1Q23 Earnings and Operations Update

Current Flow of CO2 Through DEN Gulf Coast Pipeline System Size Distance Pipeline (in) (miles) Single Direction Flow Green 24 320 NEJD Delta 22 20 183 DEN currently moving 10 Mmtpa to EOR / Utilization 24 108 Free State 20 86 West Gwinville 18 51 TX Other Vary 202 Denbury CO2 pipelines Natural CO2 source Industrial CO2 source Green Pipeline current capacity 16 Mmtpa Denbury - EOR production Stationary CO2 emissions Planned Denbury sequestration site Denbury Inc. Houston LA Donaldsonville MS NEJD Pipeline current capacity 11 Mmtpa AL Source: 2021 EPA Greenhouse Gas Reporting Program data 26

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