Lands from the customs, migration, and trade area belonging to the Wildlife Refuge located on the dividing line between the Republics of Costa Rica and Nicaragua, at coordinates 354,600 and 360,400 (Sapoá River), are hereby segregated. From there, upstream on the Sapoá River, to the point located between coordinates 353,050 - 360,150, continuing to the dividing line between Costa Rica and Nicaragua at coordinates 353,500 - 359,750 and, from there, to the first point mentioned at the beginning.
The described values are part of cartographic sheet No. 3049-1 Piedras Blancas, scale 1:50,000 of the Instituto Geográfico Nacional of Costa Rica and of the plan of the Instituto de Desarrollo Agrario, ledger No. 5-2487, of November 1992.