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 Neijiang City, Sichuan Province are as follows: kitchen waste 50.09%, paper 15.54%, rubber 12.63%, textiles (fibers) 2.34%, wood and bamboo 7.78%, ash and soil 0.32%, bricks and ceramics 1.42%, glass 0.09%, metals 0.8%, and others 0%. Moisture content 64. 86%, higher heating value 5930.68 kJ/kg, lower heating value 4117.5 kJ/kg. The carbon share from the initial waste, that is, the biogenic share, is 60.4%. The unoxidized and largely recoverable metal content in the waste (excluding very small or very thin components) is Iron: 60.03%; Aluminum: 17.81%; Copper: 72.83%. Overall degradation rate of waste in 100 years: 18.73%. Degradability of waste fractions: Paper: 27%; Mixed cardboard: 32% 4% plastics: 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 2.09E-04 kWh of electricity and 7.51E-01 MJ of useful heat.