London
Summary
Air quality in London is good, with an AQI of 42. The air poses little or no health risk.
Current Air Quality Index
42
Good
050100150200300500
Dominant Pollutant:
PM2.5
Health Advice
Air quality is satisfactory and poses little or no health risk. Enjoy outdoor activities normally.
Pollutant Breakdown
| Pollutant | Concentration | Unit |
|---|---|---|
| PM2.5 (dominant) | 10.0 | µg/m³ |
| NO₂ | 19.1 | ppb |
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Event Details
Coords: 51.5072,
-0.1275
GB
Last update:
12 minutes ago
Updated:
1 hour ago
Good
About the Air Quality Index
The AQI is a dimensionless index from 0 to 500, where lower values indicate better air quality. It is calculated from the six criteria pollutants.
Good
(0–50)
Moderate
(0–100)
Unhealthy for Sensitive Groups
(0–150)
Unhealthy
(0–200)
Very Unhealthy
(0–300)
Hazardous
(0–500)