Stay updated with real-time air quality in Lisburn and Castlereagh, 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)
31
Good
Lisburn and Castlereagh, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.14 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.89 μg/m³
0
55
155
255
425
605+
33.02 ppb
0
55
71
86
201
201+
0.55 ppb
0
36
76
186
605
1005+
9.67 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Lisburn and Castlereagh, UK
Lisburn and Castlereagh, UK
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 30
Good
3.86μg/m³
PM2.5
12.26μg/m³
PM10
31.93ppb
O3
0.74ppb
SO2
10.10ppb
NO2
0.12ppm
CO
AQI 30
Good
3.92μg/m³
PM2.5
11.86μg/m³
PM10
31.69ppb
O3
0.69ppb
SO2
9.91ppb
NO2
0.12ppm
CO
AQI 31
Good
3.81μg/m³
PM2.5
11.96μg/m³
PM10
32.83ppb
O3
1.39ppb
SO2
7.47ppb
NO2
0.12ppm
CO
AQI 36
Good
3.48μg/m³
PM2.5
12.24μg/m³
PM10
39.25ppb
O3
1.09ppb
SO2
8.06ppb
NO2
0.12ppm
CO
AQI 37
Good
4.87μg/m³
PM2.5
12.53μg/m³
PM10
39.83ppb
O3
1.24ppb
SO2
5.66ppb
NO2
0.12ppm
CO
AQI 27
Good
3.85μg/m³
PM2.5
11.66μg/m³
PM10
28.73ppb
O3
1.02ppb
SO2
5.33ppb
NO2
0.12ppm
CO
Air quality and pollutant data for Lisburn and Castlereagh, 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 Lisburn and Castlereagh, UK is updated every hour for accuracy.
In the past 24 hours, the air quality in Lisburn and Castlereagh, UK was at its worst at 04:00:00 on 2026-05-14.
In the last 24 hours, the best air quality in Lisburn and Castlereagh, UK was observed at 08:00:00 on 2026-05-14.
As of now, the AQI in Lisburn and Castlereagh, UK is 31, indicating Good conditions.
Lisburn and Castlereagh, UK air has the highest levels of O3.
Poor air quality in Lisburn and Castlereagh, UK means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Lisburn and Castlereagh, UK are currently 4.144 μg/m3.
The PM10 concentration in Lisburn and Castlereagh, UK is 11.894 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Lisburn and Castlereagh, UK is 0.118 ppm.
Currently, Lisburn and Castlereagh, UK has a sulfur dioxide (SO2) concentration of 0.546 ppb.
The current ozone (O3) level in Lisburn and Castlereagh, UK at the moment is 33.017 ppm.
Nitrogen dioxide (NO2) level in Lisburn and Castlereagh, UK at the moment is 9.666 ppb.
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