# U.S. Midgrade Gasoline · Z-Score Stress Index

- Series code: `retail.us.gasoline_midgrade.weekly.zsi`
- Units: σ · frequency: weekly
- Latest: **3.19 σ** (2026-09-28)
- History: 1994-11-28 to 2026-09-28, 1662 observations
- Change over 1 week: -0.23 (-6.7%)
- Change over 1 month: +0.93 (+41.2%)
- Change over 1 year: +3.16 (+10,371.5%)
- Change over 5 years: +0.26 (+8.7%)
- 52-week range: -0.45 (2026-03-02) – 3.42 (2026-09-21)
- Latest value is higher than 88% of the full history

## Recent observations

| Date | Value |
|---|---|
| 2026-09-28 | 3.19 |
| 2026-09-21 | 3.42 |
| 2026-09-14 | 3.11 |
| 2026-09-07 | 2.87 |
| 2026-08-31 | 2.49 |
| 2026-08-24 | 2.26 |
| 2026-08-17 | 1.93 |
| 2026-08-10 | 1.79 |
| 2026-08-03 | 1.75 |
| 2026-07-27 | 1.56 |
| 2026-07-20 | 1.22 |
| 2026-07-13 | 0.76 |

Source: Calculated by NewTide from EIA source data. Derived from public-domain EIA data.
Page: https://thinkingonenergy.com/data/retail.us.gasoline_midgrade.weekly.zsi/