The present research was conducted in the city of San Martin de Alao , El Dorado County , San Martín Department . Alao San Martín is located in the central part of the San Martín Region in the province ofEl Dorado in the high forest land. Its area is 562.57 km2, ranking second extension in the region ofSan Martin. The District of San Martin de Alao has a tropical climate the temperature varies between 28 o and 33 o heat and 18 o and 28 o ofrelative humidity. Under this scenario, this paper entitled "Characterization of Salid Waste ofthe City of San Martin de Alao - 2011 " is the result of an investigation and determination of the physical characteristics ofthe salid waste generated in the city of San Martin Alao . It covers tapies per - capita generation , density, physical composition , humidity and volume of so lid waste from different sources ( domestic, foreign trades , Institutio...