Fuel

The Environmental Protection Agency said it would soon issue its guidance for engine manufacturers on the conditions they must meet in order to sell engines that use selective catalytic reduction to meet emission regulations.

As the trucking industry shifts to the next generation of low-emission diesel engines, some fleet maintenance managers said they have experienced few problems with the transition, which presents maintenance adjustments for heavy-duty and medium-duty trucks alike.

The Ontario Trucking Association said Tuesday that an apparent diesel fuel shortage in the province was causing concern to truckers.

Retail diesel fuel’s national average price rose for a fourth straight week, jumping 6 cents to $2.551 a gallon, the Department of Energy said Monday.

Gasoline prices jumped almost 13 cents a gallon nationwide in the past two weeks, as the price of crude oil rose, according to the latest Lundberg Survey of filling stations, released Sunday.

UNIVERSAL CITY, Calif. — An official with the Chicago Climate Exchange said the demand for cleaner engines and alternative fuels in the United States will increase as membership in its cap-and-trade emission trading system expands.

UNIVERSAL CITY, Calif. — The president of the Long Beach Harbor Commission said a licensing system would be “up and running within five years” at his port and the neighboring Port of Los Angeles to ensure all trucks entering the facilities meet strict emission standards.

Crude oil closed at more than $60 a barrel for the first time this year Wednesday, while the Department of Energy reported Thursday that inventories of both gasoline and distillate fuel saw big decreases last week.

The average national retail price of diesel fuel rose 1.5 cents to $2.491 a gallon, the Energy Department reported Tuesday.

ARLINGTON, Va. — The new chairman of the Senate Finance Committee told directors of American Trucking Associations last week that he supported creation of federal financial incentives to help fleets purchase new, cleaner-burning diesel engines and auxiliary power units.