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)
17
Good
East Sussex, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.46 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.15 μg/m³
0
55
155
255
425
605+
18.11 ppb
0
55
71
86
201
201+
0.55 ppb
0
36
76
186
605
1005+
4.38 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
East Sussex, UK
East Sussex, UK
Scroll To Air Quality MapLoading...
| No results found | |||||||
| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 20
Good
3.48μg/m³
PM2.5
9.11μg/m³
PM10
21.55ppb
O3
1.90ppb
SO2
5.68ppb
NO2
0.37ppm
CO
AQI 27
Good
5.03μg/m³
PM2.5
18.20μg/m³
PM10
21.25ppb
O3
0.73ppb
SO2
5.96ppb
NO2
0.37ppm
CO
AQI 19
Good
3.24μg/m³
PM2.5
11.70μg/m³
PM10
20.75ppb
O3
0.45ppb
SO2
9.65ppb
NO2
0.37ppm
CO
AQI 18
Good
3.50μg/m³
PM2.5
9.30μg/m³
PM10
19.20ppb
O3
0.49ppb
SO2
6.14ppb
NO2
0.37ppm
CO
AQI 22
Good
3.59μg/m³
PM2.5
8.22μg/m³
PM10
22.66ppb
O3
0.69ppb
SO2
5.65ppb
NO2
0.37ppm
CO
AQI 19
Good
3.09μg/m³
PM2.5
7.53μg/m³
PM10
20.47ppb
O3
0.38ppb
SO2
11.15ppb
NO2
0.37ppm
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 07:00:00, 2026-10-07.
The best air quality in East Sussex, UK was observed at 07:00:00 on 2026-10-08.
The air quality in East Sussex, UK right now is Good, with an AQI of 27.
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 4.627 μg/m3.
East Sussex, UK currently has a PM10 concentration of 11.388 μg/m3.
The current carbon monoxide (CO) level in East Sussex, UK is 0.373 ppm.
The current sulfur dioxide (SO2) concentration in East Sussex, UK is 0.625 ppb.
East Sussex, UK currently has an ozone (O3) concentration of 18.804 ppm.
The current level of nitrogen dioxide (NO2) in East Sussex, UK is 3.597 ppb.
All Rights Reserved © Ambee Inc. 2025