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EPA proposes retaining current NAAQS for particulate matter

Green Car Congress

The US Environmental Protection Agency (EPA) is proposing to retain, without changes, the National Ambient Air Quality Standards (NAAQS) for particulate matter (PM) including both fine particles (PM 2.5 ) and coarse particles (PM 10 ). EPA sets both an annual and a 24-hour standard for fine particles (PM 2.5 ). Average PM 2.5

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Allison Transmission introduces new 9AT for release in 2020; extends xFE fuel-saving to Series 1000, 2000

Green Car Congress

This release coincides with the timing of the Environmental Protection Agency (EPA) Phase 2 GHG and Fuel Efficiency Standards. The Allison nine-speed model leverages the proven durability of the Allison 2000 Series six-speed commercial transmissions, which have accumulated more than 100 billion miles globally. Max package.

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Ricardo Study Suggests E15 Poses Minimal Risk to MY 1994-2000 Vehicles

Green Car Congress

A study by Ricardo for the Renewable Fuels Association (RFA) concludes that the adoption of E15 as the blend limit for standard US pump grades of gasoline rather than the current E10 should not adversely affect vehicles manufactured between 1994 and 2000 in terms of their performance and durability based on normal specifications and usage profile.

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EPA to begin work on proposed rulemaking for on-road heavy-duty ultra-low NOx standard for MY 2024

Green Car Congress

Earlier this year, the US Environmental Protection Agency (EPA) received several petitions from state and local government agencies from across the country and other organizations to increase the stringency of the on-highway heavy-duty engine NO x emission standards from 0.2 —EPA memorandum in response to petitions.

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EPA report shows progress in reducing urban air toxics across US; 50% reduction from mobile sources since 1990

Green Car Congress

The US Environmental Protection Agency (EPA) released the Second Integrated Urban Air Toxics Report to Congress—the final of two reports required under the Clean Air Act (CAA) to inform Congress of progress in reducing public health risks from urban air toxics (also referred to as hazardous air pollutants or HAPs).

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EPA proposes Tier 3 standards for gasoline sulfur content and vehicle emissions; harmonized with California LEV III

Green Car Congress

The US Environmental Protection Agency (EPA) proposed long-anticipated Tier 3 standards for gasoline sulfur content; evaporative emissions; and tailpipe emissions from all light-duty vehicles (LDVs, or passenger cars), light-duty trucks (LDT1s, LDT2s, LDT3s, and LDT4s) and Medium-Duty Passenger Vehicles (or MDPVs). PM Standards.

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US EPA Reports National Trends Show Improvements in Air Quality

Green Car Congress

Since 1990, nationwide air quality has improved significantly for the six common air pollutants: ground-level ozone; particle pollution; lead; nitrogen dioxide; carbon monoxide; and sulfur dioxide, according to the US Environmental Protection Agency (EPA) report “Our Nation’s Air - Status and Trends through 2008”. since 2000), by 19%.

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