It was 75 years ago when a deadly smog settled over the Washington County mill town of Donora. Over five days — Oct. 27-31, 1948 — the heavy smog killed 20 people in Donora and in nearby Webster, across the Monongahela River. In the weeks that followed, the death toll
Seventy-five years ago this October, residents in the Mon River mill town of Donora noticed something wrong with the air, something different from the typical steel-industry smog that characterized the region at the time. The nearby U.S. Steel Donora Zinc Works had released two dangerous gases, hydrogen fluoride and sulfur
Donora Death Fog: Clean Air and the Tragedy of a Pennsylvania Mill Town pittsburghquarterly.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from pittsburghquarterly.com Daily Mail and Mail on Sunday newspapers.