🌱EPA Authorizes California's New Small Off-Road Engine Regulations
The Environmental Protection Agency ("EPA") is providing notice of its decision granting the California Air Resources Board's ("CARB's") request for an authorization of amendments to its small off-road engine ("SORE") regulations. CARB's amendments covered by this authorization include those adopted by CARB in 2016 and 2021. EPA's decision was issued under the authority of section 209 of the Clean Air Act ("CAA" or "Act").
Learn More🌍EPA Grants California Waiver for Omnibus Low NOX Regulations
The Environmental Protection Agency ("EPA") is providing notice of its decision to grant the California Air Resources Board's ("CARB") request for a waiver of Clean Air Act (CAA) preemption for its Heavy-Duty Vehicle and Engine "Omnibus" Low NO<INF>X</INF> Regulations ("Omnibus Low NO<INF>X</INF> program"). EPA's decision also includes an authorization for portions of the Omnibus Low NO<INF>X</INF> program that pertain to off-road diesel engines. This decision was issued under the authority of the Clean Air Act ("CAA" or "Act") section 209.
Learn More🌫️EPA Denies Redesignation Request for Louisville Air Quality
The Environmental Protection Agency (EPA) is withdrawing its proposed approval of the request to redesignate the Kentucky portion of the Louisville, Kentucky-Indiana, 2015 8-hour ozone nonattainment area (hereinafter referred to as the "Louisville, KY-IN Area" or "Area") to attainment for the 2015 8-hour ozone National Ambient Air Quality Standards (NAAQS or standards). EPA is withdrawing its April 18, 2023, proposed approval and is now proposing to deny Kentucky's request to redesignate the Kentucky portion of the Area from nonattainment to attainment, based on the Area's violation of the NAAQS. EPA is taking no action at this time on Kentucky's maintenance plan, including the regional motor vehicle emission budgets for nitrogen oxides (NO<INF>X</INF>) and volatile organic compounds (VOC) for the years of 2019 and 2035, submitted with Kentucky's redesignation request for the Louisville, KY-IN Area. The redesignation request and maintenance plan state implementation plan (SIP) revision were submitted by the Commonwealth of Kentucky, through the Kentucky Energy and Environment Cabinet (Cabinet), Division of Air Quality (DAQ), on September 6, 2022.
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