2011 Sendai Earthquake And Tsunami, Tōhoku Region, Pacific Ocean

At 01:17 JST on Sunday 13 March (12 March 16:17 GMT), the Japan Atomic Energy Agency announced that it was rating the Fukushima accident at 4 (accident with local consequences) on the 0–7 International Nuclear Event Scale (INES), below the Three Mile Island accident in seriousness.
Onagawa Nuclear Power Plant
A fire from the turbine section of the Onagawa Nuclear Power Plant following the earthquake was reported by Kyodo News. The blaze was in a building housing the turbine, which is sited separately from the plant's reactor, and was soon extinguished.