The national average price for a gallon of on-highway diesel fell 2.3 cents in the week ended Dec. 1 to $3.605, according to the Department of Energy’s Energy Information Administration.
That’s the lowest national average since February 2011, according to the DOE. It’s also 27.8 cents lower than the same week last year. The DOE also projects the downward trend to continue into next year.
All regions in the U.S. saw price drops, too, led by a 4.1-cent drop in the Midwest and a 3.1-cent decline in the West Coast (less California).
The Rocky Mountain region had the country’s most expensive diesel, $3.727, followed by California’s $3.726 and the Midwest’s $3.702.
The gulf Coast had the U.S.’ cheapest diesel, $3.501, followed by the East Coast’s $3.509 and the New England region’s $3.587.