Record2 October 2026Environment
Odisha: highest city air quality index of 231 on 2 October 2026 is the highest since 1 June 2026.
What happened
- 2 October 2026
- 231
- 2026-06-01
- 302
Why it matters
A record says how long it has been since the series was this high or this low. It puts a single value in the context of the whole published history.
For highest city air quality index, lower is better. This movement is therefore assessed as a deterioration.
Historical context
122 consecutive earlier days were lower.
The underlying data
| Period | Value | Release | Where in the document |
|---|---|---|---|
| 2 October 2026 | 231 | CPCB National Air Quality Index bulletin, 2 October 2026 (252 cities) | AQI bulletin p.1–12, Index Value column: highest of 16 city rows placed in Odisha — Talcher, S.No 230 (p.12), Poor |
| 1 June 2026 | 302 | CPCB National Air Quality Index bulletin, 1 June 2026 (229 cities) | AQI bulletin p.1–11, Index Value column: highest of 13 city rows placed in Odisha — Angul, S.No 11 (p.1), Very Poor |
Source and method
More signals for highest city air quality index in Odisha
- Odisha: highest city air quality index over the 7 days to 3 October 2026 was 163, above the 4-year median of 98 for the same week (+67%).
- Odisha: highest city air quality index over the 7 days to 2 October 2026 was 149, above the 5-year median of 110 for the same week (+35%).
- Odisha: highest city air quality index over the 7 days to 23 September 2026 was 103, below the 3-year median of 131 for the same week (−22%).
- Odisha: highest city air quality index over the 7 days to 17 September 2026 was 114, above the 4-year median of 93 for the same week (+22%).
Cite this
According to the India Health Observatory, Odisha: highest city air quality index of 231 on 2 October 2026 is the highest since 1 June 2026. Source: Central Pollution Control Board, Ministry of Environment, Forest and Climate Change, CPCB National Air Quality Index bulletin, 2 October 2026 (252 cities). https://indiahealthobservatory.com/signals/worst-city-aqi--odisha--2026-10-02--record
See also Odisha and 231 AQI in context.