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

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.04 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.24 μg/m³
0
55
155
255
425
605+
33.47 ppb
0
55
71
86
201
201+
0.69 ppb
0
36
76
186
605
1005+
5.27 ppb
0
54
101
361
1250
2050+
0.04 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Mirfield, West Yorkshire
Mirfield, West Yorkshire
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AQI 31
Good
4.12μg/m³
PM2.5
8.34μg/m³
PM10
33.51ppb
O3
0.70ppb
SO2
5.82ppb
NO2
0.04ppm
CO
AQI 31
Good
4.23μg/m³
PM2.5
8.44μg/m³
PM10
32.96ppb
O3
0.70ppb
SO2
5.53ppb
NO2
0.04ppm
CO
AQI 30
Good
3.91μg/m³
PM2.5
7.80μg/m³
PM10
31.55ppb
O3
0.65ppb
SO2
4.79ppb
NO2
0.04ppm
CO
AQI 31
Good
4.10μg/m³
PM2.5
8.34μg/m³
PM10
33.95ppb
O3
0.71ppb
SO2
6.47ppb
NO2
0.04ppm
CO
AQI 31
Good
4.23μg/m³
PM2.5
8.46μg/m³
PM10
33.31ppb
O3
0.71ppb
SO2
6.08ppb
NO2
0.04ppm
CO
AQI 31
Good
4.09μg/m³
PM2.5
8.21μg/m³
PM10
34.19ppb
O3
0.70ppb
SO2
6.11ppb
NO2
0.04ppm
CO
Air quality measurements for West Yorkshire, 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 Mirfield, West Yorkshire is updated on an hourly basis.
The worst air quality in Mirfield, West Yorkshire was recorded at 03:00:00 on 2026-05-15.
The best air quality in Mirfield, West Yorkshire was recorded at 07:00:00 on 2026-05-16.
The real-time air quality index in Mirfield, West Yorkshire is 31, currently categorized as Good.
The most common pollutant in Mirfield, West Yorkshire is O3.
If the air quality in Mirfield, West Yorkshire is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Mirfield, West Yorkshire at present are 4.04 μg/m3.
The current PM10 levels in Mirfield, West Yorkshire are 8.237 μg/m3.
The current carbon monoxide (CO) level in Mirfield, West Yorkshire is 0.044 ppm.
The current sulfur dioxide (SO2) levels in Mirfield, West Yorkshire are 0.691 ppb.
The current ozone (O3) levels at Mirfield, West Yorkshire is 33.465 ppm.
The current nitrogen dioxide (NO2) levels at Mirfield, West Yorkshire is 5.269 ppb.
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