The national retail price of on-highway diesel jumped 4.9 cents during the week ended Oct. 4 to exactly $3 a gallon, according to the U.S. Department of Energy’s Energy Information Administration. The price of diesel has been below $3 on average since late May, dropping as low as $2.899 in mid-July. The 4.9-cent rise is the largest weekly increase since the price rose 6.3 cents in one week in early August. The price of diesel is 41.8 cents higher than the same week last year.
Diesel prices were higher in all regions than they were the week before.
The largest jumps were in the Midwest and Central Atlantic at 6.2 cents and 6.1 cents, respectively. Average prices rose only 0.1-cent in the Rocky Mountain region.
As usual, prices were highest in California at $3.179 a gallon, followed by $3.165 in other West Coast states. The nation’s least expensive diesel, $2.92, was found in the Gulf Coast region.
Average retail prices for all regions are available on EIA’s website.