Stay updated with real-time air quality in Waltham Abbey, Essex 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)
27
Good
Waltham Abbey, Essex
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.02 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.87 μg/m³
0
55
155
255
425
605+
26.60 ppb
0
55
71
86
201
201+
0.58 ppb
0
36
76
186
605
1005+
5.82 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Waltham Abbey, Essex
Waltham Abbey, Essex
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AQI 27
Good
5.05μg/m³
PM2.5
9.59μg/m³
PM10
26.70ppb
O3
0.57ppb
SO2
5.52ppb
NO2
0.31ppm
CO
AQI 27
Good
5.02μg/m³
PM2.5
9.57μg/m³
PM10
26.71ppb
O3
0.58ppb
SO2
5.58ppb
NO2
0.31ppm
CO
AQI 29
Good
4.95μg/m³
PM2.5
9.79μg/m³
PM10
31.46ppb
O3
0.54ppb
SO2
6.28ppb
NO2
0.31ppm
CO
AQI 27
Good
5.09μg/m³
PM2.5
10.10μg/m³
PM10
26.12ppb
O3
0.58ppb
SO2
5.62ppb
NO2
0.31ppm
CO
AQI 29
Good
3.14μg/m³
PM2.5
10.76μg/m³
PM10
31.47ppb
O3
0.52ppb
SO2
4.35ppb
NO2
0.31ppm
CO
AQI 28
Good
5.33μg/m³
PM2.5
8.08μg/m³
PM10
30.25ppb
O3
0.55ppb
SO2
7.49ppb
NO2
0.31ppm
CO
Air quality and pollutant data for Essex, UK are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Waltham Abbey, Essex is updated every hour for accuracy.
In the past 24 hours, the air quality in Waltham Abbey, Essex was at its worst at 02:00:00 on 2026-09-28.
In the last 24 hours, the best air quality in Waltham Abbey, Essex was observed at 08:00:00 on 2026-09-28.
As of now, the AQI in Waltham Abbey, Essex is 27, indicating Good conditions.
Waltham Abbey, Essex air has the highest levels of PM2.5.
Poor air quality in Waltham Abbey, Essex means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Waltham Abbey, Essex are currently 5.022 μg/m3.
The PM10 concentration in Waltham Abbey, Essex is 9.865 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Waltham Abbey, Essex is 0.312 ppm.
Currently, Waltham Abbey, Essex has a sulfur dioxide (SO2) concentration of 0.578 ppb.
The current ozone (O3) level in Waltham Abbey, Essex at the moment is 26.602 ppm.
Nitrogen dioxide (NO2) level in Waltham Abbey, Essex at the moment is 5.815 ppb.
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