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)
27
Good
East Sussex, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.52 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.45 μg/m³
0
55
155
255
425
605+
29.38 ppb
0
55
71
86
201
201+
0.60 ppb
0
36
76
186
605
1005+
3.42 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
East Sussex, UK
East Sussex, UK
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 29
Good
3.91μg/m³
PM2.5
11.58μg/m³
PM10
31.05ppb
O3
0.46ppb
SO2
4.05ppb
NO2
0.31ppm
CO
AQI 27
Good
4.60μg/m³
PM2.5
16.35μg/m³
PM10
27.83ppb
O3
0.60ppb
SO2
5.49ppb
NO2
0.31ppm
CO
AQI 28
Good
3.19μg/m³
PM2.5
15.47μg/m³
PM10
29.86ppb
O3
0.44ppb
SO2
2.31ppb
NO2
0.31ppm
CO
AQI 29
Good
3.88μg/m³
PM2.5
10.38μg/m³
PM10
31.32ppb
O3
0.42ppb
SO2
4.66ppb
NO2
0.31ppm
CO
AQI 28
Good
4.60μg/m³
PM2.5
11.21μg/m³
PM10
29.60ppb
O3
0.57ppb
SO2
7.02ppb
NO2
0.31ppm
CO
AQI 22
Good
4.15μg/m³
PM2.5
10.38μg/m³
PM10
23.60ppb
O3
0.56ppb
SO2
11.74ppb
NO2
0.31ppm
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 12:00:00, 2026-09-28.
The best air quality in East Sussex, UK was observed at 01:00:00 on 2026-09-28.
The air quality in East Sussex, UK right now is Good, with an AQI of 27.
In East Sussex, UK, O3 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 3.524 μg/m3.
East Sussex, UK currently has a PM10 concentration of 8.452 μg/m3.
The current carbon monoxide (CO) level in East Sussex, UK is 0.311 ppm.
The current sulfur dioxide (SO2) concentration in East Sussex, UK is 0.602 ppb.
East Sussex, UK currently has an ozone (O3) concentration of 29.375 ppm.
The current level of nitrogen dioxide (NO2) in East Sussex, UK is 3.415 ppb.
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