The dataset represents the waste management activity 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 plastics, paper, or cardboard. The characteristics of municipal solid waste in Sansha City, Hainan Province are as follows: food waste 58.42%, paper 6.44%, rubber 11.93%, textile (fiber) 0.89%, wood and bamboo 1.6%, ash soil 0%, brick, tile, and ceramics 12.92%, glass 0.53%, metals 0.68%, and others 6.47%. Moisture content is 55%. 81%, Higher Heating Value (HHV) 5556.5 kJ/kg, Lower Heating Value (LHV) 3706.33 kJ/kg. The carbon fraction from the initial waste, that is, from biogenic sources 60.4%. 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%. Total degradation rate of waste over 100 years: 18.73%. Degradability of the components constituting the waste: Paper: 27%; Mixed cardboard: 32. 4% plastic: 1%; laminated materials: 18%; laminated packaging, such as drink cartons: 18%; composite goods, 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 generate 1.59E-04 kWh of electricity and 5.73E-01 MJ of useful heat.