°®¶¹´«Ã½

Three years ago July 6, an unattended train carrying crude oil from North Dakota rolled down a hill toward the town of Lac-Megantic, Quebec.

With publication of the Phase 2 federal greenhouse-gas final rule for trucks expected soon, 12 agencies from state and local government have petitioned the Environmental Protection Agency to quickly produce a national rule that would tighten nitrogen-oxide emissions from trucks.

Oil trimmed its biggest weekly decline in three months as investors weighed the largest drop in U.S. output since 2013 and a jump in payrolls against a smaller-than-expected stockpile decline.

The U.S. average retail diesel price slipped 0.3 cent to $2.423, the Department of Energy said as the price of crude oil continued to wobble below $50 a barrel.

More than $49 million in grants will be distributed to states for safety inspections, the Pipeline and Hazardous Materials Safety Administration announced July 1.

Refineries across the nation are operating full out and imports are pouring into the East Coast, boosting gasoline supplies to a record.

NEW YORK — Oil prices surged 4% on June 30, with Brent settling above the psychological $50 a barrel mark, after a larger-than-expected drawdown in U.S. crude inventories.

Telematics provider Geotab introduced a telematics device, Go Rugged, intended for harsh outdoor environments and developed for fleets with industrial heavy-duty and service vehicles.

Two new low-viscosity oil lubricants set to come onto the market, CK-4 and FA-4, will improve fuel efficiency in heavy-duty trucks between 0.5% and 1.5%, according to a new report from the North American Council for Freight Efficiency.

The U.S. retail diesel average price was unchanged at $2.426 after a 0.5-cent dip the prior week, the Department of Energy reported.