an example for ya http://www.gloucestertimes.com/local/x1672071641/Salem-power-station-closure-seen-with-5-years green is definately gonna cost more The 750-megawatt plant has the capacity to provide power for 750,000 homes and has been a key player for decades in the New England energy market. The plant's future, Genest said, is closely linked to federal energy regulations on ozone that are scheduled to go into effect between 2015 and 2017.