurbinesModelUnit capacityTotal capacity
Trade press3
[11]
[12]
[13]
Early access