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EPA proposes strengthening primary annual NAAQS for PM2.5

Green Car Congress

The US Environmental Protection Agency (EPA) announced a proposal to to revise the primary (health-based) annual PM 2.5 EPA is taking comment on the full range (between 8 and 11 10 µg/m 3 ) included in the Clean Air Scientific Advisory Committee’s (CASAC) latest report. Currently, EPA has primary and secondary standards for PM 2.5

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EPA to reconsider particulate matter NAAQS

Green Car Congress

The US Environmental Protection Agency (EPA) announced that it will reconsider the previous administration’s decision to retain the particulate matter (PM) National Ambient Air Quality Standards (NAAQS) ( earlier post ), which were last strengthened in 2012. EPA sets both an annual and a 24-hour standard for fine particles (PM 2.5 ).

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EPA proposes retaining current NAAQS for particulate matter

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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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US EPA extends E15 fuel waiver to MY 2001-2006 light-duty vehicles

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The US Environmental Protection Agency (EPA) waived a limitation on selling gasoline that contains more than 10% ethanol for model year (MY) 2001 through 2006 passenger vehicles, including cars, SUVs, and light pickup trucks. EPA Administrator Lisa P. The waiver applies to fuel that contains up to 15% ethanol (E15).

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EPA finalizes RFS volumes for 2019 and biomass-based diesel volumes for 2020

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The US Environmental Protection Agency (EPA) finalized a rule that establishes the required renewable fuel volumes under the Renewable Fuel Standard (RFS) program for 2019, and biomass-based diesel for 2020. EPA is using the tools provided by Congress to adjust the standards below the statutory targets based on current market realities.

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EPA providing up to $3M in funding to reduce diesel emissions from school buses

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Under the Environmental Protection Agency (EPA) National Clean Diesel Rebate program, public and private school bus fleet owners are eligible to apply for funding to replace school buses that have older, dirtier Diesel engines. EPA will accept applications from 15 Oct. – EPA will accept applications from 15 Oct. –

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EPA: US GHG Up 1.4% in 2007 from 2006; Light-duty Vehicle Emissions Down 0.74%

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according to the annual Inventory of US Greenhouse Gas Emissions and Sinks: 1990-2007 draft report released by the Environmental Protection Agency (EPA). from 2006 and 22% above such emissions in 1990. That represents a slight (0.06%) increase from 2006 and is still down 0.17% from the peak in 2005 of 2,003.6 Tg CO 2 Eq.,

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