The dataset represents the waste management activity of \"municipal solid waste\" in a sanitary landfill. The recommended use of this dataset: for the average municipal/public waste mixture. It is not suitable to represent any single specific waste, such as plastics, paper, or cardboard. The characteristics of municipal solid waste in Ziyang City, Sichuan Province are as follows: kitchen 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%, metals 0.8%, and other 0%. Moisture content is 64%. 86%, higher heating value 5930.68 kJ/kg, lower heating value 4117.5 kJ/kg. The carbon fraction from initial waste, i.e., 60.4% from biogenic sources. The proportion of unoxidized and largely recoverable metals in the 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 the components comprising the waste: Paper: 27%; Mixed cardboard: 32% 4% plastic: 1%; laminated material: 18%; laminated packaging, such as beverage cartons: 18%; composite products, like 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 generates 2.09E-04 kWh of electricity and 7.51E-01 MJ of useful heat.