The dataset represents the waste management activities of \"municipal solid waste\" in a sanitary landfill. The recommended use of this dataset: for average municipal/public waste mixtures. Not suitable to represent any single specific waste, such as plastic, paper, cardboard. The characteristics of urban solid waste in Liaoyuan City, Jilin Province are as follows: food waste 43%, paper 4.9%, rubber 15%, textile (fiber) 2.7%, wood/bamboo 2.7%, ash and soil 0%, bricks/tiles/ceramics 4.6%, glass 2.6%, metal 0.5%, other 24%. Moisture content is 55.81%, and higher calorific value of 6171. 51 kJ/kg, lower calorific value 4526.37 kJ/kg. The carbon share from bio-origin in initial waste accounts for 60.4%. The unoxidized and recyclable metal proportion in waste (excluding very small or very thin parts): Iron: 60.03%; Aluminum: 17.81%; Copper: 72.83%. Overall degradation rate of waste in 100 years: 18.73%. The degradability of components in waste: Paper: 27%; Mixed cardboard: 32%. 4% plastic: 1%; laminated materials: 18%; laminated packaging, such as beverage cartons: 18%; composite products, 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 generated 1.17E-04 kWh of electricity and 4.23E-01 MJ of useful heat.