RAPIDLY PROGRESSING GUYANA DEVELOPMENTS
CCS ECONOMICS DEPENDENT ON CONCENTRATION OF CO2
Costs highly dependent on concentration and proximity to underground storage
CARBON CAPTURE AND STORAGE COSTS BY CONCENTRATION1
CCS cost ($/tonne)
600
200
100
Transportation
Storage
Capture
U.S. 45Q2
CCS costs increase significantly at lower CO2 concentrations
Existing policy has potential to support projects with high-
concentration streams in close proximity to underground storage
Broader application for lower-concentration streams requires
additional policy support or market incentives
Direct air capture will require both technology breakthroughs
and policy support or market incentives
0
95+%
~5-15%
(<1%)
Direct air capture
CO2 concentration
Chart source: NPC CCUS study. ExxonMobil analysis of 3rd party reports.
See Supplemental Information for footnotes.
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