DUK · 8-K · 20261105PR000048

Generation Mix Shifts

Duke Energy CORP · 2026-11-05 · Importance 30 · Surprise 40

In the three months ended September 30, 2026, Duke Energy’s electric generation increased 4.8% to 62,782 GWh. Coal generation rose 18.0% to 12,780 GWh, while renewable generation increased 17.2% to 1,312 GWh; natural gas and oil generation grew 5.8% to 29,696 GWh. Nuclear output declined 3.7% to 18,863 GWh, and the nuclear capacity factor fell from 98% to 94%.

Key facts

• Electric Utilities and Infrastructure generated 62,782 GWh in Q3 2026, up 4.8% year over year, and 167,668 GWh in the first nine months, up 2.2%. source
• Electric Utilities and Infrastructure coal generation was 12,780 GWh in Q3 2026, up 18.0%, and 33,730 GWh in the first nine months, up 12.6%. source
• Electric Utilities and Infrastructure nuclear generation was 18,863 GWh in Q3 2026, down 3.7%, and 55,328 GWh in the first nine months, down 4.2%. source
• Electric Utilities and Infrastructure natural gas and oil generation was 29,696 GWh in Q3 2026, up 5.8%, and 74,498 GWh in the first nine months, up 3.5%. source
• Electric Utilities and Infrastructure renewable generation was 1,312 GWh in Q3 2026, up 17.2%, and 3,607 GWh in the first nine months, up 15.2%. source
• Electric Utilities and Infrastructure nuclear capacity factor was 94% in Q3 2026, compared with 98% in Q3 2025. source