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)
54
Moderate
Llanelli, Wales
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.04 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.80 μg/m³
0
55
155
255
425
605+
9.81 ppb
0
55
71
86
201
201+
0.45 ppb
0
36
76
186
605
1005+
8.04 ppb
0
54
101
361
1250
2050+
0.44 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Llanelli, Wales
Llanelli, Wales
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AQI 33
Good
5.95μg/m³
PM2.5
16.07μg/m³
PM10
26.67ppb
O3
0.60ppb
SO2
20.66ppb
NO2
0.04ppm
CO
AQI 33
Good
6.00μg/m³
PM2.5
16.01μg/m³
PM10
26.48ppb
O3
0.62ppb
SO2
22.24ppb
NO2
0.04ppm
CO
AQI 27
Good
4.66μg/m³
PM2.5
12.17μg/m³
PM10
28.57ppb
O3
0.59ppb
SO2
7.53ppb
NO2
0.04ppm
CO
AQI 33
Good
5.98μg/m³
PM2.5
19.04μg/m³
PM10
27.75ppb
O3
0.43ppb
SO2
8.56ppb
NO2
0.04ppm
CO
AQI 33
Good
6.00μg/m³
PM2.5
19.97μg/m³
PM10
28.05ppb
O3
0.38ppb
SO2
5.41ppb
NO2
0.04ppm
CO
AQI 33
Good
5.98μg/m³
PM2.5
19.42μg/m³
PM10
27.91ppb
O3
0.41ppb
SO2
6.71ppb
NO2
0.04ppm
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 08:00:00 on 2025-11-03.
In the last 24 hours, the best air quality in Llanelli, Wales was observed at 05:00:00 on 2025-11-04.
As of now, the AQI in Llanelli, Wales is 27, 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 4.793 μg/m3.
The PM10 concentration in Llanelli, Wales is 12.156 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Llanelli, Wales is 0.039 ppm.
Currently, Llanelli, Wales has a sulfur dioxide (SO2) concentration of 0.603 ppb.
The current ozone (O3) level in Llanelli, Wales at the moment is 28.667 ppm.
Nitrogen dioxide (NO2) level in Llanelli, Wales at the moment is 8.143 ppb.
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