In order to meet the expected shortage of electrical energy from the aftermath of the 2011 Tōhoku earthquake and tsunami and Fukushima Daiichi nuclear disaster, Tokyo Electric began reactivating mothballed portions of the plant, bringing Gas Turbine Unit 2 back on line on April 28, 2011, Gas Turbine Unit 1 on June 2, 2011. Unit 3 was restored on June 19 and Unit 4 on July 6. Total generating capacity is now at 874 MW.