Receiving watercourse
Swansea Bay
17 monitored storm overflows on the Swansea Bay are listed in the National Storm Overflow Hub. Operated by Dwr Cymru Welsh Water.
17
Storm overflows
0
Active right now
0
Monitors offline
587
Spill events · 12 months
400h
Recorded discharge · 12 months
0
Open discrepancies
Every monitored overflow· 17
Each links to its full record — spill history, nearby water-quality sampling, citizen reports, and pre-filled accountability letters.
- Baglan Sea Storm OverflowDwr Cymru Welsh Waterinactive
- Brynymor Road Storm OverflowDwr Cymru Welsh Waterinactive
- Liliput Lane Swansea Storm OverflowDwr Cymru Welsh Waterinactive
- Bryn Road and Gorse Lane Swansea Storm OverflowDwr Cymru Welsh Waterinactive
- Amy Dillwyn Close Storm OverflowDwr Cymru Welsh Waterinactive
- Norton Road and Avenue Junction Swansea Storm OverflowDwr Cymru Welsh Waterinactive
- Newton Road Swansea OverflowDwr Cymru Welsh Waterinactive
- Steel Works Port Talbot Storm OverflowDwr Cymru Welsh Waterinactive
- Afan WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Elba Crescent Swansea OverflowDwr Cymru Welsh Waterinactive
- Junction of The Dunns and Mumbles Road The Mumbles Storm OverflowDwr Cymru Welsh Waterinactive
- New Well Lane OverflowDwr Cymru Welsh Waterinactive
- Norton Road Storm OverflowDwr Cymru Welsh Waterinactive
- Mayals Road Storm OverflowDwr Cymru Welsh Waterinactive
- Swansea Bay WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Sketty Green Storm OverflowDwr Cymru Welsh Waterinactive
- Promenade Terrace Swansea Storm OverflowDwr Cymru Welsh Waterinactive
Seen something?
Sewage debris, foam, dead fish — citizen sightings are cross-referenced against the official discharge data above and strengthen the public record.