Environment, energy & climateUnited States — Electricity carbon intensityCO2 emitted per kilowatt-hour of electricity generated; the lower, the cleaner the power.330gCO2/kWh2024−2.5 %vs 2023min 330 2024max 604 2001gCO2/kWhRange1y5y10yMaxSource: U.S. Department of Energy· Data 2024Upd. 06/2026 · Y-axis truncatedSaveShareReportSource