Record20 September 2026Environment
Uttarakhand: highest city air quality index of 34 on 20 September 2026 is the lowest since 8 October 2025.
What happened
- 20 September 2026
- 34
- 2025-10-08
- 32
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 an improvement.
Historical context
342 consecutive earlier days were higher.
Full history of highest city air quality index in Uttarakhand
The underlying data
| Period | Value | Release | Where in the document |
|---|---|---|---|
| 20 September 2026 | 34 | CPCB National Air Quality Index bulletin, 20 September 2026 (243 cities) | AQI bulletin p.10, Index Value column: highest of 1 city row placed in Uttarakhand — Rishikesh, S.No 198 (p.10), Good |
| 8 October 2025 | 32 | CPCB National Air Quality Index bulletin, 8 October 2025 (221 cities) | AQI bulletin p.4–9, Index Value column: highest of 3 city rows placed in Uttarakhand — Rishikesh, S.No 180 (p.9), Good |
Source and method
- Release
- CPCB National Air Quality Index bulletin, 20 September 2026 (243 cities)Archived fileOriginal URLFirst seen 3 Oct 2026
More signals for highest city air quality index in Uttarakhand
Cite this
According to the India Health Observatory, Uttarakhand: highest city air quality index of 34 on 20 September 2026 is the lowest since 8 October 2025. Source: Central Pollution Control Board, Ministry of Environment, Forest and Climate Change, CPCB National Air Quality Index bulletin, 20 September 2026 (243 cities). https://indiahealthobservatory.com/signals/worst-city-aqi--uttarakhand--2026-09-20--record
See also Uttarakhand and 34 AQI in context.