Green Car Congress
SEPTEMBER 9, 2011
US EPA Region 9 8-hour ozone trends, 1979-2000. These State Implementation Plans (SIPs) are the roadmaps to meeting the 1997 8-hour ozone National Ambient Air Quality Standards (NAAQS) of 0.08 In 1997, EPA first established the 8-hour ozone standard, which replaced the older 1-hour ozone standard (0.12 Source: EPA.
Green Car Congress
MARCH 1, 2011
will pay a civil penalty of $2 million to resolve claims that the company imported and sold nearly 80,000 nonroad engines and equipment from China that did not meet standards under the Clean Air Act. Ground level ozone can trigger a variety of health problems, including chest pain, coughing, throat irritation and congestion.
Green Car Congress
FEBRUARY 28, 2011
will pay a civil penalty of $2 million to resolve claims that the company imported and sold nearly 80,000 nonroad engines and equipment from China that did not meet standards under the Clean Air Act. Ground level ozone can trigger a variety of health problems, including chest pain, coughing, throat irritation and congestion.
Green Car Congress
MAY 20, 2010
Previously, the maximum amount of a voucher was $35,000; Trucks with 2002 and older engines may qualify for a newer truck. In December 2008, ARB adopted statewide clean truck and bus regulations to bring California closer to meeting federally mandated air-quality standards and deadlines.
Green Car Congress
FEBRUARY 11, 2014
Many of the strategies employed to reduce GHG emissions will also work to meet the national ambient air quality standard for ozone in 2032. California’s vehicle GHG standards—authorized by AB 1493 (Pavley) in 2002, first approved in 2004, and extended in 2012—are delivering fuel consumption and CO 2 reductions.
Green Car Congress
FEBRUARY 5, 2020
CO 2 and NO x certification test data for heavy-duty diesel engines certified from 2002 through 2019. NO x is a precursor for both ground level ozone and secondary PM 2.5 Founded in 1976, MECA is a nonprofit trade association of the world’s leading manufacturers of clean technology solutions for all mobile sources. Chart: MECA.
Green Car Congress
MAY 18, 2009
In testimony for the US Environmental Protection Agency (EPA) public hearing ( earlier post ) on the proposed endangerment finding for greenhouse gas emissions under the Clean Air Act ( earlier post ), Stanford Professor Mark Jacobson urged the EPA to include black carbon in the finding. F, with about 40% due to ozone. Earlier post.).
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