Stay updated with real-time air quality in Llanelli, Wales 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)
15
Good
Llanelli, Wales
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.74 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
3.82 μg/m³
0
55
155
255
425
605+
15.83 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
1.53 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Llanelli, Wales
Llanelli, Wales
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AQI 38
Good
6.72μg/m³
PM2.5
9.05μg/m³
PM10
16.38ppb
O3
0.41ppb
SO2
2.04ppb
NO2
0.13ppm
CO
AQI 38
Good
6.99μg/m³
PM2.5
9.01μg/m³
PM10
16.54ppb
O3
0.41ppb
SO2
2.12ppb
NO2
0.13ppm
CO
AQI 15
Good
1.70μg/m³
PM2.5
7.65μg/m³
PM10
15.79ppb
O3
0.37ppb
SO2
1.42ppb
NO2
0.13ppm
CO
AQI 27
Good
5.29μg/m³
PM2.5
10.48μg/m³
PM10
14.77ppb
O3
0.39ppb
SO2
1.28ppb
NO2
0.13ppm
CO
AQI 27
Good
5.01μg/m³
PM2.5
10.98μg/m³
PM10
14.30ppb
O3
0.38ppb
SO2
1.07ppb
NO2
0.13ppm
CO
AQI 27
Good
5.03μg/m³
PM2.5
10.63μg/m³
PM10
14.54ppb
O3
0.39ppb
SO2
1.16ppb
NO2
0.13ppm
CO
Air quality and pollutant data for Wales, 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 Llanelli, Wales is updated every hour for accuracy.
In the past 24 hours, the air quality in Llanelli, Wales was at its worst at 06:00:00 on 2026-06-12.
In the last 24 hours, the best air quality in Llanelli, Wales was observed at 03:00:00 on 2026-06-12.
As of now, the AQI in Llanelli, Wales is 15, indicating Good conditions.
Llanelli, Wales air has the highest levels of O3.
Poor air quality in Llanelli, Wales means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Llanelli, Wales are currently 1.737 μg/m3.
The PM10 concentration in Llanelli, Wales is 3.824 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Llanelli, Wales is 0.127 ppm.
Currently, Llanelli, Wales has a sulfur dioxide (SO2) concentration of 0.384 ppb.
The current ozone (O3) level in Llanelli, Wales at the moment is 15.831 ppm.
Nitrogen dioxide (NO2) level in Llanelli, Wales at the moment is 1.531 ppb.
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