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EPA to maintain light-duty vehicle GHG standards unchanged through 2025

Green Car Congress

In an expected ruling, US Environmental Protection Agency (EPA) Administrator Gina McCarthy finalized her decision to maintain the current greenhouse gas (GHG) emissions standards for model years 2022-2025 cars and light trucks. The Standards Will Achieve Significant CO 2 and Oil Reductions. Earlier post.) Click to enlarge.

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Global Automakers calls on EPA to withdraw proposed determination on MY 2022-2025 GHG standards, get back in alignment with NHTSA, provide more time

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On 30 November, EPA proposed leaving the greenhouse gas (GHG) emissions standards for those model years in place, based on its technical analysis that shows automakers are well positioned to meet the targets, and proposed a 30-day comment period. Earlier post.). l/100 km), if achieved exclusively through fuel economy improvements.

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NREL study finds 2nd-generation diesel hybrid delivery vans show significant gains in fuel economy over conventional vans

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The hybrid group accumulated 33% fewer miles than the conventional group during the complete 18-month study. During dynamometer testing, three standard drive cycles were chosen to represent the range of delivery routes. mpg, 13% greater than the 9.2 mpg of the conventional group on those routes a year earlier.

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DOE AVTA Completes 1M Miles of Plug-in Hybrid Electric Vehicle Testing

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The US Department of Energy (DOE), through its Advanced Vehicle Testing Activity ( AVTA ) at Idaho National Laboratory (INL), has completed 1 million miles of plug-in hybrid electric vehicle (PHEV) testing. PHEV drive patterns suggest shorter distances per day driving patterns than previously documented. Earlier post.)

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DOT, EPA Set National Standards for Fuel Economy and First Greenhouse Gas Emission Levels For Light-Duty Vehicles

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Starting with 2012 model year vehicles, the rules together require automakers to improve fleet-wide fuel economy and reduce fleet-wide greenhouse gas emissions by approximately 5% every year: NHTSA has established fuel economy standards that strengthen each year reaching an estimated 34.1 The EPA standard would be equivalent to 35.5

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NHTSA Modeling and Technology Projections Underlying the Proposed CAFE Target of 34.1 mpg by MY 2016

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mpg and 250 g CO 2 /km for model year 2016. The 250 g/mile of CO 2 equivalent emissions limit by EPA is equivalent to 35.5 mpg if the automotive industry were to meet this CO 2 level just through fuel economy improvements.) ( Earlier post.). Data: Preliminary Regulatory Impact Analysis. Click to enlarge. Earlier post.)

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US EPA and NHTSA Jointly Propose New Fuel Economy and Greenhouse Gas Regulations for Vehicles

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These standards would require these vehicles to meet an estimated combined average emissions level of 250 grams/mile of CO 2 in model year 2016. These standards would require these vehicles to meet an estimated combined average emissions level of 250 grams/mile of CO 2 in model year 2016. mpg in model year 2016.