Tinanan RiverTinanan River is a Registered Proeprty, Municipality of Arakan, Cotabato located at Arakan, Cotabato, Region XII.
Tinanan River is the landmark or the territory of the Tinonanon inhabitants. Tinanan is a native title of land owned by Tinonanon, Tinanan river represent the tribal boundary of the Tinanaon and Kulamanon tribes.
The Tinanan territory is located North portion of Magpet, Municipality of Arakan; North-Middle portion of President Roxas; North-East portion of Matalam and the Municipality of Antipas (MARMA); the Province of North Cotabato; and Barangay Dal-lag Lumot, Marilog District, Davao City.