Stay updated with real-time air quality in Romsey, 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)
54
Moderate
Romsey, Hampshire
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
10.70 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.15 μg/m³
0
55
155
255
425
605+
55.01 ppb
0
55
71
86
201
201+
0.55 ppb
0
36
76
186
605
1005+
9.06 ppb
0
54
101
361
1250
2050+
0.04 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Romsey, Hampshire
Romsey, Hampshire
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AQI 38
Good
6.97μg/m³
PM2.5
12.68μg/m³
PM10
12.92ppb
O3
0.50ppb
SO2
13.27ppb
NO2
0.05ppm
CO
AQI 38
Good
6.98μg/m³
PM2.5
13.32μg/m³
PM10
16.17ppb
O3
0.56ppb
SO2
13.94ppb
NO2
0.05ppm
CO
AQI 38
Good
6.95μg/m³
PM2.5
12.65μg/m³
PM10
11.89ppb
O3
0.47ppb
SO2
13.51ppb
NO2
0.05ppm
CO
AQI 38
Good
6.94μg/m³
PM2.5
12.70μg/m³
PM10
11.35ppb
O3
0.45ppb
SO2
13.88ppb
NO2
0.05ppm
CO
AQI 38
Good
6.98μg/m³
PM2.5
12.88μg/m³
PM10
11.54ppb
O3
0.44ppb
SO2
14.16ppb
NO2
0.05ppm
CO
AQI 38
Good
7.01μg/m³
PM2.5
10.22μg/m³
PM10
20.87ppb
O3
0.66ppb
SO2
8.61ppb
NO2
0.05ppm
CO
Air quality data and pollutant measurements for Hampshire, 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 Romsey, Hampshire is updated every hour.
The worst air quality in Romsey, Hampshire in the last 24 hours was observed at 11:00:00 on 2025-06-18.
In the last 24 hrs, the best air quality in Romsey, Hampshire was observed at 05:00:00 on 2025-06-19.
The current air quality in Romsey, Hampshire is 38, categorized as Good based on real-time data.
The most common pollutant in Romsey, Hampshire is PM2.5.
If the air quality in Romsey, Hampshire is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Romsey, Hampshire is 6.966 μg/m3.
The current PM10 concentration at Romsey, Hampshire is 13.518 μg/m3.
The current carbon monoxide (CO) concentration at Romsey, Hampshire is 0.053 ppm.
The current sulfur dioxide (SO2) concentration at Romsey, Hampshire is 0.564 ppb.
The current ozone (O3) concentration at Romsey, Hampshire is 15.162 ppm.
The current nitrogen dioxide (NO2) concentration at Romsey, Hampshire is 12.269 ppb.
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