Diesel prices in the U.S. dropped for the ninth straight week and to the lowest price since the week of March 23, 2009, according to the Department of Energy’s weekly report.
The average price of a gallon of on-highway diesel now stands at $2.177 per gallon, down 3.4 cents from last week’s numbers.
The most significant drop in fuel prices came in the Rocky Mountain region, where prices dropped 5.7 cents.
The nation’s most expensive diesel can be found in California at $2.562 per gallon, followed by the Central Atlantic region at $2.35 per gallon.
The cheapest fuel can be found in the Gulf Coast region at $2.08 per gallon, followed by the Midwest region at $2.096 per gallon.
Prices in other regions are as follows:
•New England – $2.335
•Lower Atlantic – $2.116
•Rocky Mountain – $2.134
•West Coast less California – $2.258
ProMiles’ Fuel Surcharge Index saw diesel prices dropping 3.1 cents during the same time period to a national average of $2.095 per gallon.
According to ProMiles, the most expensive diesel is in California at $2.444 per gallon, and the cheapest is in the Gulf Coast and Midwest regions at $2.048 per gallon.