Stay updated with real-time air quality in Bishop's Stortford, Hertfordshire 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)
34
Good
Bishop's Stortford, Hertfordshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.34 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.44 μg/m³
0
55
155
255
425
605+
36.65 ppb
0
55
71
86
201
201+
0.45 ppb
0
36
76
186
605
1005+
3.82 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Bishop's Stortford, Hertfordshire
Bishop's Stortford, Hertfordshire
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AQI 34
Good
3.59μg/m³
PM2.5
8.43μg/m³
PM10
36.68ppb
O3
0.41ppb
SO2
8.25ppb
NO2
0.17ppm
CO
AQI 32
Good
4.96μg/m³
PM2.5
10.46μg/m³
PM10
35.03ppb
O3
0.41ppb
SO2
8.02ppb
NO2
0.17ppm
CO
AQI 32
Good
3.54μg/m³
PM2.5
10.02μg/m³
PM10
35.19ppb
O3
0.41ppb
SO2
5.29ppb
NO2
0.17ppm
CO
AQI 32
Good
4.93μg/m³
PM2.5
10.38μg/m³
PM10
34.56ppb
O3
0.42ppb
SO2
8.50ppb
NO2
0.17ppm
CO
AQI 31
Good
4.52μg/m³
PM2.5
10.69μg/m³
PM10
34.32ppb
O3
0.45ppb
SO2
3.87ppb
NO2
0.17ppm
CO
AQI 32
Good
3.39μg/m³
PM2.5
9.81μg/m³
PM10
35.00ppb
O3
0.40ppb
SO2
5.73ppb
NO2
0.17ppm
CO
Air quality measurements for Hertfordshire, 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 Bishop's Stortford, Hertfordshire is updated on an hourly basis.
The worst air quality in Bishop's Stortford, Hertfordshire was recorded at 05:00:00 on 2026-06-29.
The best air quality in Bishop's Stortford, Hertfordshire was recorded at 10:00:00 on 2026-06-29.
The real-time air quality index in Bishop's Stortford, Hertfordshire is 34, currently categorized as Good.
The most common pollutant in Bishop's Stortford, Hertfordshire is O3.
If the air quality in Bishop's Stortford, Hertfordshire is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Bishop's Stortford, Hertfordshire at present are 3.34 μg/m3.
The current PM10 levels in Bishop's Stortford, Hertfordshire are 10.44 μg/m3.
The current carbon monoxide (CO) level in Bishop's Stortford, Hertfordshire is 0.174 ppm.
The current sulfur dioxide (SO2) levels in Bishop's Stortford, Hertfordshire are 0.447 ppb.
The current ozone (O3) levels at Bishop's Stortford, Hertfordshire is 36.646 ppm.
The current nitrogen dioxide (NO2) levels at Bishop's Stortford, Hertfordshire is 3.816 ppb.
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