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Day 19
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; Maryland; Rate of Progress Plans, Corrections to the Base Year Inventories, and Contingency Measures for the Maryland Portion of the Philadelphia-Wilmington-Trenton Ozone Nonattainment Area
- Final Approval of the Clean Air Act, Section 112(l), Delegation of Authority to Washington Department of Ecology and Four Local Air Agencies in Washington
AIR TEXT Files - [ZIP 19kb] - Final Approval of the Clean Air Act, Section 112(l), Delegation of Authority to Washington Department of Ecology and Four Local Air Agencies in Washington