Stay updated with real-time air quality in Newtownbreda, Lisburn and Castlereagh 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)
23
Good
Newtownbreda, Lisburn and Castlereagh
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.43 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.66 μg/m³
0
55
155
255
425
605+
24.52 ppb
0
55
71
86
201
201+
0.32 ppb
0
36
76
186
605
1005+
5.71 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Newtownbreda, Lisburn and Castlereagh
Newtownbreda, Lisburn and Castlereagh
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AQI 27
Good
3.60μg/m³
PM2.5
6.33μg/m³
PM10
29.25ppb
O3
0.21ppb
SO2
2.72ppb
NO2
0.14ppm
CO
AQI 26
Good
3.78μg/m³
PM2.5
6.49μg/m³
PM10
27.95ppb
O3
0.25ppb
SO2
4.08ppb
NO2
0.14ppm
CO
AQI 30
Good
3.06μg/m³
PM2.5
5.68μg/m³
PM10
31.77ppb
O3
0.14ppb
SO2
2.02ppb
NO2
0.13ppm
CO
AQI 30
Good
2.87μg/m³
PM2.5
5.50μg/m³
PM10
32.26ppb
O3
0.15ppb
SO2
2.35ppb
NO2
0.13ppm
CO
AQI 28
Good
3.30μg/m³
PM2.5
6.07μg/m³
PM10
29.60ppb
O3
0.23ppb
SO2
3.52ppb
NO2
0.14ppm
CO
AQI 31
Good
2.98μg/m³
PM2.5
6.44μg/m³
PM10
34.10ppb
O3
0.14ppb
SO2
1.57ppb
NO2
0.13ppm
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 Newtownbreda, Lisburn and Castlereagh is updated every hour for accuracy.
In the past 24 hours, the air quality in Newtownbreda, Lisburn and Castlereagh was at its worst at 03:00:00 on 2026-10-22.
In the last 24 hours, the best air quality in Newtownbreda, Lisburn and Castlereagh was observed at 06:00:00 on 2026-10-22.
As of now, the AQI in Newtownbreda, Lisburn and Castlereagh is 23, indicating Good conditions.
Newtownbreda, Lisburn and Castlereagh air has the highest levels of O3.
Poor air quality in Newtownbreda, Lisburn and Castlereagh means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Newtownbreda, Lisburn and Castlereagh are currently 4.433 μg/m3.
The PM10 concentration in Newtownbreda, Lisburn and Castlereagh is 7.66 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Newtownbreda, Lisburn and Castlereagh is 0.158 ppm.
Currently, Newtownbreda, Lisburn and Castlereagh has a sulfur dioxide (SO2) concentration of 0.324 ppb.
The current ozone (O3) level in Newtownbreda, Lisburn and Castlereagh at the moment is 24.524 ppm.
Nitrogen dioxide (NO2) level in Newtownbreda, Lisburn and Castlereagh at the moment is 5.714 ppb.
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