The dataset represents the waste management activity of \"municipal solid waste\" in a sanitary landfill. The recommended use of this dataset is for average municipal/public waste mixtures. It is not suitable for representing any single specific waste, such as plastics, paper, or cardboard. The characteristics of municipal solid waste in Chaoyang City, Liaoning Province, are as follows: kitchen waste 53.07%, paper 11.86%, rubber 14.77%, textile (fiber) 7.13%, wood and bamboo 9.33%, ash and soil 0%, bricks and ceramics 0%, glass 3.22%, metals 0.61%, other 0%. Moisture content 57% 71%, higher heating value 7299.41 kJ/kg, lower heating value 5344.98 kJ/kg. The carbon share from initial waste, that is, of biogenic origin is 60.4%. The proportion of non-oxidized and recyclable metals in the waste (excluding very small or very thin components) is: Iron: 60.03%; Aluminum: 17.81%; Copper: 72.83%. The overall degradation rate of the waste over 100 years: 18.73%. The degradability of the waste composition: Paper: 27%; Mixed cardboard: 32% 4% plastic: 1%; laminated materials: 18%; laminated packaging, such as drink cartons: 18%; composite goods, such as diapers: 18%; glass: 0%; textiles: 12%; minerals: 0%; natural products: 27%; compostable materials: 27%; inert metals: 10%; volatile metals: 0%; batteries: 0%; electronics: 0%; landfill gas capture and utilization generate 6.99E-04 kWh of electricity and 1.94E-01 MJ of useful heat.