Air quality in Wales
Air quality index (AQI⁺) and PM2.5 air pollution in Wales • 13:25, Nov 13
Live most polluted city ranking
Real-time Wales most polluted city ranking
Wildfires in Wales
Real-time informationActive fire
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Learn more about global air quality
Which is the most polluted city in Wales?
- Dyserth59
- Carmarthen56
- Caerphilly52
- Monmouth51
- Chepstow44
- Pontypridd43
- Newport38
- Rhos on Sea35
- Cardiff33
- Crosskeys33
- Crumlin33
- Cwmbran33
- Penarth33
- Blackwood32
- Fochriw31
- Swansea31
- Wrexham30
- Mountain Ash29
- Bridgend26
- Port Talbot26
- Chirk23
- Taibach20
- Bishops Moat19
- Neath19
- Templeton19
- Landore17
- Morriston17
- Aberystwyth16
- Cemaes Bay13
- Llanerchymedd13
- Benllech12
- Llanfairpwllgwyngyll12
- Deiniolen11
- Rhyl11
- Ruabon1









