According to the EIA the electrical capacity of the US has increased every year. See the charts here: EIA - Electricity Generating Capacity
But that only means there will be electricity available. Business not wishing to waste a crisis will use the shutting of their environmentally unfriendly coal stations as a reason to gouge the consume out of more money. Look for some sort of surcharge to account for the shutting of coal stations. The electricity will be there but the price will be where the electric industry feels it should be.
Ignorant nonsense! Having electricity is grand. Getting it to where it needs to be on an already shaky power grid, is not so grand.
However, the places most in danger are true blue. Poetic justice?