Large fire at seafood processing plant prompts evacuations in Oregon city

NEWPORT, Ore. (KPTV/Gray News) - A large fire at a seafood processing plant prompted evacuations in Newport, Oregon, over concerns that the smoke contained ammonia.Crews battled a large structure fire that broke out at a freezer building in the Pacific Seafood plant on the historic Newport Bayfront Sunday morning. According to the City of Newport, about 30 to 40 people were at work in the building at the time, but all were able to get out safely.One firefighter was taken to the hospital and treated for exhaustion.The City of Newport issued an evacuation order for people within a 1-mile radius of the processing plant. However, later in the day, officials said crews mitigated the risks of a tank leaking ammonia and reduced the evacuation zone to just a couple of blocks because of smoke.Ammonia is a colorless gas with a sharp odor. High levels of exposure can cause skin, eye and throat irritation, according to the Centers for Disease Control and Prevention.Authorities said the main concer