Stay updated with real-time air quality in Hatfield, 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)
25
Good
Hatfield, Hertfordshire
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
3.08 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.22 μg/m³
0
55
155
255
425
605+
27.38 ppb
0
55
71
86
201
201+
0.64 ppb
0
36
76
186
605
1005+
5.74 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Hatfield, Hertfordshire
Hatfield, Hertfordshire
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AQI 23
Good
3.15μg/m³
PM2.5
10.73μg/m³
PM10
25.46ppb
O3
0.60ppb
SO2
5.36ppb
NO2
0.15ppm
CO
AQI 25
Good
4.28μg/m³
PM2.5
11.45μg/m³
PM10
26.88ppb
O3
0.67ppb
SO2
3.37ppb
NO2
0.15ppm
CO
AQI 23
Good
4.21μg/m³
PM2.5
11.09μg/m³
PM10
25.01ppb
O3
0.50ppb
SO2
4.77ppb
NO2
0.15ppm
CO
AQI 27
Good
4.62μg/m³
PM2.5
8.10μg/m³
PM10
25.55ppb
O3
0.63ppb
SO2
3.69ppb
NO2
0.15ppm
CO
AQI 23
Good
3.09μg/m³
PM2.5
11.56μg/m³
PM10
25.14ppb
O3
0.59ppb
SO2
5.20ppb
NO2
0.15ppm
CO
AQI 24
Good
3.04μg/m³
PM2.5
6.44μg/m³
PM10
26.42ppb
O3
0.55ppb
SO2
2.10ppb
NO2
0.15ppm
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 Hatfield, Hertfordshire is updated every hour for accuracy.
In the past 24 hours, the air quality in Hatfield, Hertfordshire was at its worst at 05:00:00 on 2025-06-07.
In the last 24 hours, the best air quality in Hatfield, Hertfordshire was observed at 01:00:00 on 2025-06-06.
As of now, the AQI in Hatfield, Hertfordshire is 25, indicating Good conditions.
Hatfield, Hertfordshire air has the highest levels of O3.
Poor air quality in Hatfield, Hertfordshire means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Hatfield, Hertfordshire are currently 3.083 μg/m3.
The PM10 concentration in Hatfield, Hertfordshire is 9.223 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Hatfield, Hertfordshire is 0.146 ppm.
Currently, Hatfield, Hertfordshire has a sulfur dioxide (SO2) concentration of 0.642 ppb.
The current ozone (O3) level in Hatfield, Hertfordshire at the moment is 27.377 ppm.
Nitrogen dioxide (NO2) level in Hatfield, Hertfordshire at the moment is 5.735 ppb.
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