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Tag: nitrogen oxides
Business
EPA intends to review truck emissions regs to uniform rules, add tighter NOx standards
The U.S. EPA on Tuesday announced plans to explore overhauling emissions regulations for heavy-duty trucks and engines, aiming for greater simplicity of emissions regulations and national uniformity of such regs, said EPA Acting Administrator, Andrew Wheeler.
November 13, 2018
Business
EPA investigating Navistar over engine dates
Company, facing millions of dollars in potential fines, says its “2010 transition was appropriate.”
February 16, 2012
Business
Navistar sues EPA again over SCR rule
Navistar alleges nitrogen oxide emissions skyrocket when drivers don’t keep diesel exhaust fluid topped off.
July 15, 2011
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Oakland port truckers seek emissions rule delay
Drayage trucking companies that serve the Port of Oakland, which use primarily owner-operators, are seeking support to delay a California Air Resources Board mandate that requires trucks to be retrofitted with nitrogen oxide-reduction equipment by 2014. A trade group representing port truck operators estimates that without a postponement in the NOx requirement 4,400 trucks of […]
March 1, 2011
Business
Los Angeles port says emissions dropped
Diesel particulate matter emissions in 2009 dropped by 37 percent from 2008 and nitrogen oxide emissions fell 28 percent.
June 7, 2010
Business
Navistar, EPA settle suits over SCR certification
The agreement calls for the agency to hold a public workshop or hearing to address the issues Navistar raised.
May 4, 2010
Business
Navistar drops emissions equipment suit against CARB
The truck and engine maker had asked a state court to rule CARB was improperly certifying 2010 diesel engines equipped with selective catalytic reduction.
April 23, 2010
Business
California fines for diesel emission violations
The state’s Air Resources Board has penalized three state trucking companies a total of $43,000 for diesel truck violations.
February 22, 2010
Business
California fines for diesel emission violations
The state’s Air Resources Board has penalized three state trucking companies a total of $43,000 for diesel truck violations.
February 22, 2010
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