Stay updated with real-time air quality in Chorley, Lancashire 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)
24
Good
Chorley, Lancashire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.12 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.66 μg/m³
0
55
155
255
425
605+
25.63 ppb
0
55
71
86
201
201+
0.71 ppb
0
36
76
186
605
1005+
3.92 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Chorley, Lancashire
Chorley, Lancashire
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AQI 20
Good
2.99μg/m³
PM2.5
6.57μg/m³
PM10
22.24ppb
O3
0.76ppb
SO2
5.27ppb
NO2
0.12ppm
CO
AQI 21
Good
2.99μg/m³
PM2.5
6.35μg/m³
PM10
22.63ppb
O3
0.76ppb
SO2
6.13ppb
NO2
0.12ppm
CO
AQI 19
Good
3.01μg/m³
PM2.5
6.54μg/m³
PM10
20.95ppb
O3
0.76ppb
SO2
2.72ppb
NO2
0.12ppm
CO
AQI 19
Good
3.07μg/m³
PM2.5
6.05μg/m³
PM10
21.33ppb
O3
0.76ppb
SO2
3.48ppb
NO2
0.12ppm
CO
AQI 21
Good
2.98μg/m³
PM2.5
6.08μg/m³
PM10
22.80ppb
O3
0.76ppb
SO2
6.66ppb
NO2
0.12ppm
CO
AQI 19
Good
3.00μg/m³
PM2.5
6.04μg/m³
PM10
20.44ppb
O3
0.76ppb
SO2
2.15ppb
NO2
0.12ppm
CO
Air quality data and pollutant measurements for Lancashire, UK adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Chorley, Lancashire is updated every hour.
The worst air quality in Chorley, Lancashire in the last 24 hours was observed at 04:00:00 on 2026-05-13.
In the last 24 hrs, the best air quality in Chorley, Lancashire was observed at 08:00:00 on 2026-05-14.
The current air quality in Chorley, Lancashire is 20, categorized as Good based on real-time data.
The most common pollutant in Chorley, Lancashire is O3.
If the air quality in Chorley, Lancashire is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Chorley, Lancashire is 3.032 μg/m3.
The current PM10 concentration at Chorley, Lancashire is 7.114 μg/m3.
The current carbon monoxide (CO) concentration at Chorley, Lancashire is 0.118 ppm.
The current sulfur dioxide (SO2) concentration at Chorley, Lancashire is 0.706 ppb.
The current ozone (O3) concentration at Chorley, Lancashire is 22.391 ppm.
The current nitrogen dioxide (NO2) concentration at Chorley, Lancashire is 4.301 ppb.
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