Asset report
Alison & Ann
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Report summary
Production has ceased from the Alison and Ann fields. Approval was given by the UK Oil and Gas Authority (OGA) for cessation of production (COP) in December 2015 for Ann and January 2016 for Alison.The Ann gas field was developed using a subsea template controlled via an 18 kilometre long umbilical from the Centrica-operated Audrey ‘B’ platform to the south. Production started in October 1993 through two horizontal subsea wells. Gas was transported via a 40 kilometre long ...
What's included
This report contains
Table of contents
- Key facts
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Summary and key issues
- Summary
- Key issues
- Location maps
- Participation
- Geology
- Well data
- Exploration
- Reserves and resources
- Production
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Development
- Ann
- Alison
- Infrastructure
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Costs
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Capital Costs
- Alison
- Ann
- Decommissioning Costs
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Operating Costs
- Alison
- Ann
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Capital Costs
- Sales contracts
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Fiscal and regulatory
- Development Approval after 1 April 1982 but prior to 15 March 1993
- Development Approval post 15 March 1993
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Economic assumptions
- Cash flow
- Discount rate and date
- Inflation rate
- Gas price
- Carbon price
- Exchange rate
- Fiscal terms
- Global Economic Model (GEM) file
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Economic analysis
- Cash Flow
Tables and charts
This report includes 27 images and tables including:
Images
- Index Map
- Alison and Ann Map
- Alison & Ann Production Profile
- Split of Revenues
- Cumulative Net Cash Flow - Undiscounted
- Cumulative Net Cash Flow - Discounted at 10% from 01/01/2018
- Remaining Present Value Price Sensitivities
Tables
- Key facts: Table 1
- Participation: Table 1
- Geology: Table 1
- Well data: Table 1
- Reserves and resources: Table 1
- Production: Table 1
- Production: Table 2
- Infrastructure: Table 1
- Cash Flow (US$ million)
- Economic analysis: Table 2
- Economic analysis: Table 3
- Cash Flow (£ million)
- Economic analysis: Table 5
- Economic analysis: Table 6
- Costs: Table 1
- Costs: Table 2
- Costs: Table 3
- Costs: Table 4
- Costs: Table 5
- Costs: Table 6
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