Stay updated with real-time air quality in Berkhamsted, 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)
28
Good
Berkhamsted, Hertfordshire
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
2.99 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.73 μg/m³
0
55
155
255
425
605+
29.95 ppb
0
55
71
86
201
201+
0.93 ppb
0
36
76
186
605
1005+
6.14 ppb
0
54
101
361
1250
2050+
0.02 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Berkhamsted, Hertfordshire
Berkhamsted, Hertfordshire
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AQI 28
Good
2.82μg/m³
PM2.5
10.27μg/m³
PM10
30.00ppb
O3
0.83ppb
SO2
6.13ppb
NO2
0.02ppm
CO
AQI 29
Good
3.59μg/m³
PM2.5
11.51μg/m³
PM10
30.64ppb
O3
0.83ppb
SO2
4.54ppb
NO2
0.03ppm
CO
AQI 30
Good
3.56μg/m³
PM2.5
10.19μg/m³
PM10
31.96ppb
O3
0.93ppb
SO2
6.47ppb
NO2
0.02ppm
CO
AQI 31
Good
2.93μg/m³
PM2.5
13.35μg/m³
PM10
33.94ppb
O3
0.82ppb
SO2
5.24ppb
NO2
0.02ppm
CO
AQI 30
Good
3.56μg/m³
PM2.5
10.19μg/m³
PM10
31.96ppb
O3
0.93ppb
SO2
6.47ppb
NO2
0.02ppm
CO
AQI 30
Good
3.55μg/m³
PM2.5
9.04μg/m³
PM10
31.84ppb
O3
0.91ppb
SO2
4.99ppb
NO2
0.01ppm
CO
Air quality and pollutant data for Hertfordshire, 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 Berkhamsted, Hertfordshire is updated every hour for accuracy.
In the past 24 hours, the air quality in Berkhamsted, Hertfordshire was at its worst at 10:00:00 on 2025-06-05.
In the last 24 hours, the best air quality in Berkhamsted, Hertfordshire was observed at 10:00:00 on 2025-06-06.
As of now, the AQI in Berkhamsted, Hertfordshire is 28, indicating Good conditions.
Berkhamsted, Hertfordshire air has the highest levels of O3.
Poor air quality in Berkhamsted, Hertfordshire means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Berkhamsted, Hertfordshire are currently 2.987 μg/m3.
The PM10 concentration in Berkhamsted, Hertfordshire is 10.735 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Berkhamsted, Hertfordshire is 0.02 ppm.
Currently, Berkhamsted, Hertfordshire has a sulfur dioxide (SO2) concentration of 0.933 ppb.
The current ozone (O3) level in Berkhamsted, Hertfordshire at the moment is 29.952 ppm.
Nitrogen dioxide (NO2) level in Berkhamsted, Hertfordshire at the moment is 6.139 ppb.
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