Stay updated with real-time air quality in Truro, Cornwall 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)
33
Good
Truro, Cornwall
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.10 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.71 μg/m³
0
55
155
255
425
605+
35.43 ppb
0
55
71
86
201
201+
0.07 ppb
0
36
76
186
605
1005+
0.55 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Truro, Cornwall
Truro, Cornwall
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AQI 33
Good
6.14μg/m³
PM2.5
11.01μg/m³
PM10
35.70ppb
O3
0.07ppb
SO2
0.56ppb
NO2
0.11ppm
CO
AQI 33
Good
6.28μg/m³
PM2.5
11.04μg/m³
PM10
35.43ppb
O3
0.08ppb
SO2
0.72ppb
NO2
0.11ppm
CO
AQI 33
Good
5.94μg/m³
PM2.5
10.78μg/m³
PM10
36.29ppb
O3
0.06ppb
SO2
0.36ppb
NO2
0.12ppm
CO
AQI 33
Good
5.99μg/m³
PM2.5
10.20μg/m³
PM10
35.84ppb
O3
0.05ppb
SO2
0.33ppb
NO2
0.12ppm
CO
AQI 33
Good
6.04μg/m³
PM2.5
10.80μg/m³
PM10
36.03ppb
O3
0.06ppb
SO2
0.38ppb
NO2
0.12ppm
CO
AQI 38
Good
6.67μg/m³
PM2.5
9.87μg/m³
PM10
33.71ppb
O3
0.08ppb
SO2
0.46ppb
NO2
0.11ppm
CO
The air quality data for Cornwall, UK is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Truro, Cornwall are available every hour.
Truro, Cornwall experienced its worst air quality at 03:00:00, 2025-06-06.
The best air quality in Truro, Cornwall was observed at 05:00:00 on 2025-06-06.
The air quality in Truro, Cornwall right now is Good, with an AQI of 33.
In Truro, Cornwall, PM2.5 is the most frequently found pollutant.
When air quality in Truro, Cornwall is compromised, staying indoors and wearing a mask can reduce health risks.
Truro, Cornwall currently has a PM2.5 concentration of 6.1 μg/m3.
Truro, Cornwall currently has a PM10 concentration of 10.705 μg/m3.
The current carbon monoxide (CO) level in Truro, Cornwall is 0.115 ppm.
The current sulfur dioxide (SO2) concentration in Truro, Cornwall is 0.065 ppb.
Truro, Cornwall currently has an ozone (O3) concentration of 35.428 ppm.
The current level of nitrogen dioxide (NO2) in Truro, Cornwall is 0.552 ppb.
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