Stay updated with real-time air quality in Cheshire West and Chester, UK 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)
54
Moderate
Cheshire West and Chester, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.48 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.37 μg/m³
0
55
155
255
425
605+
16.49 ppb
0
55
71
86
201
201+
0.76 ppb
0
36
76
186
605
1005+
11.72 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Cheshire West and Chester, UK
Cheshire West and Chester, UK
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 60
Moderate
14.16μg/m³
PM2.5
22.76μg/m³
PM10
12.15ppb
O3
0.68ppb
SO2
5.80ppb
NO2
0.06ppm
CO
AQI 58
Moderate
13.02μg/m³
PM2.5
35.88μg/m³
PM10
12.18ppb
O3
0.65ppb
SO2
5.61ppb
NO2
0.07ppm
CO
AQI 58
Moderate
13.45μg/m³
PM2.5
21.74μg/m³
PM10
13.08ppb
O3
0.68ppb
SO2
9.21ppb
NO2
0.06ppm
CO
AQI 58
Moderate
13.20μg/m³
PM2.5
22.60μg/m³
PM10
14.11ppb
O3
0.71ppb
SO2
6.57ppb
NO2
0.06ppm
CO
AQI 54
Moderate
10.73μg/m³
PM2.5
18.86μg/m³
PM10
17.79ppb
O3
0.67ppb
SO2
3.42ppb
NO2
0.07ppm
CO
AQI 52
Moderate
10.28μg/m³
PM2.5
16.88μg/m³
PM10
17.48ppb
O3
0.60ppb
SO2
4.00ppb
NO2
0.07ppm
CO
Air quality measurements for Cheshire West and Chester, UK meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Cheshire West and Chester, UK is updated on an hourly basis.
The worst air quality in Cheshire West and Chester, UK was recorded at 12:00:00 on 2025-11-07.
The best air quality in Cheshire West and Chester, UK was recorded at 10:00:00 on 2025-11-06.
The real-time air quality index in Cheshire West and Chester, UK is 60, currently categorized as Moderate.
The most common pollutant in Cheshire West and Chester, UK is PM2.5.
If the air quality in Cheshire West and Chester, UK is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Cheshire West and Chester, UK at present are 14.053 μg/m3.
The current PM10 levels in Cheshire West and Chester, UK are 30.649 μg/m3.
The current carbon monoxide (CO) level in Cheshire West and Chester, UK is 0.076 ppm.
The current sulfur dioxide (SO2) levels in Cheshire West and Chester, UK are 0.653 ppb.
The current ozone (O3) levels at Cheshire West and Chester, UK is 12.787 ppm.
The current nitrogen dioxide (NO2) levels at Cheshire West and Chester, UK is 6.621 ppb.
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