Environment Agency regulatory position on using waste clay in the construction of slurry lagoons or water storage reservoirs
Source
https://www.gov.uk/government/publications/use-of-waste-clay-in-the-construction-of-slurry-lagoons-or-water-storage-reservoirs-rps-91Canonical document at the regulator. Always cite this URL — not the Vantage detail page — in compliance evidence.