Receiving watercourse
River Rhondda
22 monitored storm overflows on the River Rhondda are listed in the National Storm Overflow Hub. Operated by Dwr Cymru Welsh Water.
22
Storm overflows
0
Active right now
0
Monitors offline
1,220
Spill events · 12 months
460h
Recorded discharge · 12 months
0
Open discrepancies
Every monitored overflow· 22
Each links to its full record — spill history, nearby water-quality sampling, citizen reports, and pre-filled accountability letters.
- Brook Street Porth Storm OverflowDwr Cymru Welsh Waterinactive
- Gyfeillon Gardens Storm OverflowDwr Cymru Welsh Waterinactive
- Trealaw Road Tonypandy OverflowDwr Cymru Welsh Waterinactive
- Llwynypia Road Storm OverflowDwr Cymru Welsh Waterinactive
- South of Lee Street Storm OverflowDwr Cymru Welsh Waterinactive
- Pavia Court Storm OverflowDwr Cymru Welsh Waterinactive
- Trehafod Storm OverflowDwr Cymru Welsh Waterinactive
- Pwllgwaun Road Storm OverflowDwr Cymru Welsh Waterinactive
- Rees Street West Storm OverflowDwr Cymru Welsh Waterinactive
- Crichton Street Storm OverflowDwr Cymru Welsh Waterinactive
- Cadwgan Terrace Storm OverflowDwr Cymru Welsh Waterinactive
- Penycraig Roundabout Storm OverflowDwr Cymru Welsh Waterunknown
- Trehafod Storm Tank Storm OverflowDwr Cymru Welsh Waterunknown
- Ty Mawr Road Pontypridd OverflowDwr Cymru Welsh Waterinactive
- Tylacelyn Road Rugby Club Storm OverflowDwr Cymru Welsh Waterinactive
- Old Brithweunydd Road Storm OverflowDwr Cymru Welsh Waterinactive
- George Street Treherbert Storm OverflowDwr Cymru Welsh Waterinactive
- Sheppard Street Storm OverflowDwr Cymru Welsh Waterinactive
- Herbert Street Storm OverflowDwr Cymru Welsh Waterinactive
- Blaen Y Cwm Road Blaencwm OverflowDwr Cymru Welsh Waterinactive
- Maesycoe Lanelay Crescent Storm OverflowDwr Cymru Welsh Waterinactive
- Mill Street Pontypridd Storm OverflowDwr Cymru Welsh Waterunknown
Seen something?
Sewage debris, foam, dead fish — citizen sightings are cross-referenced against the official discharge data above and strengthen the public record.