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EPA issues ANPR on Clean Trucks Initiative, seeking input from public and stakeholders

Green Car Congress

The eventual CTI rulemaking will establish new, more stringent emission standards for NO x and other pollutants for highway heavy-duty engines. This action follows on the petitions from more than 20 organizations, including state and local air agencies, to revise and promulgate more stringent NO x standards. EPA last revised NO x standards for on-highway heavy-duty trucks and engines in January 2001.

2020 60

EPA launches Cleaner Trucks Initiative to update NOx standards for heavy-duty trucks

Green Car Congress

The CTI will include a future rulemaking that will update the existing NO x standard which was last set in 2001 while also streamlining compliance and certification requirements. The US has made major reductions in NO x emissions, but it’s been nearly 20 years since EPA updated these standards. EPA last revised NO x standards for on-highway heavy-duty trucks and engines in January 2001. The Agency is not required by statue to update the standard.

2018 84

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EPA proposes approval of new ozone plans for the two of the worst Air Quality Zones in US: California’s San Joaquin Valley and South Coast

Green Car Congress

US EPA Region 9 8-hour ozone trends, 1979-2000. The US Environmental Protection Agency (EPA) is proposing to approve the 8-hour ozone air quality plans—which include their attainment demonstrations, enforceable commitments and reductions from new technologies—for California’s San Joaquin Valley (SJV) and South Coast (SC) areas, two of the worst air quality areas left in the country. In 2008, the 8-hour standard was lowered to 0.075 ppm. ppm standard.

2011 80

Senate bill would enable sales of E15 and higher ethanol blends year round; RVP waiver

Green Car Congress

The bill would amend the Clean Air Act to extend the Reid vapor pressure (RVP) waiver to ethanol blends above 10%. Each year, the Environmental Protection Agency (EPA) regulates RVP for gasoline and gasoline-ethanol blended during the summer ozone season from 1 June until 15 September. The purpose of the regulation is to reduce evaporative emissions of volatile organic compounds (VOC) that contribute to ground-level ozone. US Senators Deb Fischer (R-Neb.),

2017 60