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)
24
Good
Llanelli, Wales
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.31 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
6.67 μg/m³
0
55
155
255
425
605+
26.00 ppb
0
55
71
86
201
201+
0.68 ppb
0
36
76
186
605
1005+
2.72 ppb
0
54
101
361
1250
2050+
0.07 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
7.03μg/m³
PM2.5
8.43μg/m³
PM10
19.92ppb
O3
0.67ppb
SO2
5.06ppb
NO2
0.07ppm
CO
AQI 38
Good
7.01μg/m³
PM2.5
8.03μg/m³
PM10
19.78ppb
O3
0.69ppb
SO2
5.30ppb
NO2
0.07ppm
CO
AQI 22
Good
4.03μg/m³
PM2.5
7.02μg/m³
PM10
20.48ppb
O3
0.84ppb
SO2
5.14ppb
NO2
0.07ppm
CO
AQI 49
Good
8.75μg/m³
PM2.5
13.16μg/m³
PM10
21.26ppb
O3
0.45ppb
SO2
2.74ppb
NO2
0.07ppm
CO
AQI 49
Good
8.99μg/m³
PM2.5
13.98μg/m³
PM10
21.43ppb
O3
0.38ppb
SO2
2.15ppb
NO2
0.07ppm
CO
AQI 49
Good
9.04μg/m³
PM2.5
14.00μg/m³
PM10
21.53ppb
O3
0.42ppb
SO2
2.38ppb
NO2
0.07ppm
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 07:00:00 on 2026-08-13.
In the last 24 hours, the best air quality in Llanelli, Wales was observed at 04:00:00 on 2026-08-14.
As of now, the AQI in Llanelli, Wales is 24, 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 4.313 μg/m3.
The PM10 concentration in Llanelli, Wales is 6.675 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Llanelli, Wales is 0.07 ppm.
Currently, Llanelli, Wales has a sulfur dioxide (SO2) concentration of 0.675 ppb.
The current ozone (O3) level in Llanelli, Wales at the moment is 26.001 ppm.
Nitrogen dioxide (NO2) level in Llanelli, Wales at the moment is 2.718 ppb.
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