Stay updated with real-time air quality in West Yorkshire, 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)
17
Good
West Yorkshire, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.22 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
6.46 μg/m³
0
55
155
255
425
605+
18.40 ppb
0
55
71
86
201
201+
0.49 ppb
0
36
76
186
605
1005+
4.84 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
West Yorkshire, UK
West Yorkshire, UK
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 17
Good
2.51μg/m³
PM2.5
5.88μg/m³
PM10
17.61ppb
O3
0.48ppb
SO2
8.84ppb
NO2
0.10ppm
CO
AQI 20
Good
2.93μg/m³
PM2.5
10.32μg/m³
PM10
21.50ppb
O3
0.59ppb
SO2
6.20ppb
NO2
0.08ppm
CO
AQI 22
Good
4.20μg/m³
PM2.5
9.95μg/m³
PM10
9.85ppb
O3
0.52ppb
SO2
7.51ppb
NO2
0.09ppm
CO
AQI 18
Good
3.32μg/m³
PM2.5
7.22μg/m³
PM10
18.75ppb
O3
0.49ppb
SO2
3.42ppb
NO2
0.10ppm
CO
AQI 19
Good
2.99μg/m³
PM2.5
6.22μg/m³
PM10
21.43ppb
O3
0.54ppb
SO2
5.12ppb
NO2
0.10ppm
CO
AQI 22
Good
4.22μg/m³
PM2.5
9.69μg/m³
PM10
17.32ppb
O3
0.61ppb
SO2
7.32ppb
NO2
0.09ppm
CO
Air quality and pollutant data for West Yorkshire, 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 West Yorkshire, UK is updated every hour for accuracy.
In the past 24 hours, the air quality in West Yorkshire, UK was at its worst at 07:00:00 on 2026-10-04.
In the last 24 hours, the best air quality in West Yorkshire, UK was observed at 10:00:00 on 2026-10-05.
As of now, the AQI in West Yorkshire, UK is 22, indicating Good conditions.
West Yorkshire, UK air has the highest levels of PM2.5.
Poor air quality in West Yorkshire, UK means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in West Yorkshire, UK are currently 3.629 μg/m3.
The PM10 concentration in West Yorkshire, UK is 9.172 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in West Yorkshire, UK is 0.093 ppm.
Currently, West Yorkshire, UK has a sulfur dioxide (SO2) concentration of 0.505 ppb.
The current ozone (O3) level in West Yorkshire, UK at the moment is 16.833 ppm.
Nitrogen dioxide (NO2) level in West Yorkshire, UK at the moment is 7.891 ppb.
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