Amethyst Gas Field

Summary Information

• Operator: Perenco
• Country: UK
• Location: Southern North Sea
• Production start: 1990
• Partners:
• Type: Gas
• Estimated Reserves:
• Production Volume:

Description

• The field consists of Amethyst East & Amethyst West, with each section having two unmanned platforms. The platforms are A1D, A2D, B1D & C1D
• Amethyst Gas Field acts as a hub for a number of satellites including the Rose Field and the Helvellyn Gas Field.
  • The Helvellyn field comprises one gas field and is in the Southern Basin of the UKCS in licence P001, Block 47/10a. The development consisted of a single subsea well which is completed with a subsea production tree protected by an over-trawlable structure which ties back to the Amethyst A2D platform.
• Gas is transported by subsea pipeline to the Easington Gas Processing Terminal

Contractors

• **UIE:** B1-D & C1-D Platforms
• **Heerema:** A1D and A2D Platforms
• **Stolt Offshore:** Pipelines
• **NOS:** Amethyst A1D and A2D Platform Cable Supports

History

• 1988 - Field development approval awarded
• 1990 - First gas produced
• 2001 - Rose gas field discovered
• 2003 - Development approval given for Rose
• 2004 - First gas from Rose field
• 2009 - BP acquired BG Groups stake
• 2012 - Perenco acquired the field from BP
• 2020 - Decommissioning approval for Amethyst
• 2024 - Decommissioning approval for Helvellyn

Geology

• The reservoir sands are from the prolific Rotliegendes Leman sandstone

Links

1. UK Oil and Gas Fields by Approval Date
2. List Of Oil Production Platforms In The UK
3. List Of Oil and Gas Production Platforms In The UK
4. UK Oil and Gas Field Approved Decommissioning Programmes
5. FoundOcean Subsea References
6. BG Group Announces New Gas Discovery In Southern North Sea
7. Centrica produces first gas from Rose field
8. BG Group completes UK North Sea asset exchange with BP
9. BP Agrees Sale of Southern Gas Assets to Perenco