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)
28
Good
Cornwall, UK
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
3.24 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.48 μg/m³
0
55
155
255
425
605+
30.46 ppb
0
55
71
86
201
201+
0.18 ppb
0
36
76
186
605
1005+
2.13 ppb
0
54
101
361
1250
2050+
0.16 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 38
Good
7.16μg/m³
PM2.5
13.87μg/m³
PM10
23.76ppb
O3
0.55ppb
SO2
4.65ppb
NO2
0.25ppm
CO
AQI 38
Good
7.07μg/m³
PM2.5
14.19μg/m³
PM10
22.95ppb
O3
0.56ppb
SO2
12.67ppb
NO2
0.25ppm
CO
AQI 44
Good
7.70μg/m³
PM2.5
18.77μg/m³
PM10
29.23ppb
O3
0.55ppb
SO2
3.90ppb
NO2
0.25ppm
CO
AQI 49
Good
8.98μg/m³
PM2.5
24.66μg/m³
PM10
32.94ppb
O3
0.60ppb
SO2
6.14ppb
NO2
0.25ppm
CO
AQI 44
Good
7.84μg/m³
PM2.5
16.15μg/m³
PM10
31.54ppb
O3
0.55ppb
SO2
3.41ppb
NO2
0.25ppm
CO
AQI 44
Good
8.05μg/m³
PM2.5
17.89μg/m³
PM10
28.73ppb
O3
0.53ppb
SO2
4.61ppb
NO2
0.25ppm
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 06:00:00 on 2025-06-13.
In the last 24 hours, the best air quality in Cornwall, UK was observed at 03:00:00 on 2025-06-14.
As of now, the AQI in Cornwall, UK is 27, indicating Good conditions.
Cornwall, UK air has the highest levels of O3.
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 4.184 μg/m3.
The PM10 concentration in Cornwall, UK is 6.463 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Cornwall, UK is 0.153 ppm.
Currently, Cornwall, UK has a sulfur dioxide (SO2) concentration of 0.156 ppb.
The current ozone (O3) level in Cornwall, UK at the moment is 28.688 ppm.
Nitrogen dioxide (NO2) level in Cornwall, UK at the moment is 2.369 ppb.
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