Collection

EIA Submissions and Decisions - 2021

2021 Submissions and Decisions

• From: Department for Energy Security and Net Zero, Offshore Petroleum Regulator for Environment and Decommissioning and Department for Business, Energy & Industrial Strategy
• Published: 5 January 2021
• Last updated: 25 February 2026 — See all updates

Projects subject to an EIA process under the 2020 EIA Regulations are listed below. Further information on the individual projects EIA and the decision status can be accessed by selecting the relevant link below. The link for each project will only be made accessible on receipt of the public notice as set out in regulation 11(8).

Project Title	Developer	Year Submitted	OPRED Ref	Public Consultation Started	Status
Southwark Pipeline Installation Project	IOG UK Ltd	2021	D/4257/2020	Yes	Determined
Tolmount East Development	Premier Oil UK Limited	2021	D/4265/2021	Yes	Determined
Jackdaw Field Development	UK North Sea Limited	2021	D/4260/2021	Yes	Under Review
Cambo Phase 1 Field Development	Ithaca SP E&P Limited	2021	D/4261/2021	Yes	Withdrawn
Rhum Production Increase	Serica Energy (UK) Limited	2021	D/4267/2021	Yes	Determined
Abigail Field Development	Ithaca Energy (UK) Limited	2021	D/4263/2021	Yes	Determined
Alwyn East Field Development	TotalEnergies E&P UK Ltd	2021	D/4264/2021	Yes	Determined
Pegasus West Development	Spirit Energy North Sea Limited	2021	D/4269/2021	Yes	Withdrawn

Published 5 January 2021

Last updated 25 February 2026 + show all updates

1. 25 February 2026

   Change of developer name from Siccar Point Energy E&P Limited to Ithaca SP E&P Limited. ES withdrawn

2. 18 November 2025

   Amended developer name from 'BG International Limited' to 'UK North Sea Limited'.

3. 7 November 2025

   Changed D/4260/2021 from Determined to Under Review.

4. 22 September 2023

   Alwyn East ES noted as Determined

5. 1 June 2022

   D/4260/2021 from "Under Review" to "Determined"

6. 5 May 2022

   Southwark Pipeline Installation ES noted as Determined

7. 10 March 2022

   Rhum noted as Determined

8. 28 February 2022

   Pegasus West ES notes as withdrawn

9. 20 January 2022

   Update to the status of the Abigail Field Development Environmental Statement

10. 2 November 2021

    Pegasus West Development Public Notices added.

11. 26 October 2021

    Alwyn East Development Public Notice received

12. 8 October 2021

    Addition of entry for Pegasus West Development Environmental Statement

13. 29 September 2021

    Alwyn East Field Development Under Review.

14. 6 August 2021

    Update to Tolmount East ES status

15. 26 July 2021

    Abigail ES Decision page link added

16. 2 July 2021

    Abigail Field Development Environmental Statement under review.

17. 15 June 2021

    Rhum Production Increase entry updated to reflect commencement of public consultation

18. 15 June 2021

    Public consultation started updated for Cambo.

19. 7 June 2021

    Link to Cambo ES D/4261/2021 decsion page added

20. 4 June 2021

    Addition of 'Public Consultation Started' column to table and changes to body of text to address this

21. 3 June 2021

    Rhum ES added

22. 3 June 2021

    Addition of Cambo Phase 1 Field Development ES details

23. 6 May 2021

    Addition of entry for D/4260/2021

24. 27 April 2021

    Addition of D/4265/2021

25. 23 April 2021

    Addition of entry for D/4257/2020

26. 5 January 2021

    First published.