EPAProposed Rule

Air Plan Revisions; Arizona; Maricopa County Air Quality Department; Volatile Organic Compounds; Solvent Cleaning

Environment

Summary

The EPA is proposing new rules for Maricopa County, Arizona to reduce harmful fumes from solvent cleaning products used in factories and businesses. These rules aim to improve air quality in the Phoenix area by limiting volatile organic compounds (VOCs), which are chemicals that evaporate into the air and contribute to smog and air pollution.

Key Points

  • 1The rule focuses on solvent cleaning—the use of chemical liquids to clean equipment and parts in industrial and commercial settings
  • 2Maricopa County businesses that use solvent cleaning products will need to follow stricter limits on the amount of harmful fumes they release into the air
  • 3The goal is to improve air quality in the Phoenix metropolitan area, which currently struggles with smog and air quality issues
  • 4Businesses have until October 15, 2025 to submit comments on the proposed rule before it becomes final
  • 5This is part of Arizona's larger air quality improvement plan required under federal clean air standards

Key Dates

Published

September 11, 2025

Comment Deadline

October 15, 2025

Google Cal

This summary is for informational purposes only. It may not capture all nuances of the regulation. Always refer to the official text for authoritative information.

The Digest Network

AI Comment Drafter

Describe your concern and we'll help you draft a substantive comment.

AI-generated draft. Always review and edit before submitting. Replace all [bracketed placeholders] with your specific details. Your comment should reflect your genuine views and experience.