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)
31
Good
RossonWye, County of Herefordshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.35 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.51 μg/m³
0
55
155
255
425
605+
32.54 ppb
0
55
71
86
201
201+
0.62 ppb
0
36
76
186
605
1005+
3.23 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
RossonWye, County of Herefordshire
RossonWye, County of Herefordshire
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AQI 32
Good
3.31μg/m³
PM2.5
9.69μg/m³
PM10
35.14ppb
O3
0.62ppb
SO2
3.02ppb
NO2
0.12ppm
CO
AQI 33
Good
3.32μg/m³
PM2.5
9.43μg/m³
PM10
35.70ppb
O3
0.64ppb
SO2
2.33ppb
NO2
0.12ppm
CO
AQI 32
Good
3.50μg/m³
PM2.5
9.61μg/m³
PM10
34.59ppb
O3
0.58ppb
SO2
6.85ppb
NO2
0.12ppm
CO
AQI 27
Good
3.38μg/m³
PM2.5
9.31μg/m³
PM10
28.54ppb
O3
0.55ppb
SO2
4.68ppb
NO2
0.12ppm
CO
AQI 31
Good
3.40μg/m³
PM2.5
8.88μg/m³
PM10
32.58ppb
O3
0.57ppb
SO2
6.48ppb
NO2
0.12ppm
CO
AQI 31
Good
3.41μg/m³
PM2.5
8.95μg/m³
PM10
32.75ppb
O3
0.57ppb
SO2
6.57ppb
NO2
0.12ppm
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 09:00:00 on 2026-05-13.
The best air quality in Rossonwye, County Of Herefordshire was recorded at 11:00:00 on 2026-05-14.
The real-time air quality index in Rossonwye, County Of Herefordshire is 31, 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 3.345 μg/m3.
The current PM10 levels in Rossonwye, County Of Herefordshire are 9.505 μg/m3.
The current carbon monoxide (CO) level in Rossonwye, County Of Herefordshire is 0.108 ppm.
The current sulfur dioxide (SO2) levels in Rossonwye, County Of Herefordshire are 0.624 ppb.
The current ozone (O3) levels at Rossonwye, County Of Herefordshire is 32.537 ppm.
The current nitrogen dioxide (NO2) levels at Rossonwye, County Of Herefordshire is 3.233 ppb.
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