OGE Energy Corp

OGE Energy Corp operates one of the most carbon-intensive power generation fleets among U.S. investor-owned utilities. Its subsidiary, Oklahoma Gas & Electric (OG&E), derives approximately 47% of its electricity from coal-fired generation, with natural gas accounting for most of the remainder. This fuel mix results in an emissions intensity that significantly exceeds the sector average for its regional peers. The company's integrated resource plan continues to rely on these legacy fossil fuel assets without a committed phase-out schedule aligned with climate science.

The company has a history of regulatory conflicts concerning its emissions and compliance. In 2013, the Environmental Protection Agency sued OG&E, alleging the company failed to properly estimate future emission increases before starting upgrades at its Sooner and Muskogee coal plants, a case that was later dismissed on procedural grounds. More recently, the Oklahoma Supreme Court ruled against the company in a 2025 case concerning service territory violations, reflecting ongoing governance challenges.

Leadership's treatment of emissions as a regulatory compliance issue, rather than a strategic imperative, is evidenced by the absence of a Science Based Targets initiative commitment. The company's climate disclosures focus on incremental efficiency improvements at existing fossil fuel plants, rather than a fundamental transition of its generation portfolio. This lack of a credible, forward-looking decarbonization strategy places OGE Energy Corp materially behind its utility sector peers in carbon performance.