🌊 Offshore wind farm

West of Duddon Sands
Offshore

Recorded in WhichWindTurbine: 108 wind turbines in operation. Point the app at one of them to see its profile in real time.

108
turbines
389 MW
MW total
3.6 MW
per turbine

📍 108 turbines mapped — each dot is a turbine recorded in the database. Average position: 53.98496 N · 3.46413 W.

West of Duddon Sands

108 turbines · operational · Offshore

Wind farm facts

StatusOperational
County / regionOffshore
Turbines108
Installed capacity389 MW
Turbine capacity3.6 MW
Tip heightnot recorded
Operator (or applicant)Scottish Power Renewables & Orsted (formerly Dong Energy)
Turbine manufacturerSiemens
Turbine modelSWT-3.6-120
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✓ Verified reference — turbine make and model

Siemens · SWT-3.6-120 · 108 turbines · 3.6 MW each · hub 90 m · rotor 120 m

Source: Iberdrola, official project page, 2025, read on 2026-09-14. Corroborated by 3 further sources. Where OpenStreetMap tags differ, this record prevails.

✓ Independently confirmed on 2026-09-19 by Wikipedia, list of UK offshore wind farms: 108 Siemens SWT-3.6-120, 389 MW, October 2014.

♻️ Project timeline

Dated milestones from the UK Renewable Energy Planning Database (REPD), Q2 2026 — not estimates.

→ ~20372010201520202025today1234
  1. 1Apr 2006 — Application submitted
  2. 2Sep 2008 — Permission granted
  3. 3May 2013 — Under construction
  4. 4Oct 2014 — Operational

The register also records a planning permission expiry in Sep 2000, in the same month as, or before, the permission was granted: it refers to an earlier permission, left off the axis.

DevelopmentConstructionOperationAhead (repowering horizon at 22 years)

From application to operation, this scheme took about 8 years.

Source: Renewable Energy Planning Database, Department for Energy Security and Net Zero, Open Government Licence v3.0. REPD ref 2519.

What the register tells us

The application was determined in about 29 months. Construction to first power took about 17 months. A planning permission on this site expired in September 2000. The scheme has been operating for about 12 years. That works out at 3.6 MW per turbine on average.

Nearby

See all wind farms in Offshore.

Sources and dates

DataSourceExtract
Site, capacity, status, planning milestonesRenewable Energy Planning Database (DESNZ, Open Government Licence v3)Q2 2026, published 03/08/2026
Turbine positionsOpenStreetMap contributors (ODbL)19/08/2026
Manufacturer and modelOpenStreetMap tags, unverified — REPD does not record turbine models. Known for 41 % of UK turbines (manufacturer) and 32 % (model); some values are propagated within a site and may be wrong.19/08/2026

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