Union Station Air Tested by EPA for Diesel Pollution

Posted: 6/15/2015

From Chicago Tribune

Prompted by ongoing complaints about noxious diesel exhaust at Union Station, federal authorities are testing the air at Chicago's busiest commuter center to build a case for a potential legal crackdown.

During the next month, investigators from the U.S. Environmental Protection Agency will be walking station platforms wearing portable devices that measure lung-damaging soot. What they find could more accurately pinpoint health risks posed by acrid blue clouds of pollution that hover between trains ferrying nearly 130,000 commuters every weekday.

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