Stay updated with real-time air quality in Norwich, 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)
77
Moderate
Norwich, Norfolk
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
23.00 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.00 μg/m³
0
55
155
255
425
605+
20.92 ppb
0
55
71
86
201
201+
0.89 ppb
0
36
76
186
605
1005+
4.26 ppb
0
54
101
361
1250
2050+
0.05 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Norwich, Norfolk
Norwich, Norfolk
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AQI 75
Moderate
21.77μg/m³
PM2.5
28.58μg/m³
PM10
20.28ppb
O3
0.89ppb
SO2
5.69ppb
NO2
0.05ppm
CO
AQI 75
Moderate
21.73μg/m³
PM2.5
29.56μg/m³
PM10
19.42ppb
O3
0.89ppb
SO2
5.94ppb
NO2
0.04ppm
CO
AQI 75
Moderate
21.73μg/m³
PM2.5
25.01μg/m³
PM10
20.12ppb
O3
0.95ppb
SO2
6.55ppb
NO2
0.05ppm
CO
AQI 73
Moderate
20.71μg/m³
PM2.5
29.90μg/m³
PM10
22.32ppb
O3
0.90ppb
SO2
6.23ppb
NO2
0.04ppm
CO
AQI 79
Moderate
23.84μg/m³
PM2.5
26.73μg/m³
PM10
18.90ppb
O3
0.92ppb
SO2
7.60ppb
NO2
0.04ppm
CO
AQI 75
Moderate
21.62μg/m³
PM2.5
53.82μg/m³
PM10
20.45ppb
O3
0.81ppb
SO2
6.29ppb
NO2
0.05ppm
CO
Air quality and pollutant data for Norfolk, 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 Norwich, Norfolk is updated every hour for accuracy.
In the past 24 hours, the air quality in Norwich, Norfolk was at its worst at 09:00:00 on 2026-03-10.
In the last 24 hours, the best air quality in Norwich, Norfolk was observed at 01:00:00 on 2026-03-09.
As of now, the AQI in Norwich, Norfolk is 77, indicating Moderate conditions.
Norwich, Norfolk air has the highest levels of PM2.5.
Poor air quality in Norwich, Norfolk means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Norwich, Norfolk are currently 22.999 μg/m3.
The PM10 concentration in Norwich, Norfolk is 27 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Norwich, Norfolk is 0.05 ppm.
Currently, Norwich, Norfolk has a sulfur dioxide (SO2) concentration of 0.888 ppb.
The current ozone (O3) level in Norwich, Norfolk at the moment is 20.923 ppm.
Nitrogen dioxide (NO2) level in Norwich, Norfolk at the moment is 4.261 ppb.
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