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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 | PDF Version (60K, About PDF)
- Approval and Promulgation of Air Quality Implementation Plans; Illinois | PDF Version (44K, About PDF)
- Approval and Promulgation of Air Quality Implementation Plans; Virginia; Movement of Richmond and Hampton Roads 8-Hour Ozone Areas From the Nonattainment Area List to the Maintenance Area List | PDF Version (51K, About PDF)
- Approval and Promulgation of Air Quality Implementation Plans; Virginia; Movement of Richmond and Hampton Roads 8-Hour Ozone Areas From the Nonattainment Area List to the Maintenance Area List | PDF Version (65K, About PDF)