Killer smog hovered over Donora, Pennsylvania, on October 29, 1948. Over a five-day period, the smog killed about 20 people and made thousands more seriously ill. Donora was a town of 14,000 people on the Monongahela River in a valley surrounded by hills. The town was …read more
In the aftermath, air pollution finally became a matter of public concern; the incident led to the passage of 1955 Clean Air Act. The Donora Zinc Works shuttered operations in 1957.
Killer smog claims elderly victims
October 29, 2022
A&E Television Networks
October 28, 2019
Original Published Date
November 13, 2009
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