Diesel fuel prices across the U.S. saw an uptick of an average of 2.2 cents during the most recent week, bringing the nation’s average to $3.169 per gallon of on-highway diesel, according to the Department of Energy’s weekly update.
With the increase, fuel prices are up an average of 15.6 cents across the country in the first four months of the year.
During the most recent week, prices increased in all regions with the most significant increase being seen in the Rocky Mountain region, where prices increased by 4 cents.
The nation’s most expensive fuel can be found in California at $4.035 per gallon – the only state/region with prices over $4 per gallon – followed by the Central Atlantic region at $3.385 per gallon.
The cheapest fuel can be found in the Gulf Coast region at $2.939 per gallon, followed by the Lower Atlantic region at $3.057 per gallon.
Prices in other regions, according to DOE, are:
- New England – $3.236
- Midwest – $3.058
- Rocky Mountain – $3.183
- West Coast less California – $3.346
ProMiles’ numbers during the same week saw fuel prices increase by 2.6 cents to $3.066 per gallon.
According to ProMiles’ Fuel Surcharge Index, the most expensive diesel can be found in California at $3.931 per gallon, and the cheapest can be found in the Gulf Coast region at $2.927 per gallon.