... Air Pollution We expect our air to be clean Donora Smog Disaster Donora is a borough in Washington County, Pennsylvania, 20 miles (32 km) south ... air pollution Air Pollution In most cases, you cannot see the pollution in water, groundwater or soil But air pollution can be seen and smelled by everybody The smog in Los Angeles was hard to ... Donora suffered the worst air pollution disaster in the history of the U.S Donora Smog Disaster Beginning on Tuesday, October 26, 1948, emissions from the town's factories, including fluoride,...