# Colorado Regular Gasoline · Acceleration Index

- Series code: `retail.state_co.gasoline_regular.weekly.ai`
- Units: pp · frequency: weekly
- Latest: **-2.25 pp** (2026-09-28)
- History: 2000-09-04 to 2026-09-28, 1361 observations
- Change over 1 week: -2.19 (-3,191.8%)
- Change over 1 month: -3.52 (-278.2%)
- Change over 1 year: -3.80 (-246.1%)
- Change over 5 years: -1.82 (-418.1%)
- 52-week range: -16.57 (2026-06-01) – 17.10 (2026-03-09)
- Latest value is higher than 11% of the full history

## Recent observations

| Date | Value |
|---|---|
| 2026-09-28 | -2.25 |
| 2026-09-21 | -0.07 |
| 2026-09-14 | 0.50 |
| 2026-09-07 | 4.45 |
| 2026-08-31 | -6.84 |
| 2026-08-24 | 1.27 |
| 2026-08-17 | 3.97 |
| 2026-08-10 | -4.19 |
| 2026-08-03 | 0.98 |
| 2026-07-27 | -0.90 |
| 2026-07-20 | 3.45 |
| 2026-07-13 | 5.79 |

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