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

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.00 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.15 μg/m³
0
55
155
255
425
605+
26.92 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
2.53 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Carmarthen, Wales
Carmarthen, Wales
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AQI 33
Good
6.32μg/m³
PM2.5
13.06μg/m³
PM10
27.63ppb
O3
0.41ppb
SO2
2.59ppb
NO2
0.17ppm
CO
AQI 44
Good
7.82μg/m³
PM2.5
15.09μg/m³
PM10
28.22ppb
O3
0.42ppb
SO2
4.97ppb
NO2
0.17ppm
CO
AQI 44
Good
7.99μg/m³
PM2.5
15.01μg/m³
PM10
28.26ppb
O3
0.43ppb
SO2
5.30ppb
NO2
0.17ppm
CO
AQI 38
Good
7.09μg/m³
PM2.5
17.25μg/m³
PM10
28.11ppb
O3
0.39ppb
SO2
2.31ppb
NO2
0.17ppm
CO
AQI 38
Good
7.00μg/m³
PM2.5
17.98μg/m³
PM10
28.06ppb
O3
0.38ppb
SO2
1.62ppb
NO2
0.17ppm
CO
AQI 27
Good
5.10μg/m³
PM2.5
12.07μg/m³
PM10
27.52ppb
O3
0.36ppb
SO2
2.94ppb
NO2
0.17ppm
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 Carmarthen, Wales is updated every hour for accuracy.
In the past 24 hours, the air quality in Carmarthen, Wales was at its worst at 05:00:00 on 2026-06-29.
In the last 24 hours, the best air quality in Carmarthen, Wales was observed at 09:00:00 on 2026-06-29.
As of now, the AQI in Carmarthen, Wales is 33, indicating Good conditions.
Carmarthen, Wales air has the highest levels of PM2.5.
Poor air quality in Carmarthen, Wales means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Carmarthen, Wales are currently 5.998 μg/m3.
The PM10 concentration in Carmarthen, Wales is 13.155 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Carmarthen, Wales is 0.174 ppm.
Currently, Carmarthen, Wales has a sulfur dioxide (SO2) concentration of 0.397 ppb.
The current ozone (O3) level in Carmarthen, Wales at the moment is 26.924 ppm.
Nitrogen dioxide (NO2) level in Carmarthen, Wales at the moment is 2.534 ppb.
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