Diesel prices have reached their lowest levels of the year, based on the latest data from the Energy Information Administration (EIA).
National and Regional Trends
For the week ending May 12, the national average for on-highway diesel fell to $3.48 per gallon. This marks the lowest price since December 23, 2024, when it was at the same level. Over five weeks, diesel prices have seen a steady 16-cent decline.
Although most regions experienced falling prices last week, California and the Rocky Mountain regions saw slight increases. California remains the most expensive for diesel, with a 3.2-cent increase bringing its average to $4.76 per gallon. The Rocky Mountain region recorded a minor 0.3-cent bump.
On the other end of the spectrum, the Gulf Coast remains the most affordable region for diesel at $3.14 per gallon, closely followed by the Lower Atlantic region at $3.41 per gallon. The biggest price drops were observed in these regions, at 4 cents and 3.1 cents, respectively.
Here’s a breakdown of regional diesel averages according to the EIA:
- Gulf Coast – $3.14
- Lower Atlantic – $3.41
- Midwest – $3.42
- Rocky Mountain – $3.46
- New England – $3.88
- Central Atlantic – $3.78
- West Coast (less California) – $3.74
Additional data from ProMiles’ diesel averages showed a slight decrease of 2.3 cents, bringing the national average to $3.48 per gallon. ProMiles also reported California as the most expensive diesel location at $4.88 per gallon, while the Gulf Coast retained its position as the cheapest at $3.15 per gallon.
Source : Commercial Carrier Journal
