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FR Air Documents
Note: EPA no longer updates this information, but it may be useful as a reference or resource.
- Approval and Promulgation of Air Quality Implementation Plans; Illinois; Revisions to Emission Reduction Market System | PDF Version (59K, About PDF)
- Approval and Promulgation of Air Quality Implementation Plans; Illinois and Indiana; Finding of Attainment for 1-Hour Ozone for the Chicago-Gary-Lake County, IL-IN Area | PDF Version (71K, About PDF)
- Outer Continental Shelf Air Regulations Update To Include New Jersey State Requirements | PDF Version (78K, About PDF)