Why? Is it a good thing? Simply, the facility could not make money for its owner. Other forms of energy, including renewables, became more competitive. Like a lot of other fossil fuel operations, it became a dinosaur.
Yes, it is a good thing. Certainly we hope all those lost jobs will get picked up elsewhere, and we have confidence they will. But we have better ways of powering our homes. Cleaner and more efficient. This is old technology. Let's move on and re purpose the site into something much more productive and fitting with today's economy.