# Rocky Mountain (PADD 4) vs the US average -11.5 cents/gal vs the US average for the week of Aug 24, 2026. Positive means Rocky Mountain pays over the national number. _Data through Aug 24, 2026 · source last checked Aug 25, 2026 · page revised Aug 25, 2026_ > Rocky Mountain pays 11.5 cents/gal under the US average this week. The gap is 8.8 cents narrower than a week ago. Rocky Mountain diesel trades 11.5 cents/gal under the national average this week. The discount widened by 8.8 cents from a week ago. A year ago the region was 4.0 cents/gal over the national number, marking a substantial reversal. ## The numbers | Period | Gap | Week of | | --- | --- | --- | | This week | -11.5 cents/gal | Aug 24, 2026 | | A week ago | -2.7 cents/gal | Aug 17, 2026 | | 4 weeks ago | -17.2 cents/gal | Jul 27, 2026 | | A year ago | +4.0 cents/gal | Aug 25, 2025 | ## About this data - Source: Derived from EIA weekly on-highway diesel survey - Series: Rocky Mountain (PADD 4) vs the US average - Basis: Region pump price minus the US average - Unit: cents/gal - Calculation period: Weekly (survey week) - Last observation: Aug 24, 2026 - Update frequency: Weekly --- Cite: Rocky Mountain (PADD 4) vs the US average: -11.5 cents/gal for the week of Aug 24, 2026. Monday Diesel. https://mondaydiesel.com/spreads/rocky-mountain Canonical URL: https://mondaydiesel.com/spreads/rocky-mountain