Stay updated with real-time air quality in Castleford, 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)
60
Moderate
Castleford, West Yorkshire
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
13.69 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
38.72 μg/m³
0
55
155
255
425
605+
20.00 ppb
0
55
71
86
201
201+
0.49 ppb
0
36
76
186
605
1005+
4.30 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Castleford, West Yorkshire
Castleford, West Yorkshire
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AQI 52
Moderate
10.12μg/m³
PM2.5
21.76μg/m³
PM10
18.32ppb
O3
0.69ppb
SO2
4.65ppb
NO2
0.06ppm
CO
AQI 52
Moderate
10.41μg/m³
PM2.5
14.17μg/m³
PM10
18.32ppb
O3
0.66ppb
SO2
4.73ppb
NO2
0.06ppm
CO
AQI 52
Moderate
9.98μg/m³
PM2.5
24.45μg/m³
PM10
18.95ppb
O3
0.90ppb
SO2
5.52ppb
NO2
0.06ppm
CO
AQI 52
Moderate
9.64μg/m³
PM2.5
24.61μg/m³
PM10
18.24ppb
O3
0.71ppb
SO2
4.53ppb
NO2
0.06ppm
CO
AQI 52
Moderate
10.41μg/m³
PM2.5
14.17μg/m³
PM10
18.32ppb
O3
0.66ppb
SO2
4.73ppb
NO2
0.06ppm
CO
AQI 56
Moderate
11.80μg/m³
PM2.5
15.30μg/m³
PM10
18.47ppb
O3
0.55ppb
SO2
4.45ppb
NO2
0.06ppm
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 Castleford, West Yorkshire is updated on an hourly basis.
The worst air quality in Castleford, West Yorkshire was recorded at 12:00:00 on 2025-07-23.
The best air quality in Castleford, West Yorkshire was recorded at 03:00:00 on 2025-07-23.
The real-time air quality index in Castleford, West Yorkshire is 54, currently categorized as Moderate.
The most common pollutant in Castleford, West Yorkshire is PM2.5.
If the air quality in Castleford, West Yorkshire is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Castleford, West Yorkshire at present are 10.931 μg/m3.
The current PM10 levels in Castleford, West Yorkshire are 15.044 μg/m3.
The current carbon monoxide (CO) level in Castleford, West Yorkshire is 0.072 ppm.
The current sulfur dioxide (SO2) levels in Castleford, West Yorkshire are 0.691 ppb.
The current ozone (O3) levels at Castleford, West Yorkshire is 20.244 ppm.
The current nitrogen dioxide (NO2) levels at Castleford, West Yorkshire is 5.776 ppb.
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