Maradugao River
Maradugao River (also called Maridugao and Maridagao) is a river that serves as a natural boundary between the provinces of Bukidnon and Lanao del Sur in Mindanao in southern Philippines. It joins the Pulangi River in Cotabato. Sources. The river headwaters originate from the Kalatungan Mountain Range and Mount Piapayungan eventually emptying at the Pulangi River. Dam. The "Malitubog-Maridagao Dam" (also known as "Mal-Mar Dam") is an irrigation project by the National Irrigation Administration.