The dataset represents the waste management activity of \"municipal solid waste\" in a sanitary landfill. Recommended usage of this dataset: for average municipal/public waste mixtures. It is not suitable to represent any single specific waste, such as plastics, paper, or cardboard. The characteristics of municipal solid waste in Wanning City, Hainan Province are as follows: food waste 58.42%, paper 6.44%, rubber 11.93%, textiles (fibers) 0.89%, wood/bamboo 1.6%, ash and soil 0%, bricks/tiles/ceramics 12.92%, glass 0.53%, metals 0.68%, and other categories 6.47%. Moisture content is 55%. 81%, higher heating value 5556.5 kJ/kg, lower heating value 3706.33 kJ/kg. The carbon fraction of initial waste originating from biomass is 60.4%. The proportion of non-oxidized and largely recoverable metals in the waste (excluding very small or very thin parts): Iron: 60.03%; Aluminum: 17.81%; Copper: 72.83%. Overall degradation rate of waste over 100 years: 18.73%. Degradability of the composition of waste fractions: Paper: 27%; Mixed cardboard: 32% 4% plastic: 1%; laminate materials: 18%; laminated packaging, such as beverage cartons: 18%; combined 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 generates 8.68E-05 kWh of electric power and 3.12E-01 MJ of useful heat.