[4] It is part of a total of 28 protected areas that form a mosaic with which it is proposed to shield the Amazon rainforest against the effect of paving the BR-319 highway between Manaus and Porto Velho.

[4] The state-level conservation units in the BR-319 corridor are the Piagaçu-Purus, Rio Amapá, Rio Madeira, Igapó-Açu and Matupiri sustainable development reserves, Canutama Extractive Reserve, Canutama State Forest, Tapauá State Forest and Matupiri State Park.

[5] In December 2012 the Amazonas state government allocated more than R$6 million to these nine units, covering 30,000 square kilometres (12,000 sq mi) and 143 communities, to be coordinated by the State Center for Conservation Units (CEUC).

The funding was for development of management plans, creation of management councils, environmental monitoring, land survey, and production and marketing.

[5] The management plan for the Tapauá State Forest was approved on 22 July 2014.