EPPO Platform
on PRAs

Assessment of treatment methods and validation criteria for composting and biogas facilities in relation to plant health risks and the risk of spreading alien organisms


The Norwegian Food Safety Authority (NFSA) and the Norwegian Environment Agency (NEA) have jointly asked the Norwegian Scientific Committee for food and environment for an assessment into treatment methods and validation methods for compost and digestate based on organic waste in relation to plant health and the spread of harmful alien organisms in Norway. 


  • Arion lusitanicus
  • Clavibacter michiganensis
  • Clavibacter sepedonicus
  • Echinochloa crus-galli
  • Fusarium
  • Heracleum mantegazzianum
  • Nematoda
  • Olpidium
  • Phytophthora
  • Plasmodiophora brassicae
  • Ralstonia solanacearum species complex
  • Reynoutria japonica
  • Sclerotinia
  • Synchytrium endobioticum
  • Viruses and viroids


Type File Size
Pest Risk Analysis Link to file

PRA Area

  • Norway