The dataset represents the waste management activity of \"municipal solid waste\" in a sanitary landfill. The recommended use of this dataset: for an average municipal/public waste mixture. It is not suitable to represent any single specific waste, such as plastic, paper, or cardboard. The characteristics of municipal solid waste in Tangshan City, Hebei Province are as follows: 44.56% food waste, 13.06% paper, 11.11% rubber, 0.24% textile (fiber), 28.07% wood and bamboo, 0% ash and soil, 0.76% brick, tile, and ceramics, 1.79% glass, 0.42% metals, 0% other types. Moisture content 53% 96%, higher heating value 7715.05 kJ/kg, lower heating value 5778.27 kJ/kg. The carbon share originating from biomass in the initial waste is 60.4%. The proportion of unoxidized and significantly recoverable metals in waste (excluding very small or very thin components) is Iron: 60.03%; Aluminum: 17.81%; Copper: 72.83%. The overall degradation rate of waste over 100 years: 18.73%. The degradability of materials composing the waste fraction: Paper: 27%; Mixed cardboard: 32%. 4% plastic: 1%; laminated materials: 18%; laminated packaging, such as beverage 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 produces 2.10E-04 kWh of electricity and 7.55E-01 MJ of useful heat.