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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; State of Colorado; Revised Denver PM10 Maintenance Plan | PDF Version (225K, About PDF)
- Approval and Promulgation of Air Quality Implementation Plans; State of Colorado; Revised Denver PM10 Maintenance Plan | PDF Version (82K, About PDF)
- Approval and Promulgation of Air Quality Implementation Plans; Louisiana; Approval of 8-Hour Ozone Section 110(a)(1) Maintenance Plans for the Parishes of Beauregard, Grant, and St. Mary | PDF Version (152K, About PDF)
- Approval and Promulgation of Air Quality Implementation Plans; Louisiana; Approval of 8-Hour Ozone Section 110(a)(1) Maintenance Plans for the Parishes of Beauregard, Grant, and St. Mary | PDF Version (69K, About PDF)