Report flooding
Who you need to contact depends on what’s flooding.
Roads, public drains, surface water, groundwater or ordinary watercourses
Use our report form to tell us about:
- flooding inside or outside a property
- a blocked roadside drain
- a flooded road
You should also tell us if there is a situation you think may lead to flooding
Sewers, water mains or household storm water drains
Contact Dŵr Cymru to report:
- blocked sewers
- burst water mains
Water Services and emergencies
Sewerage Services and emergencies
Main rivers or reservoirs
Call Natural Resources Wales to report flooding caused by main rivers or reservoirs.
Natural Resources Wales