 The Saint Clair power plant in East China Township, Michigan, remained online for about 36 hours, and residents were informed that the plant would have to shut down in order to facilitate the reboot of the whole system.Orrville, Ohio, was able to restore power within an hour disconnecting the local utility from the larger grid and restarting the coal-fired generator.The load on any power network must be immediately matched by its supply and its ability to transmit that power.