Stay updated with real-time air quality in Crawley, West Sussex 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)
22
Good
Crawley, West Sussex
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.01 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.30 μg/m³
0
55
155
255
425
605+
21.78 ppb
0
55
71
86
201
201+
0.83 ppb
0
36
76
186
605
1005+
3.86 ppb
0
54
101
361
1250
2050+
0.01 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Crawley, West Sussex
Crawley, West Sussex
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AQI 22
Good
4.00μg/m³
PM2.5
7.00μg/m³
PM10
19.68ppb
O3
0.68ppb
SO2
3.88ppb
NO2
0.02ppm
CO
AQI 22
Good
4.29μg/m³
PM2.5
15.81μg/m³
PM10
20.13ppb
O3
0.66ppb
SO2
6.06ppb
NO2
0.02ppm
CO
AQI 27
Good
5.08μg/m³
PM2.5
10.52μg/m³
PM10
19.46ppb
O3
0.72ppb
SO2
6.65ppb
NO2
0.02ppm
CO
AQI 22
Good
3.82μg/m³
PM2.5
13.84μg/m³
PM10
21.41ppb
O3
0.67ppb
SO2
6.21ppb
NO2
0.03ppm
CO
AQI 22
Good
4.30μg/m³
PM2.5
9.05μg/m³
PM10
18.67ppb
O3
0.69ppb
SO2
4.97ppb
NO2
0.01ppm
CO
AQI 22
Good
4.13μg/m³
PM2.5
9.63μg/m³
PM10
18.61ppb
O3
0.69ppb
SO2
5.21ppb
NO2
0.01ppm
CO
Air quality and pollutant data for West Sussex, 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 Crawley, West Sussex is updated every hour for accuracy.
In the past 24 hours, the air quality in Crawley, West Sussex was at its worst at 07:00:00 on 2025-07-22.
In the last 24 hours, the best air quality in Crawley, West Sussex was observed at 11:00:00 on 2025-07-23.
As of now, the AQI in Crawley, West Sussex is 22, indicating Good conditions.
Crawley, West Sussex air has the highest levels of PM2.5.
Poor air quality in Crawley, West Sussex means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Crawley, West Sussex are currently 4.012 μg/m3.
The PM10 concentration in Crawley, West Sussex is 7.305 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Crawley, West Sussex is 0.019 ppm.
Currently, Crawley, West Sussex has a sulfur dioxide (SO2) concentration of 0.677 ppb.
The current ozone (O3) level in Crawley, West Sussex at the moment is 19.677 ppm.
Nitrogen dioxide (NO2) level in Crawley, West Sussex at the moment is 3.617 ppb.
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