Overview

• The national operational reserve margin has stayed above 10% since May, reaching peaks of 17.25% in Baja California and 10.1% in the Yucatán Peninsula.
• CFE completed 270 preventive maintenance operations this year, covering 27,923 MW—more than half of daily national consumption.
• Advance fuel scheduling and the retention of up to 7% extra generation capacity beyond regulatory requirements ensured uninterrupted service during peak demand.
• Salamanca, Villa de Reyes and Mérida IV combined-cycle plants entered operation in 2025, and offline units were brought back online to boost system readiness.
• The MPD AT-01 autotransformer at Malpaso Dos in Chiapas was energized to enhance transmission capacity in the southeast, with new plants like Manzanillo III and El Sauz II slated for future commissioning.