Receiving watercourse
Bristol Channel
23 monitored storm overflows on the Bristol Channel are listed in the National Storm Overflow Hub. Operated by Dwr Cymru Welsh Water, South West Water and Wessex Water.
23
Storm overflows
0
Active right now
0
Monitors offline
105
Spill events · 12 months
62h
Recorded discharge · 12 months
0
Open discrepancies
Every monitored overflow· 23
Each links to its full record — spill history, nearby water-quality sampling, citizen reports, and pre-filled accountability letters.
- WXW00901Wessex Waterinactive
- SBB01376South West Waterinactive
- Penarth Kymin Storm OverflowDwr Cymru Welsh Waterinactive
- Brockhill Rise Storm OverflowDwr Cymru Welsh Waterinactive
- WXW00744Wessex Waterinactive
- WXW00148Wessex Waterinactive
- Fontygary Fonmon Park Road Storm OverflowDwr Cymru Welsh Waterinactive
- Barry Lakeside OverflowDwr Cymru Welsh Waterinactive
- Cold Knap Storm OverflowDwr Cymru Welsh Waterinactive
- WXW00608Wessex Waterinactive
- WXW00298Wessex Waterinactive
- West Aberthaw WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- WXW00370Wessex Waterinactive
- WXW00594Wessex Waterinactive
- Lower Fontygary OverflowDwr Cymru Welsh Waterinactive
- Windsor Road Porthcawl Storm OverflowDwr Cymru Welsh Waterinactive
- WXW01194Wessex Waterinactive
- Rhoose Storm OverflowDwr Cymru Welsh Waterinactive
- WXW00299Wessex Waterinactive
- Beach Road Porthcawl 2 Storm OverflowDwr Cymru Welsh Waterinactive
- Beach Road Porthcawl 1 Storm OverflowDwr Cymru Welsh Waterinactive
- WXW00485Wessex Waterinactive
- SBB00603South West Waterinactive
Seen something?
Sewage debris, foam, dead fish — citizen sightings are cross-referenced against the official discharge data above and strengthen the public record.