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The study aims to assess offshore depleted reservoirs as effective sites for CO2 storage, focusing on geological and technical foundations.

March 16, 2026ACS OmegaOpen Access

Geological and Technical Foundations of Offshore CO 2 Storage in Depleted Reservoirs

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This review examines offshore CO2 storage's effectiveness in depleted reservoirs, suggesting significant potential for emissions reduction.

The study aims to assess offshore depleted reservoirs as effective sites for CO2 storage, focusing on geological and technical foundations.
Review of existing offshore CO2 storage projects and their geological assessments.
Analysis of geological and technical factors influencing CO2 storage capacity.
Integration of legacy data, screening thresholds, and real-time monitoring techniques.
Sleipner project successfully stored over 15 Mt of CO2 with confirmed containment.
Challenges in Snøhvit project highlighted the need for contingency planning due to rapid pressure buildup.
Pipeline repurposing and infrastructure retrofitting were identified as cost-effective solutions.

Shah et al. (2026) studied this question.

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This review examines offshore CO2 storage's effectiveness in depleted reservoirs, suggesting significant potential for emissions reduction.