It could be as easy as shutting off thier utilities and motorized equipment for while or loading up their family and driving into the counrty until the vhicle runs out of gas.
About every 10 years or so, Mother nature does that for us here in Arkansas, with a major ice storm. Longest that I have been without electric is 18 days, and then I bought a generator as my freezers were starting to thaw. miles
