The park mostly lies in the Jamanxim-Xingu depression, with relatively flat terrain ranging from 100 to 200 metres (330 to 660 ft) in altitude. The Southern Pará plateau rises to 200 to 300 metres (660 to 980 ft). Two small areas of the Tapajós Plateau in the west contain hills rising from 100 to 400 metres (330 to 1,310 ft). The park contains the sub-basins of the Jamanxim, Tocantins and Aruri rivers within the Tapajós basin. It also holds very small parts of the Ratão and Iriri basins. Average annual rainfall is 2,228 millimetres (87.7 in). Temperatures range from 24 to 33 °C (75 to 91 °F) with an average of 28 °C (82 °F).[2]
The park is classified as IUCN protected area category II (national park), so has the purpose of preserving natural ecosystems of great ecological relevance and scenic beauty, enabling the conduct of scientific research, development of educational activities and environmental interpretation, and supporting recreation in contact with nature and ecological tourism.[2] It was created by decree on 13 February 2006, and is administered by the Chico Mendes Institute for Biodiversity Conservation (ICMBio).[1] The conservation unit is supported by the Amazon Region Protected Areas Program.[4] Protected species in the park include the jaguar (Panthera onca) and giant otter (Pteronura brasiliensis).[1]