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)
33
Good
Llanelli, Wales
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.91 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.45 μg/m³
0
55
155
255
425
605+
29.59 ppb
0
55
71
86
201
201+
0.53 ppb
0
36
76
186
605
1005+
11.09 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Llanelli, Wales
Llanelli, Wales
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AQI 38
Good
6.85μg/m³
PM2.5
14.03μg/m³
PM10
29.15ppb
O3
0.60ppb
SO2
17.80ppb
NO2
0.31ppm
CO
AQI 38
Good
6.99μg/m³
PM2.5
14.00μg/m³
PM10
28.95ppb
O3
0.59ppb
SO2
19.07ppb
NO2
0.31ppm
CO
AQI 33
Good
5.88μg/m³
PM2.5
12.62μg/m³
PM10
29.13ppb
O3
0.52ppb
SO2
8.85ppb
NO2
0.31ppm
CO
AQI 33
Good
6.13μg/m³
PM2.5
14.76μg/m³
PM10
31.03ppb
O3
0.72ppb
SO2
7.70ppb
NO2
0.31ppm
CO
AQI 33
Good
6.00μg/m³
PM2.5
14.99μg/m³
PM10
31.61ppb
O3
0.76ppb
SO2
4.87ppb
NO2
0.31ppm
CO
AQI 33
Good
6.00μg/m³
PM2.5
14.87μg/m³
PM10
31.29ppb
O3
0.74ppb
SO2
6.23ppb
NO2
0.31ppm
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 09:00:00 on 2026-09-28.
In the last 24 hours, the best air quality in Llanelli, Wales was observed at 09:00:00 on 2026-09-28.
As of now, the AQI in Llanelli, Wales is 33, indicating Good conditions.
Llanelli, Wales air has the highest levels of PM2.5.
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 5.912 μg/m3.
The PM10 concentration in Llanelli, Wales is 13.454 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Llanelli, Wales is 0.312 ppm.
Currently, Llanelli, Wales has a sulfur dioxide (SO2) concentration of 0.534 ppb.
The current ozone (O3) level in Llanelli, Wales at the moment is 29.594 ppm.
Nitrogen dioxide (NO2) level in Llanelli, Wales at the moment is 11.09 ppb.
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