A road traffic light in Yeongjong-gu that did not work due to a power outage on the 13th. A large-scale power outage occurred on Yeongjong Island in Incheon, where Incheon International Airport is located, causing great inconvenience to residents due to temporary restoration, which could result in a recurrence when power usage is high. Although it has been temporarily restored and power supply has resumed, there are concerns that additional power outages may occur if electricity usage is high. On the 14th, Incheon City and the Incheon Regional Headquarters of the Korea Electric Power Corporation announced a temporary shutdown from 5:20 p.m. on the 13th.