Note: EPA no longer updates this information, but it may be useful as a reference or resource.
Please see www.epa.gov/nsr/ for the latest information on EPA's New Source Review program.
February 27, 1987 Plantwide Definition Of Major Stationary Sources of Air Pollution 23.20Plantwide Definition Of Major Stationary Sources of Air Pollution Memo provides guidance on the preparation of Federal Register notices proposing action on pending submissions of SIP revisions to allow adoption and use of the "plant-wide" definition of "source" in nonattainment areas.
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