Various biomaterials by amount in waste collection in Mikkeli years 2018-2020. Waste materials: compostable biowaste, sewage sludge, grease separation well sludge, raking waste, stump waste, other non hazardous wood waste, ash waste, organic waste within MSW (municipal solid waste).

Organic waste within municipal solid waste is an estimate using results of a composition research by Xamk in Mikkeli. Research showed that there is approximately 35% of biowaste within the municipal solid waste in Mikkeli that is not properly recycled in the right waste type/bin.