Air Quality Code Revisions for Emergency Affirmative Defense
Summary
The county restored emergency affirmative defense provisions to its air quality rules, which protect permit holders from penalties during emergencies like wildfires — a fix required after a federal court found the EPA's 2023 removal was unlawful.
At a glance
- Total mentions
- 2
- Last 30 days
- 2
Discussed at 2 meetings in the last 60 days; most recently Oct 28, 2026.
Impact analysis
Negligible impact expected on the county's 406 permitted sources.
Permitted facilities like mines and power plants get clear rules for emergencies beyond their control.
None identified.
Mentions & discussions (2)
Board of Supervisors Regular Meeting — October 28, 2026
The county restored emergency affirmative defense provisions to its air quality rules, which protect permit holders from penalties during emergencies like wildfires — a fix required after a federal court found the EPA's 2023 removal was unlawful.
Board of Supervisors Work Session Meeting (Work) — October 21, 2026
Pinal County is updating its air quality regulations to reinstate emergency defenses for permitted facilities following a federal court decision. Officials emphasized that the change simply reverts to longstanding rules and has minimal practical impact since the provisions have not been utilized since 1993.
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