The national average retail diesel price kept falling during the week ended Dec. 17, dropping 4.6 cents to $3.945 a gallon, according to the U.S. Department of Energy’s Energy Information Administration. The latest weekly price is 11.7 cents above the same week last year.
Diesel prices fell in all regions, led by a drop of 7.2 cents in the Rocky Mountain region. With numerous decreases in recent weeks, the average price of $3.866 a gallon gives…
