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
3.33 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.54 μg/m³
0
55
155
255
425
605+
24.18 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
1.61 ppb
0
54
101
361
1250
2050+
0.20 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 21
Good
3.00μg/m³
PM2.5
6.00μg/m³
PM10
23.01ppb
O3
0.38ppb
SO2
2.66ppb
NO2
0.15ppm
CO
AQI 22
Good
3.55μg/m³
PM2.5
7.08μg/m³
PM10
23.78ppb
O3
0.38ppb
SO2
1.43ppb
NO2
0.15ppm
CO
AQI 27
Good
4.88μg/m³
PM2.5
6.78μg/m³
PM10
24.11ppb
O3
0.38ppb
SO2
1.84ppb
NO2
0.15ppm
CO
AQI 28
Good
5.25μg/m³
PM2.5
5.61μg/m³
PM10
30.15ppb
O3
0.38ppb
SO2
1.49ppb
NO2
0.15ppm
CO
AQI 21
Good
2.71μg/m³
PM2.5
6.14μg/m³
PM10
23.14ppb
O3
0.38ppb
SO2
2.66ppb
NO2
0.15ppm
CO
AQI 21
Good
2.29μg/m³
PM2.5
6.29μg/m³
PM10
22.52ppb
O3
0.38ppb
SO2
3.25ppb
NO2
0.15ppm
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 06:00:00 on 2025-09-17.
In the last 24 hours, the best air quality in Crawley, West Sussex was observed at 01:00:00 on 2025-09-18.
As of now, the AQI in Crawley, West Sussex is 22, indicating Good conditions.
Crawley, West Sussex air has the highest levels of O3.
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 3.326 μg/m3.
The PM10 concentration in Crawley, West Sussex is 7.537 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Crawley, West Sussex is 0.195 ppm.
Currently, Crawley, West Sussex has a sulfur dioxide (SO2) concentration of 0.382 ppb.
The current ozone (O3) level in Crawley, West Sussex at the moment is 24.175 ppm.
Nitrogen dioxide (NO2) level in Crawley, West Sussex at the moment is 1.612 ppb.
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