The U.S.’ average for a gallon of on-highway diesel is now $3.22. Prices have stayed between $3.20 and $3.30 since mid-May. During the most recent week, prices fell in all regions with the most significant decrease being seen in the Midwest region, where prices dropped by 2.0 cents.
The nation’s most expensive diesel is in California at $3.943 per gallon, followed by the West Coast less California region at $3.436 per gallon.
The cheapest diesel can be found in the Gulf Coast region at $2.993 per gallon, followed by the Lower Atlantic region at $3.087 per gallon.
Prices in other regions, according to DOE, are:
- New England – $3.269
- Central Atlantic – $3.389
- Midwest – $3.142
- Rocky Mountain – $3.369
ProMiles’ numbers during the week saw fuel prices during the week drop by 2.5 cents to $3.152 per gallon nationwide.
According to ProMiles’ Fuel Surcharge Index, the most expensive diesel can be found in California at $3.916 per gallon, and the cheapest can be found in the Gulf Coast region at $3.009 per gallon.