The Libungan River is a river on

Mindanao Mindanao ( ) is the List of islands of the Philippines, second-largest island in the Philippines, after Luzon, and List of islands by population, seventh-most populous island in the world. Located in the southern region of the archipelago, the ...

island in the

Philippines The Philippines, officially the Republic of the Philippines, is an Archipelagic state, archipelagic country in Southeast Asia. Located in the western Pacific Ocean, it consists of List of islands of the Philippines, 7,641 islands, with a tot ...

. It springs on the slopes of

Mount Piapayungan Mount Ragang, also called Mount Piapayungan and Blue Mountain by the local people, is an active stratovolcano on Mindanao island in the Philippines. With an elevation of , it is the seventh highest mountain in the Philippines and the highest poi ...

and flows south through the town of Alamada, Cotabato. At the town of

Libungan, Cotabato Libungan, officially the Municipality of Libungan , is a municipality in the province of Cotabato, Philippines. According to the 2020 census, it has a population of 56,269 people. Etymology Libungan was known by various names by its early set ...

, the river turns south-west and forms the boundary between the provinces of

Cotabato Cotabato, formerly and still commonly referred to as North Cotabato and officially the Province of Cotabato, is a landlocked Provinces of the Philippines, province in the Philippines located in the Soccsksargen Regions of the Philippines, regi ...

and

Maguindanao del Norte Maguindanao del Norte, officially the Province of Maguindanao del Norte (, Jawi: دَاِيْرَتْ نُوْ اُوْتَرَ مَڬِنْدَنَوْ; , ڤروبنسيا ا ڤڠوترن مڬیندانو ), is a province in the Philippines l ...

until it drains into the

Rio Grande de Mindanao The Rio Grande de Mindanao, also known as the Mindanao River, is the second-largest river system in the Philippines. Located on the southern island of Mindanao, with a total drainage area of , draining the majority of the central and eastern po ...

at the Libungan Marsh. Tributaries include the Alamada River. The name comes from the term ''Limbungan'', meaning "cheater", which referred to the frequent changes in the river's course that would damage the crops and thereby cheat the farmers out of their harvest.

References

Rivers of the Philippines {{Philippines-river-stub