The Tiwi Geothermal Power Plant complex is located in Tiwi, Albay province. It consists of three generating units, namely, Plant A with two 60-MW units, Plant B with two 55-MW units, and Plant C with two 57-MW units. Plant B's Unit 4 was retired or decommissioned in 2003. The complex was first commissioned in 1979. The Power Sector Assets & Liabilities Management Corporation will auction off the complex in June 4, 2008