Stay updated with real-time air quality in Runcorn, Halton 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
Runcorn, Halton
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.72 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.67 μg/m³
0
55
155
255
425
605+
20.71 ppb
0
55
71
86
201
201+
1.08 ppb
0
36
76
186
605
1005+
34.92 ppb
0
54
101
361
1250
2050+
0.77 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Runcorn, Halton
Runcorn, Halton
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AQI 44
Good
8.13μg/m³
PM2.5
21.72μg/m³
PM10
21.93ppb
O3
0.80ppb
SO2
38.90ppb
NO2
0.81ppm
CO
AQI 33
Good
5.72μg/m³
PM2.5
16.13μg/m³
PM10
22.71ppb
O3
0.78ppb
SO2
29.55ppb
NO2
0.81ppm
CO
AQI 30
Good
5.43μg/m³
PM2.5
19.21μg/m³
PM10
22.27ppb
O3
0.79ppb
SO2
31.50ppb
NO2
0.81ppm
CO
AQI 44
Good
7.86μg/m³
PM2.5
20.15μg/m³
PM10
22.86ppb
O3
0.80ppb
SO2
26.37ppb
NO2
0.81ppm
CO
AQI 30
Good
3.48μg/m³
PM2.5
19.99μg/m³
PM10
21.91ppb
O3
0.79ppb
SO2
31.90ppb
NO2
0.81ppm
CO
AQI 56
Moderate
11.69μg/m³
PM2.5
18.82μg/m³
PM10
22.80ppb
O3
0.81ppb
SO2
18.96ppb
NO2
0.81ppm
CO
Air quality and pollutant data for Halton, 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 Runcorn, Halton is updated every hour for accuracy.
In the past 24 hours, the air quality in Runcorn, Halton was at its worst at 05:00:00 on 2026-11-12.
In the last 24 hours, the best air quality in Runcorn, Halton was observed at 09:00:00 on 2026-11-12.
As of now, the AQI in Runcorn, Halton is 44, indicating Good conditions.
Runcorn, Halton air has the highest levels of PM2.5.
Poor air quality in Runcorn, Halton means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Runcorn, Halton are currently 7.76 μg/m3.
The PM10 concentration in Runcorn, Halton is 20.808 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Runcorn, Halton is 0.805 ppm.
Currently, Runcorn, Halton has a sulfur dioxide (SO2) concentration of 0.794 ppb.
The current ozone (O3) level in Runcorn, Halton at the moment is 22.118 ppm.
Nitrogen dioxide (NO2) level in Runcorn, Halton at the moment is 36.311 ppb.
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