North Wales Fire and Rescue Service say that evacuated residents have been told it's safe for them to return to the village of Pennal, in Gwynedd, as the level of risk from a breached dam has been "satisfactorily reduced."
A measured slow release of water has happened, to reduce the water to a safe level. A trench has now been created which will allow water to dissipate.
More top news
The annual survey from the Asphalt Industry Alliance also says local roads in Wales and England are on the edge of terminal decline.
The Environment Secretary has announced a £223 million boost to rural communities
Ann Clwyd reveals she's so disillusioned with the Welsh Assembly that she thinks she was wrong to have backed devolution in two referendums.