Air Plan Approval; Missouri; Control of NOX Emissions From Large Stationary Internal Combustion Engines
Key claim: EPA proposes to approve Missouri SIP revisions that reformat NOx control requirements for large stationary internal combustion engines and add an exemption for certain spark-ignited engines under the Clean Air Act.
Abstract
(Proposed Rule · Environmental Protection Agency) The Environmental Protection Agency (EPA) is proposing to approve revisions to the Missouri State Implementation Plan (SIP) related to Control of Nitrogen Oxide (NOX) Emissions From Large Stationary Internal Combustion Engines. The revisions reformat and revise reporting, recordkeeping, and compliance requirements; incorporate other state rules by reference; add definitions specific to the rule; revise unnecessarily restrictive or duplicative language; and make administrative wording changes. The revisions also add an exemption for certain spark-ignited internal combustion engines. The EPA’s proposed approval is pursuant to, and consistent with, the requirements of the Clean Air Act (CAA).
Why this matters
EPA proposes to approve Missouri SIP revisions that reformat NOx control requirements for large stationary internal combustion engines and add an exemption for certain spark-ignited engines under the Clean Air Act.