CARB Expected to OK Tougher Smoke Opacity Limits in May

Posted by Peter Bransfield on Apr 30, 2018 7:00:00 AM

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California environmental regulators are scheduled next month to consider changes that would toughen state standards on smoke opacity as well as require motor carriers with two or more trucks to report to the agency the results from an annual smoke self-test.

The objective is to ensure that all the state’s heavy-duty vehicles are properly maintained, not tampered with and do not produce excessive smoke, or soot, according to the California Air Resources Board.

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Tags: CARB, Regulation, Pollution