Songliao Basin Saline Aquifers (China)
Northeast Asia’s largest onshore saline basin at 1,000–2,500 m depth. Thick shale caps trap supercritical CO₂ safely. Pilots and feasibility studies ongoing.
Capacity: 3.5 Gt CO₂
Readiness: Medium
Oman Ultramafic Peridotite Belts
World’s largest ophiolite on land. Natural carbonation rates ~0.3%/yr in lab & field tests. Promising for long-term mineral trapping.
Capacity: 1.2 Gt CO₂
Readiness: Emerging
Cambay Basin Saline Reservoirs (India)
Permian–Eocene sandstones at 1,200–2,000 m depth. Thick marls provide caprock. Early-stage basin modeling underway.
Capacity: 1.0 Gt CO₂
Readiness: Assessment
South Sumatra Basin (Indonesia)
Deep saline aquifers in the Musi and Ogan Formations. Oil & gas platforms offer infrastructure synergy.
Capacity: 0.8 Gt CO₂
Readiness: Early-stage
Taranaki Basin (New Zealand)
Offshore carbonate & sandstone reservoirs at 1,000–2,500 m depth. Prior oil & gas operations provide injection expertise.
Capacity: 0.6 Gt CO₂
Readiness: Emerging
Bohai Basin Saline Aquifers (China)
Shallow offshore sandstones with large areal extent. Feasibility work in progress with state research institutes.
Capacity: 0.7 Gt CO₂
Readiness: Assessment