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EPA and California Air Resources Board disapprove Volkswagen’s Proposed Emissions Modification for model year 2012 – 2014 manual transmission diesel Passat vehicles; VW intends to submit revised proposal

EPA and CARB approve an emissions modification proposed by Volkswagen (VW) to reduce nitrogen oxides emissions from model year 2009-2014, generation 1, 2.0 liter diesel Jetta, Golf, Beetle, and Audi A3 vehicles.

“Benchmarking a 2016 Honda Civic 1.5-liter L15B7 Turbocharged Engine and Evaluating the Future Efficiency Potential of Turbocharged Engines,” SAE Technical Paper 2018-01-0319, 2018, Mark Stuhldreher, John Kargul, Daniel Barba, Joseph McDonald, Stanislav B

This paper complete EPA benchmarking study of a 2016 Honda Civic with a 4-cylinder 1.5-liter L15B7 turbocharged engine and its CVT, including both chassis testing and engine dynamometer testing to measure vehicle and engine efficiencies.

“Predictive GT-Power Simulation for VNT Matching on a 1.6L Turbocharged GDI Engine,” SAE Technical Paper 2018-01-0161, 2018, Dennis Robertson, Graham Conway, Chris Chadwell, Joseph McDonald, Daniel Barba, Mark Stuhldreher, Aaron Birckett

This paper describes an engine model developed using GT-Power software with a predictive combustion mechanism which assessed the performance of a VNT’s ability to support low pressure LP-EGR across the engine operating map and its impact on thermal e

“Selective Interrupt and Control: An Open ECU Alternative,” SAE Technical Paper 2018-01-0127, 2018, Logan Smith, Ian Smith, and Scott Hotz

This paper describes the development process of SIC that enabled a test engineer to command off-calibration setpoints for intake and exhaust cam phasing as well as ignition timing without the need for an open ECU duplicating the stock calibration.

Statutes for Gasoline Standards

This page summarizes the statutes for gasoline standards.

Cingular Wireless and New Cingular Wireless Audit Policy Settlement

This is the settlement page for Cingular Wireless which includes information regarding the violations and settlement agreement provisions.

“Modeling and Controls Development of 48V Mild Hybrid Electric Vehicles,” SAE Technical Paper 2018-01-0413, 2018, SoDuk Lee, Jeff Cherry, Michael Safoutin, Anthony Neam, Joseph McDonald, Kevin Newman

This presents controls development, modeling results, and model validation for simulations of a vehicle with a 48 V (BISG) mild hybrid electric vehicle and an initial model design for a 48 V inline on-axis P2-configuration mild hybrid electric vehicle.

Clean Air Act Permitting Authorities in Oregon

Clean Air Act permitting authorities for Oregon.

“Evaluation of Emerging Technologies on a 1.6 L Turbocharged GDI Engine,” SAE Technical Paper 2018-01-1423, 2018, Graham Conway, Dennis Robertson, Chris Chadwell, Joseph McDonald, John Kargul, Daniel Barba, Mark Stuhldreher

Paper presents the results of the baseline testing on an engine run with a prototype controller and initially tuned to mimic an original equipment manufacturer (OEM) baseline control strategy running on premium fuel (92.8 anti-knock index) and other tests.

Ambler Asbestos Piles Superfund Site Photos

Photo Slideshow

Virginia Agency Agrees to Stormwater Controls

In agreements with EPA, the Virginia Department of Transportation (VDOT) has made a state- and agency-wide commitment to improve stormwater pollution controls and practices for roads, facilities and construction sites it manages.

Dam Removal Provides Fish Passage, Water Quality Benefits

The Bishopville Pond Dam in Maryland has been replaced with a series of pools, runs and step-like structures, improving water quality downstream and providing access for key fish species to spawn upstream.

Nấm Mốc và Sức Khỏe

Bản dịch tiếng Việt của trang web về nấm mốc và ảnh hưởng sức khỏe. Vietnamese translation of Mold and Health web page.

Criteria for Biodegradability Claims on Products Registered under FIFRA

Learn about an EPA pilot program to assess the potential benefits of allowing “factual statements” regarding some environmentally preferable characteristics of registered pesticide products.

Sunset dates of chemicals subject to final TSCA section 4: test requirements and related section 12(b) actions

This table lists all chemical substances and mixtures that are and/or have been the subject of final TSCA Section 4 test rules and/or TSCA Section 4 enforceable consent agreements/orders (ECAs) issued under the TSCA Existing Chemicals Testing Program.