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. It is not suitable to represent any single specific waste, such as plastic, paper, cardboard. The characteristics of municipal solid waste in Ya'an city, Sichuan Province are as follows: food waste 50.09%, paper 15.54%, rubber 12.63%, textile (fiber) 2.34%, wood and bamboo 7.78%, ash and soil 0.32%, bricks, tiles and ceramics 1.42%, glass 0.09%, metal 0.8%, other 0%. Moisture 64. 86%, higher heating value 5930.68 kJ/kg, lower heating value 4117.5 kJ/kg. The carbon share from initial waste, i.e., 60.4% biogenic carbon. The unoxidized and largely recoverable metal proportion in waste (excluding very small or very thin components): Iron: 60.03%; Aluminum: 17.81%; Copper: 72.83%. Overall degradation rate of waste over 100 years: 18.73%. Degradability of waste fractions: Paper: 27%; Mixed cardboard: 32. 4% plastic: 1%; laminated materials: 18%; laminated packaging, such as drink cartons: 18%; combined 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 generate 2.09E-04 kWh of electricity and 7.51E-01 MJ of useful heat.