Stay updated with real-time air quality in RossonWye, County of Herefordshire 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)
25
Good
RossonWye, County of Herefordshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.83 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.99 μg/m³
0
55
155
255
425
605+
26.93 ppb
0
55
71
86
201
201+
0.56 ppb
0
36
76
186
605
1005+
4.19 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
RossonWye, County of Herefordshire
RossonWye, County of Herefordshire
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AQI 26
Good
3.85μg/m³
PM2.5
10.12μg/m³
PM10
27.52ppb
O3
0.49ppb
SO2
4.41ppb
NO2
0.17ppm
CO
AQI 27
Good
3.77μg/m³
PM2.5
11.11μg/m³
PM10
28.71ppb
O3
0.49ppb
SO2
2.64ppb
NO2
0.17ppm
CO
AQI 28
Good
4.00μg/m³
PM2.5
9.67μg/m³
PM10
29.60ppb
O3
0.58ppb
SO2
6.04ppb
NO2
0.17ppm
CO
AQI 24
Good
3.77μg/m³
PM2.5
8.67μg/m³
PM10
26.14ppb
O3
0.59ppb
SO2
7.07ppb
NO2
0.17ppm
CO
AQI 27
Good
3.82μg/m³
PM2.5
9.53μg/m³
PM10
29.47ppb
O3
0.58ppb
SO2
5.71ppb
NO2
0.17ppm
CO
AQI 27
Good
3.84μg/m³
PM2.5
9.54μg/m³
PM10
29.39ppb
O3
0.58ppb
SO2
5.75ppb
NO2
0.17ppm
CO
Air quality measurements for County of Herefordshire, 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 Rossonwye, County Of Herefordshire is updated on an hourly basis.
The worst air quality in Rossonwye, County Of Herefordshire was recorded at 11:00:00 on 2026-06-28.
The best air quality in Rossonwye, County Of Herefordshire was recorded at 08:00:00 on 2026-06-29.
The real-time air quality index in Rossonwye, County Of Herefordshire is 25, currently categorized as Good.
The most common pollutant in Rossonwye, County Of Herefordshire is O3.
If the air quality in Rossonwye, County Of Herefordshire is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Rossonwye, County Of Herefordshire at present are 3.83 μg/m3.
The current PM10 levels in Rossonwye, County Of Herefordshire are 9.988 μg/m3.
The current carbon monoxide (CO) level in Rossonwye, County Of Herefordshire is 0.174 ppm.
The current sulfur dioxide (SO2) levels in Rossonwye, County Of Herefordshire are 0.559 ppb.
The current ozone (O3) levels at Rossonwye, County Of Herefordshire is 26.93 ppm.
The current nitrogen dioxide (NO2) levels at Rossonwye, County Of Herefordshire is 4.19 ppb.
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