Stay updated with real-time air quality in Hassocks, 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)
27
Good
Hassocks, West Sussex
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.36 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.63 μg/m³
0
55
155
255
425
605+
29.22 ppb
0
55
71
86
201
201+
0.41 ppb
0
36
76
186
605
1005+
2.18 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Hassocks, West Sussex
Hassocks, West Sussex
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AQI 28
Good
5.09μg/m³
PM2.5
7.51μg/m³
PM10
29.94ppb
O3
0.41ppb
SO2
2.23ppb
NO2
0.17ppm
CO
AQI 28
Good
5.09μg/m³
PM2.5
7.51μg/m³
PM10
29.94ppb
O3
0.41ppb
SO2
2.23ppb
NO2
0.17ppm
CO
AQI 28
Good
4.97μg/m³
PM2.5
16.01μg/m³
PM10
29.87ppb
O3
0.39ppb
SO2
1.80ppb
NO2
0.17ppm
CO
AQI 30
Good
4.58μg/m³
PM2.5
13.68μg/m³
PM10
32.26ppb
O3
0.39ppb
SO2
1.49ppb
NO2
0.17ppm
CO
AQI 33
Good
5.99μg/m³
PM2.5
18.02μg/m³
PM10
31.57ppb
O3
0.36ppb
SO2
1.94ppb
NO2
0.17ppm
CO
AQI 38
Good
6.95μg/m³
PM2.5
30.36μg/m³
PM10
32.97ppb
O3
0.36ppb
SO2
0.60ppb
NO2
0.17ppm
CO
Air quality data and pollutant measurements for West Sussex, UK adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Hassocks, West Sussex is updated every hour.
The worst air quality in Hassocks, West Sussex in the last 24 hours was observed at 02:00:00 on 2026-06-29.
In the last 24 hrs, the best air quality in Hassocks, West Sussex was observed at 12:00:00 on 2026-06-29.
The current air quality in Hassocks, West Sussex is 27, categorized as Good based on real-time data.
The most common pollutant in Hassocks, West Sussex is O3.
If the air quality in Hassocks, West Sussex is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Hassocks, West Sussex is 4.359 μg/m3.
The current PM10 concentration at Hassocks, West Sussex is 11.635 μg/m3.
The current carbon monoxide (CO) concentration at Hassocks, West Sussex is 0.174 ppm.
The current sulfur dioxide (SO2) concentration at Hassocks, West Sussex is 0.414 ppb.
The current ozone (O3) concentration at Hassocks, West Sussex is 29.221 ppm.
The current nitrogen dioxide (NO2) concentration at Hassocks, West Sussex is 2.182 ppb.
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