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North Sea
Legacy Wells Integrity Study
CASE STUDY 1
Conclusion
and recommendations sent to operator. 1 well required monitoring.
Solution
High Level Well Integrity study on all wells. Drilling & Cementing reports, litho columns, annulus behaviour, etc.
Risk Ranking of Wells identifying 8 wells deemed medium to high risk.
Detailed Well Integrity study involving subsurface input on flow zones, CBL analysis, overburden details etc.
Review of conclusions by Well Examiner.
X Flow Analytics™
for Quantitative Leak Modelling using X Flow Analytics™ on 5 wells

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Study done in support of potential North Sea CCS Project.
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25 Wells that would possibly be impacted by C02 plume.
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Mixture of fully P&Ad, T&Ad, Suspended and producing wells.
Problem
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