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)
18
Good
Runcorn, Halton
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.88 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.87 μg/m³
0
55
155
255
425
605+
19.25 ppb
0
55
71
86
201
201+
0.50 ppb
0
36
76
186
605
1005+
3.79 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Runcorn, Halton
Runcorn, Halton
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AQI 19
Good
2.81μg/m³
PM2.5
7.33μg/m³
PM10
20.31ppb
O3
0.50ppb
SO2
8.00ppb
NO2
0.29ppm
CO
AQI 19
Good
3.20μg/m³
PM2.5
7.63μg/m³
PM10
21.10ppb
O3
0.44ppb
SO2
8.40ppb
NO2
0.29ppm
CO
AQI 19
Good
2.68μg/m³
PM2.5
8.22μg/m³
PM10
20.71ppb
O3
0.49ppb
SO2
8.52ppb
NO2
0.29ppm
CO
AQI 19
Good
3.03μg/m³
PM2.5
7.54μg/m³
PM10
19.71ppb
O3
0.56ppb
SO2
7.59ppb
NO2
0.29ppm
CO
AQI 19
Good
1.92μg/m³
PM2.5
8.97μg/m³
PM10
20.71ppb
O3
0.53ppb
SO2
8.83ppb
NO2
0.29ppm
CO
AQI 19
Good
3.06μg/m³
PM2.5
6.08μg/m³
PM10
20.05ppb
O3
0.59ppb
SO2
7.09ppb
NO2
0.29ppm
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 03:00:00 on 2026-10-07.
In the last 24 hours, the best air quality in Runcorn, Halton was observed at 11:00:00 on 2026-10-06.
As of now, the AQI in Runcorn, Halton is 19, indicating Good conditions.
Runcorn, Halton air has the highest levels of O3.
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 2.855 μg/m3.
The PM10 concentration in Runcorn, Halton is 7.402 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Runcorn, Halton is 0.294 ppm.
Currently, Runcorn, Halton has a sulfur dioxide (SO2) concentration of 0.502 ppb.
The current ozone (O3) level in Runcorn, Halton at the moment is 20.269 ppm.
Nitrogen dioxide (NO2) level in Runcorn, Halton at the moment is 8.062 ppb.
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