Stay updated with real-time air quality in Dereham, Norfolk 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)
20
Good
Dereham, Norfolk
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
2.61 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
4.81 μg/m³
0
55
155
255
425
605+
21.97 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
1.55 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Dereham, Norfolk
Dereham, Norfolk
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AQI 20
Good
3.40μg/m³
PM2.5
6.89μg/m³
PM10
22.16ppb
O3
0.45ppb
SO2
4.53ppb
NO2
0.24ppm
CO
AQI 22
Good
3.56μg/m³
PM2.5
6.29μg/m³
PM10
22.35ppb
O3
0.46ppb
SO2
5.23ppb
NO2
0.24ppm
CO
AQI 21
Good
3.48μg/m³
PM2.5
6.35μg/m³
PM10
22.98ppb
O3
0.45ppb
SO2
5.13ppb
NO2
0.24ppm
CO
AQI 22
Good
3.46μg/m³
PM2.5
6.34μg/m³
PM10
23.50ppb
O3
0.45ppb
SO2
5.00ppb
NO2
0.24ppm
CO
AQI 20
Good
3.00μg/m³
PM2.5
6.00μg/m³
PM10
21.95ppb
O3
0.46ppb
SO2
5.32ppb
NO2
0.24ppm
CO
AQI 22
Good
3.54μg/m³
PM2.5
7.03μg/m³
PM10
23.85ppb
O3
0.45ppb
SO2
4.25ppb
NO2
0.24ppm
CO
The air quality data for Norfolk, UK is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Dereham, Norfolk are available every hour.
Dereham, Norfolk experienced its worst air quality at 08:00:00, 2025-09-16.
The best air quality in Dereham, Norfolk was observed at 02:00:00 on 2025-09-17.
The air quality in Dereham, Norfolk right now is Good, with an AQI of 22.
In Dereham, Norfolk, PM2.5 is the most frequently found pollutant.
When air quality in Dereham, Norfolk is compromised, staying indoors and wearing a mask can reduce health risks.
Dereham, Norfolk currently has a PM2.5 concentration of 3.665 μg/m3.
Dereham, Norfolk currently has a PM10 concentration of 7.734 μg/m3.
The current carbon monoxide (CO) level in Dereham, Norfolk is 0.242 ppm.
The current sulfur dioxide (SO2) concentration in Dereham, Norfolk is 0.464 ppb.
Dereham, Norfolk currently has an ozone (O3) concentration of 21.045 ppm.
The current level of nitrogen dioxide (NO2) in Dereham, Norfolk is 4.213 ppb.
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