WASHINGTON, Oct. 19 -- Environmental Protection Agency has issued a proposed rule called: Approval and Promulgation of Implementation Plans-Pinal County (Part); West Pinal, AZ PM.

The proposed rule was published in the Federal Register on Oct. 19 by Michael Martucci, Acting Regional Administrator, Region IX.

Summary: The U.S. Environmental Protection Agency (EPA) is proposing to approve a state implementation plan (SIP) revision submitted by the State of Arizona to meet Clean Air Act (CAA or "Act") requirements applicable to the Pinal County (Part); West Pinal PM 10nonattainment area ("West Pinal County PM 10Nonattainment Area"). The EPA is proposing to find that the submitted SIP revision meets all applicable "Moderate" area, "Serious" a...