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
4.35 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.28 μg/m³
0
55
155
255
425
605+
40.67 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
3.05 ppb
0
54
101
361
1250
2050+
0.09 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Runcorn, Halton
Runcorn, Halton
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AQI 38
Good
4.33μg/m³
PM2.5
12.45μg/m³
PM10
40.63ppb
O3
0.40ppb
SO2
3.62ppb
NO2
0.09ppm
CO
AQI 39
Good
4.42μg/m³
PM2.5
13.55μg/m³
PM10
41.52ppb
O3
0.39ppb
SO2
2.24ppb
NO2
0.09ppm
CO
AQI 38
Good
3.71μg/m³
PM2.5
12.37μg/m³
PM10
41.21ppb
O3
0.40ppb
SO2
2.23ppb
NO2
0.09ppm
CO
AQI 37
Good
4.41μg/m³
PM2.5
10.88μg/m³
PM10
40.27ppb
O3
0.42ppb
SO2
1.39ppb
NO2
0.09ppm
CO
AQI 39
Good
2.64μg/m³
PM2.5
12.00μg/m³
PM10
41.54ppb
O3
0.41ppb
SO2
1.92ppb
NO2
0.09ppm
CO
AQI 35
Good
4.19μg/m³
PM2.5
10.82μg/m³
PM10
38.35ppb
O3
0.43ppb
SO2
1.84ppb
NO2
0.09ppm
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 09:00:00 on 2026-03-29.
In the last 24 hours, the best air quality in Runcorn, Halton was observed at 01:00:00 on 2026-03-29.
As of now, the AQI in Runcorn, Halton is 38, 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 4.349 μg/m3.
The PM10 concentration in Runcorn, Halton is 12.283 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Runcorn, Halton is 0.089 ppm.
Currently, Runcorn, Halton has a sulfur dioxide (SO2) concentration of 0.404 ppb.
The current ozone (O3) level in Runcorn, Halton at the moment is 40.669 ppm.
Nitrogen dioxide (NO2) level in Runcorn, Halton at the moment is 3.048 ppb.
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