Stay updated with real-time air quality in East Sussex, 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)
56
Moderate
East Sussex, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.23 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.67 μg/m³
0
55
155
255
425
605+
27.37 ppb
0
55
71
86
201
201+
0.45 ppb
0
36
76
186
605
1005+
4.51 ppb
0
54
101
361
1250
2050+
0.01 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
East Sussex, UK
East Sussex, UK
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 52
Moderate
10.46μg/m³
PM2.5
22.39μg/m³
PM10
33.87ppb
O3
0.50ppb
SO2
3.81ppb
NO2
0.01ppm
CO
AQI 58
Moderate
13.22μg/m³
PM2.5
35.42μg/m³
PM10
30.55ppb
O3
0.43ppb
SO2
6.37ppb
NO2
0.01ppm
CO
AQI 54
Moderate
11.07μg/m³
PM2.5
24.34μg/m³
PM10
37.76ppb
O3
0.50ppb
SO2
4.21ppb
NO2
0.01ppm
CO
AQI 54
Moderate
11.35μg/m³
PM2.5
19.69μg/m³
PM10
33.79ppb
O3
0.67ppb
SO2
5.15ppb
NO2
0.01ppm
CO
AQI 60
Moderate
13.88μg/m³
PM2.5
25.55μg/m³
PM10
38.87ppb
O3
0.44ppb
SO2
5.66ppb
NO2
0.01ppm
CO
AQI 62
Moderate
14.63μg/m³
PM2.5
24.41μg/m³
PM10
38.85ppb
O3
0.39ppb
SO2
8.81ppb
NO2
0.00ppm
CO
The air quality data for East Sussex, UK is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for East Sussex, UK are available every hour.
East Sussex, UK experienced its worst air quality at 05:00:00, 2026-07-18.
The best air quality in East Sussex, UK was observed at 02:00:00 on 2026-07-18.
The air quality in East Sussex, UK right now is Moderate, with an AQI of 56.
In East Sussex, UK, PM2.5 is the most frequently found pollutant.
When air quality in East Sussex, UK is compromised, staying indoors and wearing a mask can reduce health risks.
East Sussex, UK currently has a PM2.5 concentration of 12.228 μg/m3.
East Sussex, UK currently has a PM10 concentration of 23.671 μg/m3.
The current carbon monoxide (CO) level in East Sussex, UK is 0.011 ppm.
The current sulfur dioxide (SO2) concentration in East Sussex, UK is 0.451 ppb.
East Sussex, UK currently has an ozone (O3) concentration of 27.367 ppm.
The current level of nitrogen dioxide (NO2) in East Sussex, UK is 4.509 ppb.
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