Bristol Water are against plans for a new asbestos landfill in a Quarry near Chew Valley in Somerset.
They say it poses a risk to the long-term quality of the water in the Chew Valley Lake.
Today a report was published by campaigners outlining evidence against the landfill.
More top news
Your latest weather update with Bob Crampton.
Bristol Mayor George Ferguson has been accused of a "nasty personal attack" in a row over how the city's Green Capital cash was spent.
Bristol Mayor George Ferguson says there will be "further breakdown" of how the city's Green Capital cash was spent.