Stay updated with real-time air quality in Potters Bar, 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)
27
Good
Potters Bar, Hertfordshire
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
5.17 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.87 μg/m³
0
55
155
255
425
605+
27.30 ppb
0
55
71
86
201
201+
1.05 ppb
0
36
76
186
605
1005+
2.82 ppb
0
54
101
361
1250
2050+
0.01 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Potters Bar, Hertfordshire
Potters Bar, Hertfordshire
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AQI 30
Good
5.17μg/m³
PM2.5
9.35μg/m³
PM10
32.30ppb
O3
1.06ppb
SO2
0.83ppb
NO2
0.01ppm
CO
AQI 29
Good
4.66μg/m³
PM2.5
12.06μg/m³
PM10
30.91ppb
O3
1.18ppb
SO2
3.42ppb
NO2
0.01ppm
CO
AQI 30
Good
4.90μg/m³
PM2.5
20.69μg/m³
PM10
31.50ppb
O3
1.20ppb
SO2
2.22ppb
NO2
0.01ppm
CO
AQI 29
Good
5.03μg/m³
PM2.5
21.86μg/m³
PM10
31.41ppb
O3
1.19ppb
SO2
2.18ppb
NO2
0.01ppm
CO
AQI 29
Good
4.50μg/m³
PM2.5
12.58μg/m³
PM10
31.01ppb
O3
1.23ppb
SO2
3.44ppb
NO2
0.02ppm
CO
AQI 29
Good
5.03μg/m³
PM2.5
21.91μg/m³
PM10
31.41ppb
O3
1.19ppb
SO2
2.19ppb
NO2
0.01ppm
CO
Air quality data and pollutant measurements for Hertfordshire, UK adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Potters Bar, Hertfordshire is updated every hour.
The worst air quality in Potters Bar, Hertfordshire in the last 24 hours was observed at 11:00:00 on 2025-06-22.
In the last 24 hrs, the best air quality in Potters Bar, Hertfordshire was observed at 06:00:00 on 2025-06-23.
The current air quality in Potters Bar, Hertfordshire is 31, categorized as Good based on real-time data.
The most common pollutant in Potters Bar, Hertfordshire is O3.
If the air quality in Potters Bar, Hertfordshire is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Potters Bar, Hertfordshire is 4.901 μg/m3.
The current PM10 concentration at Potters Bar, Hertfordshire is 11.246 μg/m3.
The current carbon monoxide (CO) concentration at Potters Bar, Hertfordshire is 0.008 ppm.
The current sulfur dioxide (SO2) concentration at Potters Bar, Hertfordshire is 1.326 ppb.
The current ozone (O3) concentration at Potters Bar, Hertfordshire is 32.648 ppm.
The current nitrogen dioxide (NO2) concentration at Potters Bar, Hertfordshire is 1.722 ppb.
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