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)
27
Good
West Yorkshire, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.08 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.61 μg/m³
0
55
155
255
425
605+
28.85 ppb
0
55
71
86
201
201+
0.67 ppb
0
36
76
186
605
1005+
7.52 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
West Yorkshire, UK
West Yorkshire, UK
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 21
Good
3.17μg/m³
PM2.5
6.99μg/m³
PM10
22.54ppb
O3
0.76ppb
SO2
7.81ppb
NO2
0.12ppm
CO
AQI 25
Good
3.56μg/m³
PM2.5
12.04μg/m³
PM10
26.68ppb
O3
0.68ppb
SO2
7.16ppb
NO2
0.12ppm
CO
AQI 22
Good
4.20μg/m³
PM2.5
13.14μg/m³
PM10
21.07ppb
O3
0.78ppb
SO2
5.28ppb
NO2
0.12ppm
CO
AQI 25
Good
3.82μg/m³
PM2.5
11.42μg/m³
PM10
27.30ppb
O3
0.80ppb
SO2
5.96ppb
NO2
0.12ppm
CO
AQI 21
Good
2.98μg/m³
PM2.5
6.71μg/m³
PM10
22.99ppb
O3
0.77ppb
SO2
5.61ppb
NO2
0.12ppm
CO
AQI 28
Good
3.27μg/m³
PM2.5
9.47μg/m³
PM10
30.47ppb
O3
0.61ppb
SO2
5.25ppb
NO2
0.12ppm
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 03:00:00 on 2026-05-13.
In the last 24 hours, the best air quality in West Yorkshire, UK was observed at 08:00:00 on 2026-05-14.
As of now, the AQI in West Yorkshire, UK is 27, indicating Good conditions.
West Yorkshire, UK air has the highest levels of O3.
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 3.08 μg/m3.
The PM10 concentration in West Yorkshire, UK is 8.614 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in West Yorkshire, UK is 0.118 ppm.
Currently, West Yorkshire, UK has a sulfur dioxide (SO2) concentration of 0.674 ppb.
The current ozone (O3) level in West Yorkshire, UK at the moment is 28.852 ppm.
Nitrogen dioxide (NO2) level in West Yorkshire, UK at the moment is 7.524 ppb.
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