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)
27
Good
Llanelli, Wales
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.18 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.71 μg/m³
0
55
155
255
425
605+
22.81 ppb
0
55
71
86
201
201+
0.49 ppb
0
36
76
186
605
1005+
7.08 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Llanelli, Wales
Llanelli, Wales
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AQI 58
Moderate
13.46μg/m³
PM2.5
20.68μg/m³
PM10
22.48ppb
O3
0.44ppb
SO2
9.29ppb
NO2
0.06ppm
CO
AQI 60
Moderate
13.97μg/m³
PM2.5
20.98μg/m³
PM10
22.16ppb
O3
0.44ppb
SO2
10.06ppb
NO2
0.06ppm
CO
AQI 54
Moderate
10.72μg/m³
PM2.5
15.90μg/m³
PM10
22.49ppb
O3
0.44ppb
SO2
2.62ppb
NO2
0.06ppm
CO
AQI 52
Moderate
9.90μg/m³
PM2.5
18.66μg/m³
PM10
25.57ppb
O3
0.40ppb
SO2
3.24ppb
NO2
0.06ppm
CO
AQI 49
Good
9.03μg/m³
PM2.5
18.02μg/m³
PM10
26.50ppb
O3
0.38ppb
SO2
1.64ppb
NO2
0.06ppm
CO
AQI 49
Good
9.32μg/m³
PM2.5
18.40μg/m³
PM10
26.00ppb
O3
0.39ppb
SO2
2.32ppb
NO2
0.06ppm
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 01:00:00 on 2025-11-06.
In the last 24 hours, the best air quality in Llanelli, Wales was observed at 03:00:00 on 2025-11-06.
As of now, the AQI in Llanelli, Wales is 54, indicating Moderate 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 11.408 μg/m3.
The PM10 concentration in Llanelli, Wales is 18.637 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Llanelli, Wales is 0.062 ppm.
Currently, Llanelli, Wales has a sulfur dioxide (SO2) concentration of 0.451 ppb.
The current ozone (O3) level in Llanelli, Wales at the moment is 17.447 ppm.
Nitrogen dioxide (NO2) level in Llanelli, Wales at the moment is 2.969 ppb.
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