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)
31
Good
Dereham, Norfolk
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.81 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.59 μg/m³
0
55
155
255
425
605+
33.55 ppb
0
55
71
86
201
201+
0.26 ppb
0
36
76
186
605
1005+
1.21 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Dereham, Norfolk
Dereham, Norfolk
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AQI 32
Good
3.42μg/m³
PM2.5
9.42μg/m³
PM10
35.09ppb
O3
0.19ppb
SO2
1.17ppb
NO2
0.12ppm
CO
AQI 34
Good
3.02μg/m³
PM2.5
13.05μg/m³
PM10
36.60ppb
O3
0.21ppb
SO2
1.93ppb
NO2
0.12ppm
CO
AQI 32
Good
3.34μg/m³
PM2.5
11.33μg/m³
PM10
34.86ppb
O3
0.22ppb
SO2
1.84ppb
NO2
0.12ppm
CO
AQI 31
Good
3.58μg/m³
PM2.5
9.40μg/m³
PM10
34.31ppb
O3
0.22ppb
SO2
1.84ppb
NO2
0.12ppm
CO
AQI 33
Good
3.11μg/m³
PM2.5
12.73μg/m³
PM10
35.97ppb
O3
0.22ppb
SO2
2.24ppb
NO2
0.12ppm
CO
AQI 33
Good
3.51μg/m³
PM2.5
8.40μg/m³
PM10
36.20ppb
O3
0.19ppb
SO2
1.61ppb
NO2
0.12ppm
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 04:00:00, 2025-12-28.
The best air quality in Dereham, Norfolk was observed at 09:00:00 on 2025-12-28.
The air quality in Dereham, Norfolk right now is Good, with an AQI of 32.
In Dereham, Norfolk, O3 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 3.436 μg/m3.
Dereham, Norfolk currently has a PM10 concentration of 13.133 μg/m3.
The current carbon monoxide (CO) level in Dereham, Norfolk is 0.121 ppm.
The current sulfur dioxide (SO2) concentration in Dereham, Norfolk is 0.184 ppb.
Dereham, Norfolk currently has an ozone (O3) concentration of 35.117 ppm.
The current level of nitrogen dioxide (NO2) in Dereham, Norfolk is 1.046 ppb.
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