The dataset represents the waste treatment activities of \"municipal solid waste\" in a sanitary landfill. The recommended use of this dataset is for average municipal/public waste mixtures. It is unsuitable to represent any single specific waste, such as plastics, paper, or cardboard. The characteristics of municipal solid waste in Suining City, Sichuan Province, are as follows: food waste 50.09%, paper 15.54%, rubber 12.63%, textiles (fibers) 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 64. 86%, higher heating value 5930.68 kJ/kg, lower heating value 4117.5 kJ/kg. The carbon share of the initial waste, i.e., 60.4% of biogenic origin. 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 for 100 years: 18.73%. Degradability of the waste fraction: Paper: 27%; Mixed cardboard: 32%. 4% plastic: 1%; laminated materials: 18%; laminated packaging, such as drink cartons: 18%; composite 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.