Receiving watercourse
Afon Lliw
16 monitored storm overflows on the Afon Lliw are listed in the National Storm Overflow Hub. 1 is reporting an active spill right now. Operated by Dwr Cymru Welsh Water.
16
Storm overflows
1
Active right now
0
Monitors offline
719
Spill events · 12 months
800h
Recorded discharge · 12 months
2
Open discrepancies
Currently spilling· 1
Every monitored overflow· 16
Each links to its full record — spill history, nearby water-quality sampling, citizen reports, and pre-filled accountability letters.
- Capel Curig WwTW Storm OverflowDwr Cymru Welsh Wateractive
- Betws-Y-Coed WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Pont y Cob Road Storm OverflowDwr Cymru Welsh Waterinactive
- Waun Road Loughor No.2 Storm OverflowDwr Cymru Welsh Waterinactive
- Pontilw Storm OverflowDwr Cymru Welsh Waterinactive
- Betws-Y-Coed Pentre Ddu Storm OverflowDwr Cymru Welsh Waterinactive
- Rhosog Storm OverflowDwr Cymru Welsh Waterinactive
- Tanyard Storm OverflowDwr Cymru Welsh Waterinactive
- Loughor Kings Bridge Storm OverflowDwr Cymru Welsh Waterinactive
- Libanus Road Gorseinon OverflowDwr Cymru Welsh Waterinactive
- Gorseinon Road Penllergaer Storm OverflowDwr Cymru Welsh Waterinactive
- Leominster WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Mill Road Betws-Y-Coed Storm OverflowDwr Cymru Welsh Waterinactive
- Ford Street Storm OverflowDwr Cymru Welsh Waterinactive
- Presteigne WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Pentre Felin Betws Y Coed 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.