Draft EPA Guide Redefining 'Ambient Air' Would Ease Air Law Compliance

November 9, 2018
EPA in new draft guidance is floating a new definition of “ambient air” that would make it easier for industries and regulators to exclude facilities from Clean Air Act requirements if the general public has no access to them, because the revised definition expands the scope of when areas deter or preclude access by the general public. The unsigned draft guidance released Nov. 9 would allow regulators to consider a wider range of physical restrictions on the public from accessing...


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