The dam was to be located on the Térraba River between Buenos Aires, Osa, and Pérez Zeledón in Puntarenas Province in southwestern Costa Rica.
Previously, in November 2016, the Costa Rican Supreme Court ordered a moratorium on the PHED until ICE completed a consultation with local affected indigenous communities, which it had been stalling on since 2011.
[citation needed] Representatives of some indigenous organizations were against the El Diquís Hydroelectric Project since its inception, stating that their rights have been disregarded.
[11] In October 2011, The Constitutional Chamber (Sala IV) of the Supreme Court of Costa Rica gave ICE a six-month deadline to consult with indigenous residents in the Térraba area based on recommendations by the United Nations.
[citation needed] In 2015 a coalition of anti-dam organisations submitted a document to the United Nations Committee on the Elimination of Racial Discrimination.