The Barreiro Rico Ecological Station is in the municipality of Anhembi, São Paulo.

[2] The ESEC is classified as IUCN protected area category Ia (strict nature reserve).

It is administered by the Fundação para Conservação e a Produção Florestal do Estado de São Paulo.

[4] The Barreiro Rico Ecological Station was created by decree 51.381 of 19 December 2006 by Cláudio Lembo, governor of São Paulo state.

[5] Thirty species of medium and large mammals have been recorded, including seven that are threatened in São Paulo.