For the third week in a row, the benchmark average retail diesel price fell, down 14.8 cents a gallon over that period.

This week’s national average diesel price fell to $3.582, while the national average gasoline price fell to $3.069.

Diesel and gasoline prices dropped across the board in the U.S. this week. The new national diesel price average is $3.635, a ...

The benchmark diesel price used for most fuel surcharges declined Monday, but it was the futures market where most of the big ...