Environmental News

  • PCAQCD Begins Design of Their New Minor NSR Program  - 

    PCAQCD has begun the process of designing their own version of the Minor New Source Review (NSR) program which currently exists at the ADEQ and MCAQD.  While no official stakeholder meetings or rule development have started the agency has developed »

  • Amendments to MCAQD Rule 336: Surface Coating Operations  - 

    On November 2, 2016, the Maricopa County Air Quality Department (MCAQD) adopted amendments to MCAQD Rule 336:  Surface Coating Operations.  MCAQD Rule 336 regulates volatile organic compound (VOC) emissions from surface coating operations that are »

  • EPA Proposes GHG Rule Revisions  - 

    On October 3, 2016, the Environmental Protection Agency (EPA) published a proposed rule to revise the prevention of significant deterioration (PSD) and Title V permitting regulations that are applicable to greenhouse gases (GHGs).  The proposed rule »

  • Amendments to MCAQD Rule 241: Minor New Source Review  - 

    On September 7, 2016, the Maricopa County Air Quality Department (MCAQD) adopted amendments to MCAQD Rule 241:  Minor New Source Review (NSR).   MCAQD Rule 241 provides a procedure for the review of new sources and modifications to existing sources »

  • EPA Attempts to Sets Precedent for Opacity Monitoring Technology  - 

    In a recent Risk and Technology Review (RTR) for the ferroalloy industry, the US EPA introduced a provision requiring the use of the digital camera opacity technique (DCOT), in accordance with American Society for Testing and Materials (ASTM) »

  • ADEQ Proposes Additional Refinement to its Air Permitting Program  - 

    The Arizona Department of Environmental Quality (ADEQ) published a Notice of Proposed Rulemaking (NPRM) on September 9, 2016 to address the deficiencies identified by the U.S. Environmental Protection Agency (EPA) in November 2015 as part of their »

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