Stay updated with real-time air quality in Emsworth, Hampshire 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)
29
Good
Emsworth, Hampshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.84 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.76 μg/m³
0
55
155
255
425
605+
30.79 ppb
0
55
71
86
201
201+
0.55 ppb
0
36
76
186
605
1005+
7.93 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Emsworth, Hampshire
Emsworth, Hampshire
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AQI 28
Good
3.67μg/m³
PM2.5
9.64μg/m³
PM10
29.88ppb
O3
0.53ppb
SO2
3.02ppb
NO2
0.17ppm
CO
AQI 28
Good
3.72μg/m³
PM2.5
9.68μg/m³
PM10
29.89ppb
O3
0.53ppb
SO2
3.37ppb
NO2
0.17ppm
CO
AQI 28
Good
3.69μg/m³
PM2.5
9.66μg/m³
PM10
29.86ppb
O3
0.53ppb
SO2
3.09ppb
NO2
0.17ppm
CO
AQI 28
Good
3.71μg/m³
PM2.5
9.68μg/m³
PM10
29.85ppb
O3
0.53ppb
SO2
3.20ppb
NO2
0.17ppm
CO
AQI 28
Good
3.70μg/m³
PM2.5
10.04μg/m³
PM10
29.71ppb
O3
0.46ppb
SO2
1.94ppb
NO2
0.17ppm
CO
AQI 28
Good
3.87μg/m³
PM2.5
9.83μg/m³
PM10
30.15ppb
O3
0.52ppb
SO2
4.74ppb
NO2
0.17ppm
CO
Air quality measurements for Hampshire, UK meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Emsworth, Hampshire is updated on an hourly basis.
The worst air quality in Emsworth, Hampshire was recorded at 01:00:00 on 2026-06-29.
The best air quality in Emsworth, Hampshire was recorded at 06:00:00 on 2026-06-28.
The real-time air quality index in Emsworth, Hampshire is 29, currently categorized as Good.
The most common pollutant in Emsworth, Hampshire is O3.
If the air quality in Emsworth, Hampshire is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Emsworth, Hampshire at present are 3.844 μg/m3.
The current PM10 levels in Emsworth, Hampshire are 12.758 μg/m3.
The current carbon monoxide (CO) level in Emsworth, Hampshire is 0.174 ppm.
The current sulfur dioxide (SO2) levels in Emsworth, Hampshire are 0.553 ppb.
The current ozone (O3) levels at Emsworth, Hampshire is 30.789 ppm.
The current nitrogen dioxide (NO2) levels at Emsworth, Hampshire is 7.932 ppb.
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