The Government of Indonesia targets to offer six geothermal working areas through auction in September this year with investment costs of US$1.02 billion. That six geothermal areas are Kapahiang (Bengkulu) with capacity of 110 megawatts (MW), Simbolon, North Sumatera (110 MW), Borapulu, Central Sulawesi (10 MW), Oka Ile Ange, East Flores (10 MW), and Gunung Sirung, NTT (5 MW). The combined capacity reaches 255 MW.