Repsol has reportedly seen the award formally inked of its IÃ±iguazÃº block, 644 sq km in Tarija, Sub-Andean Chaco Basin. The block lies adjacent to the Margarita-Huacaya gasfield in the Caipipendi area, where drilling has been underway since July at Boyuy X-2. The legislative assembly needs to approve the contract by end 2017. Repsol (op) 15%, Shell 15%, Pan American Energy 10%, YPFB 60%.  
Bolivia (Chaco Sub-Andean Zone (Chaco B.)) Margarita-Huacaya