Receiving watercourse
River Usk
30 monitored storm overflows on the River Usk are listed in the National Storm Overflow Hub. Operated by Dwr Cymru Welsh Water.
This watercourse is part of our featured River Usk coverage — that page aggregates the whole river, including tributaries and estuary stretches.
30
Storm overflows
0
Active right now
0
Monitors offline
515
Spill events · 12 months
243h
Recorded discharge · 12 months
0
Open discrepancies
Every monitored overflow· 30
Each links to its full record — spill history, nearby water-quality sampling, citizen reports, and pre-filled accountability letters.
- Llangybi WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Mill Street Castle Meadows Storm OverflowDwr Cymru Welsh Waterinactive
- Bwlch WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Llangynidr Coed-Yr-Ynys Storm OverflowDwr Cymru Welsh Waterinactive
- Brodawel Storm Storm OverflowDwr Cymru Welsh Waterinactive
- Newgate Street Brecon Storm OverflowDwr Cymru Welsh Waterinactive
- Newgate Street Llan Faes Storm OverflowDwr Cymru Welsh Waterinactive
- Sennybridge WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Usk road Caerleon Storm OverflowDwr Cymru Welsh Waterinactive
- Caerleon Storm OverflowDwr Cymru Welsh Waterinactive
- Mill Lane Usk OverflowDwr Cymru Welsh Waterinactive
- Llanfoist WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Crickhowell WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Crickhowell Garn 1 Storm OverflowDwr Cymru Welsh Waterinactive
- Legar Storm OverflowDwr Cymru Welsh Waterinactive
- Heol Gouesnou Storm OverflowDwr Cymru Welsh Waterinactive
- Brecon WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- East of Brecon WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Field West of Brecon WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Sennybridge Storm OverflowDwr Cymru Welsh Waterinactive
- Bullpit Meadow Storm OverflowDwr Cymru Welsh Waterinactive
- Goytre WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Bridge Street Crickhowell Storm OverflowDwr Cymru Welsh Waterinactive
- St. Cadoc's Hospital Storm OverflowDwr Cymru Welsh Waterinactive
- Usk WwTW Storm OverflowDwr Cymru Welsh Waterinactive
- Canal Road Brecon Storm OverflowDwr Cymru Welsh Waterinactive
- Aberbaiden WwTW Inlet Storm OverflowDwr Cymru Welsh Waterinactive
- Upstream of Crickhowell Garn 1 Storm OverflowDwr Cymru Welsh Waterinactive
- Crickhowell Garn 2 Storm OverflowDwr Cymru Welsh Waterinactive
- Brynawelon 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.