Stay updated with real-time air quality in County Durham, UK 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)
33
Good
County Durham, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.01 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.06 μg/m³
0
55
155
255
425
605+
20.81 ppb
0
55
71
86
201
201+
0.67 ppb
0
36
76
186
605
1005+
2.74 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
County Durham, UK
County Durham, UK
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 49
Good
8.69μg/m³
PM2.5
17.65μg/m³
PM10
10.06ppb
O3
0.59ppb
SO2
13.65ppb
NO2
0.10ppm
CO
AQI 22
Good
3.78μg/m³
PM2.5
11.86μg/m³
PM10
19.22ppb
O3
0.54ppb
SO2
1.71ppb
NO2
0.09ppm
CO
AQI 25
Good
3.85μg/m³
PM2.5
11.75μg/m³
PM10
26.80ppb
O3
0.69ppb
SO2
1.53ppb
NO2
0.08ppm
CO
AQI 24
Good
3.42μg/m³
PM2.5
7.91μg/m³
PM10
26.22ppb
O3
0.53ppb
SO2
1.58ppb
NO2
0.09ppm
CO
AQI 38
Good
6.94μg/m³
PM2.5
16.96μg/m³
PM10
15.89ppb
O3
0.49ppb
SO2
5.19ppb
NO2
0.10ppm
CO
AQI 28
Good
5.01μg/m³
PM2.5
10.96μg/m³
PM10
29.99ppb
O3
0.61ppb
SO2
2.36ppb
NO2
0.11ppm
CO
Air quality and pollutant data for County Durham, 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 County Durham, UK is updated every hour for accuracy.
In the past 24 hours, the air quality in County Durham, UK was at its worst at 05:00:00 on 2025-12-07.
In the last 24 hours, the best air quality in County Durham, UK was observed at 09:00:00 on 2025-12-06.
As of now, the AQI in County Durham, UK is 33, indicating Good conditions.
County Durham, UK air has the highest levels of PM2.5.
Poor air quality in County Durham, UK means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in County Durham, UK are currently 5.76 μg/m3.
The PM10 concentration in County Durham, UK is 11.524 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in County Durham, UK is 0.092 ppm.
Currently, County Durham, UK has a sulfur dioxide (SO2) concentration of 0.579 ppb.
The current ozone (O3) level in County Durham, UK at the moment is 20.67 ppm.
Nitrogen dioxide (NO2) level in County Durham, UK at the moment is 2.3 ppb.
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