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)
28
Good
County Durham, UK
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.92 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.33 μg/m³
0
55
155
255
425
605+
30.41 ppb
0
55
71
86
201
201+
0.42 ppb
0
36
76
186
605
1005+
2.73 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
County Durham, UK
County Durham, UK
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 29
Good
3.22μg/m³
PM2.5
7.96μg/m³
PM10
30.64ppb
O3
0.47ppb
SO2
5.56ppb
NO2
0.15ppm
CO
AQI 30
Good
2.74μg/m³
PM2.5
7.70μg/m³
PM10
31.72ppb
O3
0.41ppb
SO2
2.11ppb
NO2
0.15ppm
CO
AQI 30
Good
3.17μg/m³
PM2.5
9.21μg/m³
PM10
32.44ppb
O3
0.54ppb
SO2
2.12ppb
NO2
0.15ppm
CO
AQI 30
Good
2.24μg/m³
PM2.5
6.46μg/m³
PM10
32.02ppb
O3
0.43ppb
SO2
3.00ppb
NO2
0.15ppm
CO
AQI 28
Good
3.01μg/m³
PM2.5
6.91μg/m³
PM10
29.89ppb
O3
0.40ppb
SO2
2.97ppb
NO2
0.14ppm
CO
AQI 31
Good
2.58μg/m³
PM2.5
8.36μg/m³
PM10
32.64ppb
O3
0.69ppb
SO2
2.64ppb
NO2
0.14ppm
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 12:00:00 on 2026-06-09.
In the last 24 hours, the best air quality in County Durham, UK was observed at 08:00:00 on 2026-06-09.
As of now, the AQI in County Durham, UK is 28, indicating Good conditions.
County Durham, UK air has the highest levels of O3.
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 2.981 μg/m3.
The PM10 concentration in County Durham, UK is 7.206 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in County Durham, UK is 0.151 ppm.
Currently, County Durham, UK has a sulfur dioxide (SO2) concentration of 0.474 ppb.
The current ozone (O3) level in County Durham, UK at the moment is 30.388 ppm.
Nitrogen dioxide (NO2) level in County Durham, UK at the moment is 2.935 ppb.
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