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)
32
Good
Downham Market, Norfolk
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.32 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.61 μg/m³
0
55
155
255
425
605+
34.99 ppb
0
55
71
86
201
201+
0.57 ppb
0
36
76
186
605
1005+
2.36 ppb
0
54
101
361
1250
2050+
0.05 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 35
Good
4.46μg/m³
PM2.5
8.40μg/m³
PM10
37.72ppb
O3
0.83ppb
SO2
2.35ppb
NO2
0.06ppm
CO
AQI 34
Good
4.24μg/m³
PM2.5
10.19μg/m³
PM10
37.36ppb
O3
0.57ppb
SO2
5.11ppb
NO2
0.05ppm
CO
AQI 32
Good
4.05μg/m³
PM2.5
13.99μg/m³
PM10
34.84ppb
O3
0.55ppb
SO2
4.78ppb
NO2
0.04ppm
CO
AQI 32
Good
4.08μg/m³
PM2.5
12.06μg/m³
PM10
34.74ppb
O3
0.64ppb
SO2
3.34ppb
NO2
0.04ppm
CO
AQI 32
Good
4.75μg/m³
PM2.5
11.10μg/m³
PM10
34.70ppb
O3
0.57ppb
SO2
4.98ppb
NO2
0.04ppm
CO
AQI 33
Good
4.52μg/m³
PM2.5
8.41μg/m³
PM10
36.01ppb
O3
0.54ppb
SO2
2.46ppb
NO2
0.06ppm
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 11:00:00 on 2026-03-28.
The best air quality in Downham Market, Norfolk was recorded at 10:00:00 on 2026-03-29.
The real-time air quality index in Downham Market, Norfolk is 32, 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 4.315 μg/m3.
The current PM10 levels in Downham Market, Norfolk are 8.614 μg/m3.
The current carbon monoxide (CO) level in Downham Market, Norfolk is 0.05 ppm.
The current sulfur dioxide (SO2) levels in Downham Market, Norfolk are 0.575 ppb.
The current ozone (O3) levels at Downham Market, Norfolk is 34.987 ppm.
The current nitrogen dioxide (NO2) levels at Downham Market, Norfolk is 2.356 ppb.
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