# DOE Diesel Up 17.9 Cents to $5.313, Now 40% Above the 5-Year Median _Jul 28, 2026_ > DOE diesel rose 17.9 cents to $5.313/gal on July 27, adding $13.77 to a 500-mile haul at the stated 6.5 mpg reference. The index is 40% above its 5-year median. _Numbers as of Jul 28, 2026 pull._ The EIA weekly on-highway diesel price (the DOE number, week of July 27) rose **17.9 cents** to **$5.313/gal**, the index fuel surcharge schedules peg to. At the stated 6.5 mpg reference, that is **81.7 cents a mile** of fuel. The week's move adds about **$13.77** to the fuel cost of a 500-mile haul. [Chart: Diesel fuel cost per mile (at 6.5 mpg)](https://mondaydiesel.com/costpermile/diesel-cost-per-mile) ([data](https://mondaydiesel.com/costpermile/diesel-cost-per-mile.md) — chart image: https://mondaydiesel.com/charts/issues/diesel/2026-07-28/costpermile/diesel-cost-per-mile.png) - **Gulf Coast (PADD 3):** $5.087/gal, up 3% week over week per EIA's on-highway diesel survey, and 47% above its 5-year median. The widest vs-median gap of any region this week. - **Central Atlantic (PADD 1B):** $5.579/gal, up 4% on the week, 39% above its 5-year median. The highest price among the East Coast subregions. - **Midwest (PADD 2):** $5.196/gal, up 4% on the week, 37% above its 5-year median. - **California:** $6.670/gal, up 3% on the week, 35% above its 5-year median. The highest single reading in EIA's weekly on-highway diesel survey. - **West-vs-Gulf gap:** the West Coast (PADD 5) at $6.067/gal pays 98.0 cents/gal over the Gulf Coast (PADD 3) at $5.087/gal. The most recent wholesale reads from EIA's daily ULSD spot series date to July 20: New York Harbor at $4.118/gal and the Gulf Coast hub at $4.039/gal. Those are untaxed bulk prices, not pump prices, and they predate this week's retail read by one week. WTI crude (Cushing) stood at $84.38/bbl and Brent (Europe) at $86.99/bbl on that same date per EIA's daily spot series. Crude is roughly half the cost of a gallon at the pump and reaches the retail price with a lag of days to weeks. The US DOE number sits 40% above its 5-year median for this calendar week. --- Canonical URL: https://mondaydiesel.com/issues/2026-07-28