The average cost of diesel in the U.S. stayed nearly flat, inching down seven-hundredths of a cent in the week ending Dec. 3.
The average cost per gallon, $4.027 is up 9.6 cents from a year ago, and it is up 24.4 cents from the beginning of the year, according to the U.S. Energy Information Administration. The average price of U.S. diesel fell in the week prior.
Prices fell across the nation, except in the New England and Lower Atlantic regions. The Rocky Mountain region saw the sharpest decrease in prices, with the average cost per gallon of diesel down 6.8 cents to $3.989. The Gulf Coast region enjoys the lowest diesel prices in the U.S., with the average price per gallon at $3.901.