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)
52
Moderate
Emsworth, Hampshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.76 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.02 μg/m³
0
55
155
255
425
605+
34.50 ppb
0
55
71
86
201
201+
0.86 ppb
0
36
76
186
605
1005+
5.42 ppb
0
54
101
361
1250
2050+
0.80 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Emsworth, Hampshire
Emsworth, Hampshire
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AQI 49
Good
9.19μg/m³
PM2.5
16.04μg/m³
PM10
32.81ppb
O3
0.80ppb
SO2
9.88ppb
NO2
1.01ppm
CO
AQI 49
Good
9.31μg/m³
PM2.5
16.16μg/m³
PM10
32.06ppb
O3
0.80ppb
SO2
11.10ppb
NO2
1.01ppm
CO
AQI 49
Good
9.14μg/m³
PM2.5
15.92μg/m³
PM10
32.70ppb
O3
0.80ppb
SO2
9.91ppb
NO2
1.01ppm
CO
AQI 49
Good
9.12μg/m³
PM2.5
15.84μg/m³
PM10
32.51ppb
O3
0.80ppb
SO2
10.15ppb
NO2
1.01ppm
CO
AQI 52
Moderate
9.96μg/m³
PM2.5
21.29μg/m³
PM10
34.49ppb
O3
0.82ppb
SO2
4.33ppb
NO2
1.01ppm
CO
AQI 52
Moderate
9.75μg/m³
PM2.5
16.69μg/m³
PM10
30.15ppb
O3
0.80ppb
SO2
15.70ppb
NO2
1.01ppm
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 12:00:00 on 2026-02-12.
The best air quality in Emsworth, Hampshire was recorded at 03:00:00 on 2026-02-11.
The real-time air quality index in Emsworth, Hampshire is 52, currently categorized as Moderate.
The most common pollutant in Emsworth, Hampshire is PM2.5.
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 9.763 μg/m3.
The current PM10 levels in Emsworth, Hampshire are 27.022 μg/m3.
The current carbon monoxide (CO) level in Emsworth, Hampshire is 0.803 ppm.
The current sulfur dioxide (SO2) levels in Emsworth, Hampshire are 0.863 ppb.
The current ozone (O3) levels at Emsworth, Hampshire is 34.499 ppm.
The current nitrogen dioxide (NO2) levels at Emsworth, Hampshire is 5.42 ppb.
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