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)
64
Moderate
Runcorn, Halton
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
16.27 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.13 μg/m³
0
55
155
255
425
605+
28.52 ppb
0
55
71
86
201
201+
0.57 ppb
0
36
76
186
605
1005+
9.77 ppb
0
54
101
361
1250
2050+
0.03 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Runcorn, Halton
Runcorn, Halton
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AQI 66
Moderate
17.00μg/m³
PM2.5
29.36μg/m³
PM10
28.86ppb
O3
0.57ppb
SO2
11.35ppb
NO2
0.03ppm
CO
AQI 64
Moderate
16.17μg/m³
PM2.5
33.72μg/m³
PM10
29.92ppb
O3
0.58ppb
SO2
5.34ppb
NO2
0.03ppm
CO
AQI 56
Moderate
11.90μg/m³
PM2.5
27.37μg/m³
PM10
28.60ppb
O3
0.57ppb
SO2
5.93ppb
NO2
0.03ppm
CO
AQI 62
Moderate
15.13μg/m³
PM2.5
28.07μg/m³
PM10
26.66ppb
O3
0.56ppb
SO2
6.78ppb
NO2
0.03ppm
CO
AQI 27
Good
5.42μg/m³
PM2.5
24.11μg/m³
PM10
27.89ppb
O3
0.57ppb
SO2
4.33ppb
NO2
0.03ppm
CO
AQI 71
Moderate
19.79μg/m³
PM2.5
27.77μg/m³
PM10
25.79ppb
O3
0.56ppb
SO2
5.18ppb
NO2
0.03ppm
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 07:00:00 on 2026-07-18.
In the last 24 hours, the best air quality in Runcorn, Halton was observed at 11:00:00 on 2026-07-17.
As of now, the AQI in Runcorn, Halton is 64, indicating Moderate 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 16.273 μg/m3.
The PM10 concentration in Runcorn, Halton is 29.126 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Runcorn, Halton is 0.031 ppm.
Currently, Runcorn, Halton has a sulfur dioxide (SO2) concentration of 0.572 ppb.
The current ozone (O3) level in Runcorn, Halton at the moment is 28.521 ppm.
Nitrogen dioxide (NO2) level in Runcorn, Halton at the moment is 9.772 ppb.
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