Receiving watercourse
River Gwili
12 monitored storm overflows record River Gwili as their receiving watercourse in the National Storm Overflow Hub. Operated by Dwr Cymru Welsh Water.
12
Storm overflows
0
Active right now
0
Monitors offline
925
Spill events · 12 months
128,780h
Recorded discharge · 12 months
3
Open discrepancies
Every monitored overflow· 12
Each links to its full record — spill history, nearby water-quality sampling, citizen reports, and pre-filled accountability letters.
- Llanedi WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Hendy Storm OverflowDwr Cymru Welsh Waterinactive
- Crosshands WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Cwmgwili WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Bronwydd WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Llanpumpsaint WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Hendy Arlan Gwili Storm OverflowDwr Cymru Welsh Waterinactive
- Cwmtawel WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Heol Y Deri Storm OverflowDwr Cymru Welsh Waterinactive
- South of Roundabout A40 A485 Storm OverflowDwr Cymru Welsh Waterinactive
- Cwmdwyfran Storm OverflowDwr Cymru Welsh Waterinactive
- Bryngwili Road Green 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.