Mount Apo owner contract arrangement. Located in Barangay Ilomavis, Kidapawan City, North Cotabato is the "Mindanao Geothermal Production Field" with a power output of 108.48 MW, currently the only power plant of its kind in Mindanao. The Philippine National Oil Company geothermal plant supplies electricity to Kidapawan and its neighboring provinces, its completion boosted the city's economy. The Tudaya Hydropower Plants, located near the foot of Mount Apo on the Davao side (Sta. Cruz, Davao del Sur), is composed of two run-of-river type plants that will contribute to the energy needs of Mindanao by early 2014. The Sibulan Hydroelectric Power Plants have
Mount Apo in Mt. Apo Natural Park. This waterfall flows into the Sibulan River, which flows to the Davao Gulf. Grasslands – The grasslands are characterized by the dominance of Cogon grass ("Imperata cylindrica") and "Saccharum spontaneum". Other grasses and ferns also thrive, especially along banks of creeks, streams, and rivers and on steep slopes. The Mt. Apo 1 and Mt. Apo 2 geothermal plants, each possess a rated capacity of 54.24 megawatts. Owned and operated by Energy Development Corporation (EDC) the power plants were commissioned in February 1997 (Mt. Apo 1) and June 1999 (Mt. Apo 2) respectively, under a build-operate