Air quality in Wales
Air quality index (AQI⁺) and PM2.5 air pollution in Wales • 10:37, Nov 14
Live most polluted city ranking
Real-time Wales most polluted city ranking
Wildfires in Wales
Real-time informationActive fire
1
Learn more about global air quality
Which is the most polluted city in Wales?
- Wrexham61
- Newport60
- Monmouth56
- Chepstow53
- Swansea50
- Pontypridd48
- Carmarthen42
- Rhos on Sea40
- Cwmbran36
- Crosskeys35
- Caerphilly34
- Crumlin34
- Penarth34
- Port Talbot34
- Blackwood33
- Cardiff33
- Aberystwyth31
- Fochriw31
- Mountain Ash31
- Bridgend29
- Dyserth28
- Morriston28
- Neath28
- Taibach28
- Landore27
- Bishops Moat22
- Cemaes Bay18
- Llanerchymedd18
- Benllech17
- Chirk17
- Deiniolen17
- Llanfairpwllgwyngyll17
- Rhyl17
- Templeton15
- Ruabon1









