During the execution of maintenance in the fuel storage and disposal areas, the generation units of the Gonzalo Zevallos plant maintain normal operation without affecting electricity generation. ^[1] The Ministry of Environment and Energy announced on September 1, 2026, that Celec is conducting integral maintenance on the bunker HFO4 fuel storage system at the Gonzalo Zevallos thermal plant in Guayaquil. ^[2] Maintenance work on the fuel storage system began on July 23, 2026, with an estimated execution period of 90 days, leading to a planned completion in October. ^[3] The fuel storage tanks at the plant have a capacity of 4,023,930 gallons, which allows for continuous operation of generation units at maximum load for 12 days with a capacity of 140 megawatts. ^[4] Antonio Jácome, general manager of Corporación Eléctrica del Ecuador (Celec), stated that the generation units remain operational while maintenance is performed on the fuel storage and disposal areas. ^[5] Celec, the operator of the plant, is investing $2.3 million to maintain the bunker fuel storage system. ^[6] The maintenance works began on July 23, 2026, and are expected to last 90 days, concluding in October 2026. ^[7]