Air quality in Wales
Air quality index (AQI⁺) and PM2.5 air pollution in Wales • 02:07, Oct 04
Live most polluted city ranking
Real-time Wales most polluted city ranking
Wildfires in Wales
Real-time information
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Which is the most polluted city in Wales?
- Swansea58
- Cardiff56
- Caerphilly44
- Monmouth34
- Newport33
- Port Talbot33
- Rhos on Sea33
- Pontypridd29
- Wrexham29
- Templeton28
- Chirk26
- Crosskeys22
- Blackwood21
- Crumlin21
- Penarth21
- Fochriw20
- Mountain Ash19
- Bridgend17
- Carmarthen17
- Taibach17
- Bishops Moat16
- Neath16
- Landore14
- Morriston14
- Cwmbran13
- Aberystwyth11
- Chepstow11
- Cemaes Bay9
- Deiniolen9
- Llanerchymedd9
- Llanfairpwllgwyngyll9
- Benllech8
- Dyserth8
- Rhyl8
- Ruabon1
