Stay updated with real-time air quality in Downham Market, 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)
25
Good
Downham Market, Norfolk
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.23 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
6.09 μg/m³
0
55
155
255
425
605+
27.01 ppb
0
55
71
86
201
201+
0.82 ppb
0
36
76
186
605
1005+
4.63 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Downham Market, Norfolk
Downham Market, Norfolk
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AQI 25
Good
3.32μg/m³
PM2.5
7.59μg/m³
PM10
26.55ppb
O3
0.90ppb
SO2
2.86ppb
NO2
0.12ppm
CO
AQI 24
Good
4.27μg/m³
PM2.5
9.71μg/m³
PM10
26.29ppb
O3
0.93ppb
SO2
2.99ppb
NO2
0.12ppm
CO
AQI 24
Good
3.45μg/m³
PM2.5
10.33μg/m³
PM10
26.34ppb
O3
1.03ppb
SO2
3.46ppb
NO2
0.12ppm
CO
AQI 23
Good
3.12μg/m³
PM2.5
7.61μg/m³
PM10
25.36ppb
O3
1.07ppb
SO2
3.41ppb
NO2
0.12ppm
CO
AQI 24
Good
4.05μg/m³
PM2.5
10.18μg/m³
PM10
26.34ppb
O3
1.04ppb
SO2
3.52ppb
NO2
0.12ppm
CO
AQI 26
Good
3.20μg/m³
PM2.5
4.86μg/m³
PM10
28.15ppb
O3
0.94ppb
SO2
2.73ppb
NO2
0.12ppm
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 Downham Market, Norfolk is updated on an hourly basis.
The worst air quality in Downham Market, Norfolk was recorded at 02:00:00 on 2026-05-13.
The best air quality in Downham Market, Norfolk was recorded at 10:00:00 on 2026-05-14.
The real-time air quality index in Downham Market, Norfolk is 25, currently categorized as Good.
The most common pollutant in Downham Market, Norfolk is O3.
If the air quality in Downham Market, Norfolk is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Downham Market, Norfolk at present are 3.229 μg/m3.
The current PM10 levels in Downham Market, Norfolk are 6.091 μg/m3.
The current carbon monoxide (CO) level in Downham Market, Norfolk is 0.108 ppm.
The current sulfur dioxide (SO2) levels in Downham Market, Norfolk are 0.817 ppb.
The current ozone (O3) levels at Downham Market, Norfolk is 27.011 ppm.
The current nitrogen dioxide (NO2) levels at Downham Market, Norfolk is 4.628 ppb.
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