Spreads
Gulf Coast (PADD 3) vs the US average
-23.9 cents/gal vs the US average for the week of Aug 31, 2026. Positive means Gulf Coast pays over the national number.
Data through Aug 31, 2026 · source last checked Sep 1, 2026 · page revised Sep 1, 2026
Cite
- Spread
About this data
- Source
- Derived from EIA weekly on-highway diesel survey
- Series
- Gulf Coast (PADD 3) vs the US average
- Basis
- Region pump price minus the US average
- Unit
- cents/gal
- Calculation
- Weekly (survey week)
- Last observation
- Aug 31, 2026
- Update frequency
- Weekly
Gulf Coast pays 23.9 cents/gal under the US average this week. The gap is 6.8 cents narrower than a week ago.
The Gulf Coast spread to the US average widened to 23.9 cents under the national number this week, 6.8 cents wider than a week ago.
| Period | Gap | Week of |
|---|---|---|
| This week | -23.9 cents/gal | Aug 31, 2026 |
| A week ago | -17.1 cents/gal | Aug 24, 2026 |
| 4 weeks ago | -20.7 cents/gal | Aug 3, 2026 |
| A year ago | -36.7 cents/gal | Sep 1, 2025 |
Previous weeks
Week of Aug 24, 2026
Gulf Coast paid 17.1 cents/gal under the US average this week. The gap is 4.6 cents wider than a week ago. A year ago the region paid 38.0 cents/gal less than the average.
An earlier week
The Gulf Coast (PADD 3) trades 21.7 cents/gal under the US average for the week of Aug 17. The discount has widened 0.4 cents since a week ago. The year-over-year gap has narrowed 15.6 cents.
Week of Aug 18, 2026
The Gulf Coast is priced 21.3 cents per gallon under the US average this week, its discount widening 0.6 cents from a week ago. Over the past year, the regional advantage has narrowed considerably, from a 35.7-cent gap a year ago.