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Pennsylvania SIP, Ambient Air Quality Standards

State: Pennsylvania 
Agency: Pennsylvania Department of Environmental Protection
Regulation Type: Rule
Rule #: Chapter 131, Sections 131.1, 131.2, and 131.4
Rule Title: Ambient Air Quality Standards
State Effective Date: 03/20/1972 
Final Federal Register Date: 05/31/1972
Federal Register Citation #: 37 FR 10842
Superseded / Rescinded Date:

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