The dataset represents the waste treatment 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, cardboard. The characteristics of urban solid waste in Xi'an, Shaanxi Province are as follows: food waste 38.6%, paper 9.3%, rubber 10.1%, textile (fiber) 1.4%, wood and bamboo 7.4%, cinder and soil 0%, bricks, tiles and ceramics 23.3%, glass 6.5%, metals 3.4%, and others 0%. Moisture content is 46.1%, and the higher calorific value is 5445. 04 kJ/kg, lower heating value 3802.42 kJ/kg. The carbon fraction of initial waste, i.e., 60.4% biogenic. The proportion of unoxidized and 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 waste fraction: Paper: 27%; Mixed cardboard: 32% 4% plastics: 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 produced 1.48E-04 kWh of electricity and 5.35E-01 MJ of useful heat.