EPA Plan to Reduce Industrial Engine Pollution in Missouri
Official: Air Quality State Implementation Plans; Approvals and Promulgations: Missouri; Control of NOx Emissions From Large Stationary Internal Combustion Engines
Reading: The EPA is approving an existing State Implementation Plan framework for NOx emissions control, which continues an established regulatory program without major strengthening or weakening.
The public comment period is open until mid-August 2026.
In clear language
The EPA is proposing to approve Missouri's plan to reduce nitrogen oxide (NOx) emissions from large industrial engines. This federal action sets air-quality standards that could affect pollution levels in neighboring states, including New Jersey. The public comment period is open until mid-August 2026.
How does this affect you?
Pick the type of resident or organization you most identify with — we'll generate a plain-language breakdown of what changes for you and what you can do about it.
Who does this affect?
- Industrial facilities in Missouri that operate large stationary engines
- Air quality and public health in downwind states, potentially including New Jersey
- Residents near major industrial corridors in the Midwest and Northeast
What can you do?
- Submit a public comment to the EPA docket (EPA-R07-OAR-2026-4819) if you believe this rule will affect New Jersey's air quality
- Monitor EPA announcements about the final rule and any impacts to your state's air quality standards
Timeline
- Comment deadline: 2026-08-15
- Comment deadline: 2026-08-15
- Comment deadline: 2026-08-15
- Comment deadline: 2026-08-15
- Comment deadline: 2026-08-15
- Comment deadline: 2026-08-15
- Comment deadline: 2026-08-15
- Comment deadline: 2026-08-15
- Comment deadline: 2026-08-15
- Comment deadline: 2026-08-15
- 2026-08-15: Public comment period closes
No New Jersey official has a verified action on this policy yet.
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