For the tenth week in a row, diesel fuel prices across the U.S. increased, bringing the national average for a gallon of on-highway diesel to $3.288, according to the Department of Energy’s weekly report.
During the week ending May 28, prices increased in all regions except the Gulf Coast, which dropped by a tenth of a cent. The most significant increase during the week was in New England, which saw a 2.5-cent increase.
After the most recent week, California’s diesel prices are hovering just below $4 per gallon at $3.997 per gallon, followed by the West Coast less California at $3.514 per gallon.
The cheapest fuel can be found in the Gulf Coast region at $3.054 per gallon, followed by the Lower Atlantic region at $3.174 per gallon.
Prices in other regions, according to DOE, are:
- New England – $3.307
- Central Atlantic – $3.443
- Midwest – $3.23
- Rocky Mountain – $3.353
ProMiles’ numbers during the week saw fuel prices during the week hold flat at $3.29 per gallon nationwide.
According to ProMiles’ Fuel Surcharge Index, the most expensive diesel can be found in California at $4.009 per gallon, and the cheapest can be found in the Gulf Coast region at $3.122 per gallon.