The dataset represents the waste management activity of \"municipal solid waste\" in a sanitary landfill. The recommended use of this dataset: for the average municipal/public waste mixture. It is not suitable to represent any single specific waste, such as plastic, paper, cardboard. The characteristics of municipal solid waste in Haixi, Mongol and Tibetan Autonomous Prefecture, Qinghai Province are as follows: food waste 47.78%, paper 6.85%, rubber 9.41%, textile (fiber) 2.72%, wood and bamboo 1.75%, ash and soil 0%, bricks, tiles, and ceramics 27.22%, glass 2.89%, metal 1.21%, and others 0%. 17%. Moisture content 55.81%, higher heating value 5367.35 kJ/kg, lower heating value 3624.71 kJ/kg. The carbon share originating from biological sources in the initial waste is 60.4%. The proportion of unoxidized and largely recoverable metals in the waste (excluding extremely small or extremely thin parts): Iron: 60.03%; Aluminum: 17.81%; Copper: 72.83%. Overall degradation rate of waste over 100 years: 18.73%. The degradability of the components forming the waste: Paper: 27%; Mixed cardboard: 32%. 4% plastic: 1%; laminated materials: 18%; laminated packaging, such as beverage 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 6.86E-05 kWh of electricity and 2.47E-01 MJ of useful heat.