Three massive stacks at the old Hatfield's Ferry power station are no more Saturday night. The stacks were demolished Saturday morning.The stacks haven't been used since 2013. They were used to supply power to the area for more than four decades.Watch: Archive video from the closing of Hatfield's Ferry power plant in 2013. The old coal-fired power plant is being dismantled. The demolition was supposed to take place last September but was delayed after a 29-year-old worker died after falling at the plant.