21 Aug 2025

🌍Proposed Rule for Arizona's Air Quality on Dry Cleaning Solvents

Air Plan Approval; Arizona; Maricopa County Air Quality Department; Petroleum Solvent Dry Cleaning

Summary

The Environmental Protection Agency (EPA) is proposing to approve a revision to the Maricopa County Air Quality Department (MCAQD) portion of the Arizona State Implementation Plan (SIP). This revision clarifies definitions used in a rule that limits volatile organic compounds (VOCs) emissions from petroleum solvents used in dry cleaning. We are proposing to approve the rule revisions under the Clean Air Act (CAA or "Act"). We are taking comments on this proposal and plan to follow with a final action.

Agencies

  • Environmental Protection Agency

Business Impact ?

$$ - Med

The proposed rule clarifies definitions related to volatile organic compounds (VOCs) in dry cleaning, affecting compliance costs for businesses in the petroleum solvent industry. Businesses must adhere to new definitions, which could operationally impact processes and regulation adherence under the Clean Air Act.

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