# PADD 4 (Rocky Mtn) Diesel · Acceleration Index

- Series code: `retail.padd4.diesel_all.weekly.ai`
- Units: pp · frequency: weekly
- Latest: **-0.46 pp** (2026-09-28)
- History: 1994-06-20 to 2026-09-28, 1685 observations
- Change over 1 week: -3.54 (-114.8%)
- Change over 1 month: -0.32 (-242.0%)
- Change over 1 year: -1.79 (-134.1%)
- Change over 5 years: +0.52 (+53.4%)
- 52-week range: -8.44 (2026-04-13) – 17.19 (2026-03-09)
- Latest value is higher than 32% of the full history

## Recent observations

| Date | Value |
|---|---|
| 2026-09-28 | -0.46 |
| 2026-09-21 | 3.08 |
| 2026-09-14 | 2.66 |
| 2026-09-07 | 5.36 |
| 2026-08-31 | -1.04 |
| 2026-08-24 | -0.13 |
| 2026-08-17 | 0.99 |
| 2026-08-10 | -2.77 |
| 2026-08-03 | 1.77 |
| 2026-07-27 | 0.99 |
| 2026-07-20 | 6.81 |
| 2026-07-13 | 4.79 |

Source: Calculated by NewTide from EIA source data. Derived from public-domain EIA data.
Page: https://thinkingonenergy.com/data/retail.padd4.diesel_all.weekly.ai/