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)
44
Good
Bishop's Stortford, Hertfordshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.85 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.93 μg/m³
0
55
155
255
425
605+
26.22 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
6.12 ppb
0
54
101
361
1250
2050+
0.01 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Bishop's Stortford, Hertfordshire
Bishop's Stortford, Hertfordshire
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AQI 44
Good
7.85μg/m³
PM2.5
14.93μg/m³
PM10
26.22ppb
O3
0.54ppb
SO2
6.12ppb
NO2
0.01ppm
CO
AQI 44
Good
7.86μg/m³
PM2.5
14.86μg/m³
PM10
30.69ppb
O3
0.55ppb
SO2
6.07ppb
NO2
0.01ppm
CO
AQI 44
Good
7.62μg/m³
PM2.5
13.49μg/m³
PM10
31.52ppb
O3
0.52ppb
SO2
4.92ppb
NO2
0.01ppm
CO
AQI 49
Good
9.04μg/m³
PM2.5
21.48μg/m³
PM10
28.56ppb
O3
0.54ppb
SO2
5.20ppb
NO2
0.01ppm
CO
AQI 49
Good
8.86μg/m³
PM2.5
18.34μg/m³
PM10
27.33ppb
O3
0.58ppb
SO2
9.37ppb
NO2
0.01ppm
CO
AQI 44
Good
7.87μg/m³
PM2.5
14.55μg/m³
PM10
24.51ppb
O3
0.49ppb
SO2
3.62ppb
NO2
0.02ppm
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 2026-07-11.
The best air quality in Bishop's Stortford, Hertfordshire was recorded at 10:00:00 on 2026-07-10.
The real-time air quality index in Bishop's Stortford, Hertfordshire is 44, currently categorized as Good.
The most common pollutant in Bishop's Stortford, Hertfordshire is PM2.5.
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 7.848 μg/m3.
The current PM10 levels in Bishop's Stortford, Hertfordshire are 14.933 μg/m3.
The current carbon monoxide (CO) level in Bishop's Stortford, Hertfordshire is 0.011 ppm.
The current sulfur dioxide (SO2) levels in Bishop's Stortford, Hertfordshire are 0.537 ppb.
The current ozone (O3) levels at Bishop's Stortford, Hertfordshire is 26.22 ppm.
The current nitrogen dioxide (NO2) levels at Bishop's Stortford, Hertfordshire is 6.119 ppb.
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