Receiving watercourse
River Rhymni
37 monitored storm overflows record River Rhymni as their receiving watercourse in the National Storm Overflow Hub. Operated by Dwr Cymru Welsh Water.
37
Storm overflows
0
Active right now
0
Monitors offline
161
Spill events · 12 months
14,359h
Recorded discharge · 12 months
1
Open discrepancies
Every monitored overflow· 37
Each links to its full record — spill history, nearby water-quality sampling, citizen reports, and pre-filled accountability letters.
- Victoria Road Fleur-De-Lis Storm OverflowDwr Cymru Welsh Waterinactive
- Greenway Bedwas Storm OverflowDwr Cymru Welsh Waterinactive
- Sannan Street Storm OverflowDwr Cymru Welsh Waterinactive
- Westville Rhymney OverflowDwr Cymru Welsh Waterinactive
- Birchgrove New Tredegar Storm OverflowDwr Cymru Welsh Waterinactive
- Began Road Cardiff Storm Overflow No2Dwr Cymru Welsh Waterinactive
- Pontlottyn Old Gasworks Storm OverflowDwr Cymru Welsh Waterinactive
- Bryngoleu Street Blackwood OverflowDwr Cymru Welsh Waterinactive
- Plas Machen Storm OverflowDwr Cymru Welsh Waterinactive
- Abertysswg Troedrhiwfuwch Storm OverflowDwr Cymru Welsh Waterinactive
- Forge Road Machen OverflowDwr Cymru Welsh Waterinactive
- Twyn Road Ystrad Mynach Storm OverflowDwr Cymru Welsh Waterinactive
- Ford Road Pengam Storm OverflowDwr Cymru Welsh Waterinactive
- Bethania Cottages Storm OverflowDwr Cymru Welsh Waterinactive
- Cardiff Kimberley Road Storm OverflowDwr Cymru Welsh Waterinactive
- New Road Roundabout Storm OverflowDwr Cymru Welsh Waterinactive
- Cwm Las Storm OverflowDwr Cymru Welsh Waterinactive
- Fishpond Road Storm OverflowDwr Cymru Welsh Waterinactive
- Ball Lane Storm OverflowDwr Cymru Welsh Waterinactive
- Pontlottyn Recreation Ground Storm OverflowDwr Cymru Welsh Waterinactive
- A472 Maesycwmmer Storm OverflowDwr Cymru Welsh Waterinactive
- Bargoed Viaduct Storm OverflowDwr Cymru Welsh Waterinactive
- The Terrace Rhymney Storm OverflowDwr Cymru Welsh Waterinactive
- Forge Road Storm OverflowDwr Cymru Welsh Waterinactive
- Trelyn Lane Storm OverflowDwr Cymru Welsh Waterinactive
- Coopers Court Storm OverflowDwr Cymru Welsh Waterinactive
- High Street Gant-y-nant Storm OverflowDwr Cymru Welsh Waterinactive
- Basin Football Field Storm OverflowDwr Cymru Welsh Waterinactive
- Church Street Ystrad Mynach OverflowDwr Cymru Welsh Waterinactive
- Pant Street Storm OverflowDwr Cymru Welsh Waterinactive
- New Tredegar Business Park West Storm OverflowDwr Cymru Welsh Waterinactive
- Bargoed Station Road Storm OverflowDwr Cymru Welsh Waterinactive
- Brithdir Station Storm OverflowDwr Cymru Welsh Waterinactive
- Glan-y-nant Riverside Path Storm OverflowDwr Cymru Welsh Waterinactive
- Dowlands Way Cardiff Storm OverflowDwr Cymru Welsh Waterinactive
- School Street New Tredegar OverflowDwr Cymru Welsh Waterinactive
- St. Mellons Bridge Road 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.