Stay updated with real-time air quality in Cornwall, UK featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
38
Good
Cornwall, UK
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.82 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.42 μg/m³
0
55
155
255
425
605+
39.04 ppb
0
55
71
86
201
201+
0.19 ppb
0
36
76
186
605
1005+
1.22 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Cornwall, UK
Cornwall, UK
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City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
---|
AQI 36
Good
2.95μg/m³
PM2.5
6.89μg/m³
PM10
38.58ppb
O3
0.70ppb
SO2
3.42ppb
NO2
0.06ppm
CO
AQI 36
Good
2.89μg/m³
PM2.5
7.74μg/m³
PM10
39.10ppb
O3
0.70ppb
SO2
3.61ppb
NO2
0.06ppm
CO
AQI 34
Good
3.72μg/m³
PM2.5
9.57μg/m³
PM10
37.01ppb
O3
0.70ppb
SO2
3.79ppb
NO2
0.05ppm
CO
AQI 33
Good
4.17μg/m³
PM2.5
13.37μg/m³
PM10
36.11ppb
O3
0.74ppb
SO2
3.24ppb
NO2
0.04ppm
CO
AQI 33
Good
4.06μg/m³
PM2.5
9.88μg/m³
PM10
36.04ppb
O3
0.71ppb
SO2
8.10ppb
NO2
0.05ppm
CO
AQI 32
Good
4.38μg/m³
PM2.5
11.48μg/m³
PM10
34.88ppb
O3
0.73ppb
SO2
12.16ppb
NO2
0.04ppm
CO
Air quality and pollutant data for Cornwall, UK are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Cornwall, UK is updated every hour for accuracy.
In the past 24 hours, the air quality in Cornwall, UK was at its worst at 08:00:00 on 2025-06-04.
In the last 24 hours, the best air quality in Cornwall, UK was observed at 11:00:00 on 2025-06-04.
As of now, the AQI in Cornwall, UK is 38, indicating Good conditions.
Cornwall, UK air has the highest levels of PM2.5.
Poor air quality in Cornwall, UK means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Cornwall, UK are currently 6.819 μg/m3.
The PM10 concentration in Cornwall, UK is 15.416 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Cornwall, UK is 0.107 ppm.
Currently, Cornwall, UK has a sulfur dioxide (SO2) concentration of 0.187 ppb.
The current ozone (O3) level in Cornwall, UK at the moment is 39.043 ppm.
Nitrogen dioxide (NO2) level in Cornwall, UK at the moment is 1.222 ppb.
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