The national retail price for on-highway diesel decreased 1.1 cents to $3.869 during the week ended June 3, according to the U.S. Department of Energy’s Energy Information Administration. Diesel prices nationwide are 2.3 cents higher than the same week last year.
Diesel prices fell in all but one region: the Rocky Mountain states, where diesel was up three-tenths of a cent on average. The nation’s most expensive diesel on average — and the only price above $4 a gallon — was in California at $4.025 a gallon. The cheapest diesel on average is in the Gulf Coast region where the average price is $3.77 a gallon.
Complete diesel price information is available on EIA’s Website.