Green Car Congress

NOVEMBER 14, 2018

The CTI will include a future rulemaking that will update the existing NO x standard which was last set in 2001 while also streamlining compliance and certification requirements. From 2007 to 2017, US NO x emissions dropped by more than 40%. EPA last revised NO x standards for on-highway heavy-duty trucks and engines in January 2001.

EPA 249

EPA Cleaner Standards 2001 249

Green Car Congress

JANUARY 7, 2020

From 2007 to 2017, US NO x emissions dropped by more than 40%. EPA last revised NO x standards for on-highway heavy-duty trucks and engines in January 2001. The ANPR provides an opportunity for comment on the extent to which EPA should adopt provisions similar to those expected in the CARB Omnibus proposal.

EPA 150

EPA Ozone Clean Cleaning 150

Green Car Congress

FEBRUARY 20, 2009

The settlement addresses the company’s noncompliance with a 2001 consent decree and Clean Air Act regulations requiring strict controls on benzene and benzene-containing wastes generated during petroleum refining operations.

Texas 150

Texas Ozone Diesel Parts 150

Green Car Congress

APRIL 2, 2009

The on-road transportation (ORT) and power generation (PG) sectors are major contributors to CO 2 emissions and a host of short-lived radiatively-active air pollutants, including tropospheric ozone and fine aerosol particles, that exert complex influences on global climate. Unger et al. Click to enlarge.

Climate 150

Climate Emissions Transportation Climate Change 150