Remove 2015 Remove Cleaning Remove Ozone Remove Standards
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EPA initiates new review of the Ozone National Ambient Air Quality Standards

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The Environmental Protection Agency (EPA) announced a new review of the Ozone National Ambient Air Quality Standards (NAAQS). EPA Administrator Michael Regan reached this decision after considering advice provided by the independent Clean Air Scientific Advisory Committee (CASAC). —EPA Administrator Michael S.

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EPA proposes tightening primary ozone standards to range of 65-70 ppb; final rule by October 2015

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Counties where measured ozone is above proposed range of standards, based on 2011-2013 monitoring data. Earlier this year, EPA staff had recommended the further reduction of this primary ozone standard from the current 75 ppb (parts per billion) to a revised level within the range of 70 ppb to 60 ppbā€”and preferably below 70 ppb.

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Study links ambient PM2.5 and ozone specifically caused by vehicle exhaust emissions to ~361,000 premature deaths worldwide in 2010 and ~385,000 in 2015

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and ozone deaths, associated mortality rates, and population in G20 economies in 2015. and ozone worldwide in 2010 and ~385,000 in 2015, equivalent to 11.7% and ozone premature deaths in 2010 and 11.4% and ozone concentrations from transportation emissions resulted in 7.8 Transportation-attributable PM 2.5

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UB study finds link between ambient ozone exposure, artery wall thickness

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Long-term exposure to ambient ozone appears to accelerate arterial conditions that progress into cardiovascular disease and stroke, according to a new University at Buffalo study. The study found that chronic exposure to ozone was associated with a progression of thickening of the main artery that supplies blood to the head and neck.

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MECA emissions inventory & air quality modeling shows potential benefits of national cleaner trucks initiative at CARB limits

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On 6 March 2020, the California Air Resources Board (CARB) proposed to set an intermediate FTP NO x emissions limit of 50 mg/bhp-hr in model years 2024-2026 with a final FTP standard of 20 mg/bhp-hr in 2027, representing a 90% reduction below todayā€™s standard of 200 mg/bhp-hr. Source: MECA. ppb in the west (San Bernardino, CA) and 4.9

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New international study finds lab testing of diesel NOx emissions underestimates real-world levels by up to 50%

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The research, led by the International Council on Clean Transportation and Environmental Health Analytics, LLC., The research, led by the International Council on Clean Transportation and Environmental Health Analytics, LLC., Real-world NO x emission factors by vehicle emissions standard in key regions. Anenberg et al.

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ARB posts discussion draft of new proposed mobile-source emissions reduction strategy through 2030; Advanced Clean Cars 2 regulation

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The approach described is designed to meet simultaneously federal air quality standards; achieve greenhouse gas emission reduction targets; reduce petroleum consumption; and decrease health risk from transportation sources through 2030. Prior to the Board meeting, staff will hold a public workshop on 16 October 2015. Vision 2.0

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