The U.S. average diesel fuel price fell by two cents from a week ago to $2.38 per gallon, down 34 cents from the same time last year.
The Midwest price fell three cents to $2.34 per gallon, while the West Coast, East Coast, and Gulf Coast prices each fell two cents to $2.66 per gallon, $2.39 per gallon, and $2.24 per gallon, respectively.
The Rocky Mountain price remained virtually unchanged at $2.43 per gallon.
The U.S. average regular gasoline retail price dropped five cents from the previous week to $2.18 per gallon on July 25, down 56 cents from the same time last year.
The Midwest price fell seven cents to $2.08 per gallon, the West Coast price dropped five cents to $2.67 per gallon, the East Coast price fell four cents to $2.12 per gallon, the Gulf Coast price fell three cents to $1.98 per gallon, and the Rocky Mountain price dropped one cent to $2.26 per gallon.