Average on-highway diesel prices haven’t fluctuated much in the past two weeks, the U.S. Energy Information Administration reported.
The national average price for ultra-low sulfur diesel and low-sulfur diesel was $2.886 per gallon for the week ending Monday, July 30, down just three-tenths of a cent from the previous week.
ULSD averaged $2.899 per gallon nationally, while low-sulfur diesel supplies averaged $2.831 per gallon.
The national average for the week was 9.4 cents lower than it was one year ago. The Department of Energy keeps track of ULSD prices in nine U.S. regions.
The largest decrease in average price by region was 2.2 cents in the Central Atlantic region, where ULSD averaged $2.919, down from $2.941.
ULSD prices in the Lower Atlantic region decreased an average of 1.3 cents from $2.830 to $2.817 per gallon.
The East Coast region averaged $2.862, down 1.5 cents from $2.877, while the New England region averaged a decrease of four-tenths of a cent to $2.946 from $2.950.
The largest increase in average price was 1.5 cents in the Rocky Mountain region, where ULSD increased from $2.994 to $3.009 per gallon.
The Midwest was the only other region with an increase in the average price – three-tenths of a cent from $2.899 to $2.902.
California ULSD decreased an average of six-tenths of a cent from $3.158 to $3.152, while the West Coast region averaged a decrease of seven-tenths of a cent from $3.073 to $3.066 per gallon.
The Gulf Coast region had the cheapest average price overall at $2.811 per gallon, down eight-tenths of a cent from $2.819 the previous week.