# PADD 4 (Rocky Mtn) Regular Gasoline · Retail Pressure Index (RPI-C)

- Series code: `retail.padd4.gasoline_regular.weekly.rpi_c`
- Units: index · frequency: weekly
- Latest: **81.7 index** (2026-09-28)
- History: 1992-08-03 to 2026-09-28, 1783 observations
- Change over 1 week: -6.6 (-7.4%)
- Change over 1 month: +2.9 (+3.7%)
- Change over 1 year: +38.3 (+88.2%)
- Change over 5 years: +5.0 (+6.5%)
- 52-week range: 9.9 (2026-01-05) – 88.3 (2026-09-21)
- Latest value is higher than 86% of the full history

## Recent observations

| Date | Value |
|---|---|
| 2026-09-28 | 81.7 |
| 2026-09-21 | 88.3 |
| 2026-09-14 | 86.1 |
| 2026-09-07 | 80.5 |
| 2026-08-31 | 67.7 |
| 2026-08-24 | 78.8 |
| 2026-08-17 | 76.6 |
| 2026-08-10 | 58.2 |
| 2026-08-03 | 70.3 |
| 2026-07-27 | 71.8 |
| 2026-07-20 | 66.5 |
| 2026-07-13 | 56.9 |

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