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)
31
Good
Chorley, Lancashire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.40 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.57 μg/m³
0
55
155
255
425
605+
33.09 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
10.94 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Chorley, Lancashire
Chorley, Lancashire
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AQI 33
Good
5.60μg/m³
PM2.5
11.35μg/m³
PM10
35.95ppb
O3
0.41ppb
SO2
8.68ppb
NO2
0.26ppm
CO
AQI 33
Good
5.75μg/m³
PM2.5
11.22μg/m³
PM10
35.85ppb
O3
0.42ppb
SO2
9.10ppb
NO2
0.26ppm
CO
AQI 33
Good
5.70μg/m³
PM2.5
11.20μg/m³
PM10
35.80ppb
O3
0.38ppb
SO2
5.18ppb
NO2
0.26ppm
CO
AQI 34
Good
5.42μg/m³
PM2.5
10.76μg/m³
PM10
36.63ppb
O3
0.40ppb
SO2
6.70ppb
NO2
0.26ppm
CO
AQI 33
Good
5.90μg/m³
PM2.5
11.04μg/m³
PM10
35.89ppb
O3
0.43ppb
SO2
9.16ppb
NO2
0.26ppm
CO
AQI 33
Good
5.97μg/m³
PM2.5
11.01μg/m³
PM10
36.20ppb
O3
0.38ppb
SO2
3.81ppb
NO2
0.26ppm
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 09:00:00 on 2026-04-18.
In the last 24 hrs, the best air quality in Chorley, Lancashire was observed at 09:00:00 on 2026-04-18.
The current air quality in Chorley, Lancashire is 31, 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 5.404 μg/m3.
The current PM10 concentration at Chorley, Lancashire is 12.575 μg/m3.
The current carbon monoxide (CO) concentration at Chorley, Lancashire is 0.257 ppm.
The current sulfur dioxide (SO2) concentration at Chorley, Lancashire is 0.382 ppb.
The current ozone (O3) concentration at Chorley, Lancashire is 33.091 ppm.
The current nitrogen dioxide (NO2) concentration at Chorley, Lancashire is 10.936 ppb.
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