---
title: "Seagreen 1A"
source: https://hafrok.com/projects/uk-seagreen-1a/
identifier: uk-seagreen-1a
updated: 2026-10-13
---

# Seagreen 1A

Source: https://hafrok.com/projects/uk-seagreen-1a/  
Data as of: 2026-10-13

Extension to operational 1.1GW Seagreen Phase 1 (operational 2023). Located 27km off Angus coast.

| Field | Value |
|---|---|
| Country | United Kingdom |
| Sea basin | North Sea |
| Capacity | 500 MW |
| Turbines | 36 |
| Lifecycle stage | Advanced Development |
| Owners | SSE Renewables · TotalEnergies |
| Coordinates | 56.64, -1.93 |
| Commercial operation (Hafrok's expected year) | 2032 (range 2031–2033) |
| Chance of delivery | Expected (weight 0.75) |

## Milestones

- **Consent applied** — 2022-05 (achieved)
- **Consent granted** — 2022-10 (achieved)
- **Commercial operation** — 2032 (expected)

## Offtake

No offtake secured — route to market open


## Sources

Every figure above traces to one of these. Quoted passages are held but not republished; follow the link for the original wording.

- unknown, date not stated — https://www.seagreen1a.com/
- unknown, date not stated — https://www.sserenewables.com/offshore-wind/projects/seagreen1a/
- NESO, 2026-06-12 — https://api.neso.energy/dataset/cbd45e54-e6e2-4a38-99f1-8de6fd96d7c1/resource/17becbab-e3e8-473f-b303-3806f43a6a10/download/tec-register-12-june-2026.csv
- SSE Renewables, 2022-10 — https://www.sserenewables.com/news-and-views/2022/10/seagreen-s-renewable-energy-output-to-be-maximised/
- SSE Renewables, 2021-12-13 — https://www.sserenewables.com/news-and-views/2021/12/marine-licence-milestone-for-seagreen-1a/
- Companies House, 2024-05-03 — https://find-and-update.company-information.service.gov.uk/company/12570748/persons-with-significant-control
- ORE Catapult, 2026-01 — https://ore.catapult.org.uk/resource-hub/blog/allocation-round-7-ar7-results-and-analysis
- offshoreWIND.biz, 2026-01-14 — https://www.offshorewind.biz/2026/01/14/rwe-secures-almost-7-gw-as-uk-awards-8-4-gw-in-europes-biggest-ever-offshore-wind-auction/
- Seagreen 1A, 2026 — https://www.seagreen1a.com/
- GEM, 2026 — https://www.gem.wiki/Seagreen_offshore_wind_farm
- GEBCO Compilation Group, 2020 — https://www.gebco.net/data_and_products/gridded_bathymetry_data/
- DTU Wind Energy / World Bank (Global Wind Atlas), 2026 — https://globalwindatlas.info/
- Department for Energy Security and Net Zero, 2026-05-06 — https://assets.publishing.service.gov.uk/media/69fc56908cc72d2f863ea58d/REPD_publication_Q1_2026.csv
- Scottish Government Marine Directorate (MD-LOT), 2026-08-23 — https://marine.gov.scot/?q=marine-projects
- DESNZ (gov.uk), 2026 — https://www.gov.uk/government/collections/contracts-for-difference-cfd-allocation-round-8

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Hafrok · https://hafrok.com/projects/uk-seagreen-1a/ · please cite the page you took a figure from.