Air quality in Wales
Air quality index (AQI⁺) and PM2.5 air pollution in Wales • 01:04, 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
- Caerphilly44
- Monmouth34
- Newport32
- Cardiff28
- Port Talbot28
- Chirk26
- Cwmbran26
- Rhos on Sea26
- Penarth24
- Crosskeys23
- Crumlin23
- Bishops Moat22
- Blackwood22
- Carmarthen21
- Fochriw21
- Mountain Ash21
- Templeton21
- Bridgend20
- Neath19
- Taibach19
- Landore18
- Morriston18
- Wrexham18
- Pontypridd17
- Dyserth15
- Rhyl14
- Deiniolen12
- Llanfairpwllgwyngyll12
- Benllech11
- Llanerchymedd11
- Cemaes Bay9
- Chepstow6
- Aberystwyth4
- Ruabon1
