On May 16, 2022, the average U.S. on-highway retail diesel fuel price was $5.61 per gallon (gal), a $2.00/gal increase from January 3. Although retail diesel prices have increased across the entire United States, prices in the Northeast have increased the most and are now among the highest in the country. On May 16, the average retail diesel price was $6.43/gal in the New England region and $6.36/gal in the Central Atlantic region, increases of 78% and 68%, respectively, since the beginning of the year. Retail diesel prices in these regions are nearly equal to California’s average of $6.47/gal, according to our Gasoline and Diesel Fuel Update.
