Stay updated with real-time air quality in Sawbridgeworth, 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)
33
Good
Sawbridgeworth, Hertfordshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.18 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.25 μg/m³
0
55
155
255
425
605+
30.44 ppb
0
55
71
86
201
201+
0.58 ppb
0
36
76
186
605
1005+
2.09 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Sawbridgeworth, Hertfordshire
Sawbridgeworth, Hertfordshire
Scroll To Air Quality MapLoading...
AQI 33
Good
6.18μg/m³
PM2.5
19.25μg/m³
PM10
30.44ppb
O3
0.58ppb
SO2
2.09ppb
NO2
0.12ppm
CO
AQI 33
Good
6.11μg/m³
PM2.5
19.09μg/m³
PM10
30.69ppb
O3
0.52ppb
SO2
2.01ppb
NO2
0.12ppm
CO
AQI 38
Good
7.14μg/m³
PM2.5
19.32μg/m³
PM10
35.50ppb
O3
0.49ppb
SO2
3.58ppb
NO2
0.12ppm
CO
AQI 38
Good
6.97μg/m³
PM2.5
19.73μg/m³
PM10
31.41ppb
O3
0.46ppb
SO2
4.21ppb
NO2
0.12ppm
CO
AQI 33
Good
5.93μg/m³
PM2.5
19.15μg/m³
PM10
31.61ppb
O3
0.53ppb
SO2
2.03ppb
NO2
0.12ppm
CO
AQI 44
Good
7.87μg/m³
PM2.5
20.18μg/m³
PM10
28.69ppb
O3
0.59ppb
SO2
1.28ppb
NO2
0.12ppm
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 Sawbridgeworth, Hertfordshire is updated on an hourly basis.
The worst air quality in Sawbridgeworth, Hertfordshire was recorded at 05:00:00 on 2026-07-13.
The best air quality in Sawbridgeworth, Hertfordshire was recorded at 08:00:00 on 2026-07-12.
The real-time air quality index in Sawbridgeworth, Hertfordshire is 33, currently categorized as Good.
The most common pollutant in Sawbridgeworth, Hertfordshire is PM2.5.
If the air quality in Sawbridgeworth, Hertfordshire is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Sawbridgeworth, Hertfordshire at present are 6.179 μg/m3.
The current PM10 levels in Sawbridgeworth, Hertfordshire are 19.247 μg/m3.
The current carbon monoxide (CO) level in Sawbridgeworth, Hertfordshire is 0.12 ppm.
The current sulfur dioxide (SO2) levels in Sawbridgeworth, Hertfordshire are 0.581 ppb.
The current ozone (O3) levels at Sawbridgeworth, Hertfordshire is 30.442 ppm.
The current nitrogen dioxide (NO2) levels at Sawbridgeworth, Hertfordshire is 2.093 ppb.
All Rights Reserved © Ambee Inc. 2025