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Particulate Matter (PM) Standards -
Documents from Review Completed in 2012 -
Response to Comments Documents

Information provided for informational purposes only Note: EPA no longer updates this information, but it may be useful for historical purposes. See the PM Standards Home Page for documents from the current review of the PM NAAQS.

 

File Description File Date File Types
Responses to Significant Comments on the 2012 Proposed Rule on the National Ambient Air Quality Standards for Particulate Matter (June 29, 2012; 77 FR 38890) Dec 2012 PDF file
2.1 MB

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