Stay updated with real-time air quality in North Walsham, 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)
52
Moderate
North Walsham, Norfolk
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.07 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.38 μg/m³
0
55
155
255
425
605+
16.57 ppb
0
55
71
86
201
201+
2.26 ppb
0
36
76
186
605
1005+
4.07 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
North Walsham, Norfolk
North Walsham, Norfolk
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AQI 52
Moderate
9.58μg/m³
PM2.5
20.04μg/m³
PM10
8.09ppb
O3
3.13ppb
SO2
7.39ppb
NO2
0.34ppm
CO
AQI 52
Moderate
9.99μg/m³
PM2.5
15.99μg/m³
PM10
7.66ppb
O3
3.03ppb
SO2
5.86ppb
NO2
0.34ppm
CO
AQI 44
Good
8.05μg/m³
PM2.5
20.10μg/m³
PM10
7.79ppb
O3
3.19ppb
SO2
7.13ppb
NO2
0.34ppm
CO
AQI 49
Good
9.11μg/m³
PM2.5
21.45μg/m³
PM10
10.26ppb
O3
2.96ppb
SO2
8.74ppb
NO2
0.34ppm
CO
AQI 54
Moderate
11.42μg/m³
PM2.5
26.77μg/m³
PM10
5.32ppb
O3
3.40ppb
SO2
4.76ppb
NO2
0.34ppm
CO
AQI 49
Good
9.10μg/m³
PM2.5
21.29μg/m³
PM10
10.08ppb
O3
2.96ppb
SO2
8.90ppb
NO2
0.34ppm
CO
Air quality measurements for Norfolk, UK meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for North Walsham, Norfolk is updated on an hourly basis.
The worst air quality in North Walsham, Norfolk was recorded at 03:00:00 on 2025-11-07.
The best air quality in North Walsham, Norfolk was recorded at 06:00:00 on 2025-11-06.
The real-time air quality index in North Walsham, Norfolk is 54, currently categorized as Moderate.
The most common pollutant in North Walsham, Norfolk is PM2.5.
If the air quality in North Walsham, Norfolk is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in North Walsham, Norfolk at present are 10.967 μg/m3.
The current PM10 levels in North Walsham, Norfolk are 18.065 μg/m3.
The current carbon monoxide (CO) level in North Walsham, Norfolk is 0.342 ppm.
The current sulfur dioxide (SO2) levels in North Walsham, Norfolk are 3.022 ppb.
The current ozone (O3) levels at North Walsham, Norfolk is 10.866 ppm.
The current nitrogen dioxide (NO2) levels at North Walsham, Norfolk is 7.804 ppb.
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