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Monitoring site summary

This page shows a summary of the active and closed monitoring sites in Wales.

Monitoring site Band/Index Last updated
Aston Expressway A494 Deeside N/A
Aston Hill LOW (Index 2) 25/04/2025 10:00
Bridgend Park Street N/A
Caerphilly Blackwood High Street N/A
Caerphilly Fochriw N/A
Caerphilly Islwyn Road Wattsville LOW (Index 1) 25/04/2025 05:00
Caerphilly White Street LOW (Index 1) 25/04/2025 05:00
Cardiff Castle Street N/A
Cardiff Centre N/A
Cardiff Newport Road LOW (Index 2) 25/04/2025 10:00
Chepstow A48 LOW (Index 2) 25/04/2025 10:00
Cimla Road / Victoria Gardens N/A
Cwmbran Crownbridge LOW (Index 2) 25/04/2025 10:00
Hafod-yr-ynys Hill Roadside LOW (Index 1) 25/04/2025 09:00
Marchlyn Mawr LOW (Index 1) 25/04/2025 05:00
Nantgarw Road LOW (Index 1) 25/04/2025 05:00
Narberth LOW (Index 3) 25/04/2025 10:00
Newport M4 Junction 25 N/A
Newport M4 Junction 25 West N/A
Newport St Julians Comp School LOW (Index 2) 25/04/2025 10:00
Port Talbot Dyffryn School N/A
Port Talbot Little Warren N/A
Port Talbot M4 Junction 41 N/A
Port Talbot Margam LOW (Index 3) 25/04/2025 10:00
Port Talbot Prince Street 2 N/A
Rhondda Glyncoch Garth Avenue N/A
Rhondda Mountain Ash N/A
Rhondda Pontypridd Gelliwastad Rd N/A
Rhondda-Cynon-Taf Broadway N/A
Rhondda-Cynon-Taf Pontypridd A470 N/A
Swansea Cwm Level Park N/A
Swansea Hafod DOAS N/A
Swansea Morfa Road NOX N/A
Swansea Morriston Roadside N/A
Swansea Port Tennant Roadside N/A
Swansea Roadside LOW (Index 2) 25/04/2025 10:00
Swansea St Thomas DOAS N/A
Swansea Station Court High Street N/A
Wrexham LOW (Index 2) 25/04/2025 10:00
Wrexham A483 N/A
Wrexham Chirk N/A
Wrexham Chirk Community Hospital N/A