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Day 30
Note: EPA no longer updates this information, but it may be useful as a reference or resource.
- Approval of Section 112(l) Authority for Hazardous Air Pollutants and the Chemical Accident Prevention Provisions; Allegheny County; Health Department
- Approval of Section 112(l) Authority for Hazardous Air Pollutants and the Chemical Accident Prevention Provisions; Allegheny County; Health Department
- Approval of Section 112(l) Authority for Hazardous Air Pollutants; State of Maryland; Department of the Environment
- Approval of Section 112(l) Authority for Hazardous Air Pollutants; State of Maryland; Department of the Environment
- Amendments to Standards of Performance for New Stationary Sources; Monitoring Requirements
AIR TEXT Files - [ZIP 24kb] - Approval of Section 112(l) Authority for Hazardous Air Pollutants and the Chemical Accident Prevention Provisions; Allegheny County; Health Department