The Matalag River is a river 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 ...

flowing from the town of

Kabugao Kabugao, officially the Municipality of Kabugao (; Itawis: ''Babalay yo Kabugao''; ), is a municipality and ''de jure'' capital of the province of Apayao, Philippines. According to the 2020 census, it has a population of 16,215 people. Hist ...

Apayao Apayao, officially the Province of Apayao (; ; isnag language, Isnag: ''Provinsia nga Apayao''; ), is a landlocked Provinces of the Philippines, province in the Philippines in the Cordillera Administrative Region in Luzon. Kabugao, Apayao, Kab ...

province to

Rizal Rizal most commonly refers to: * Rizal (province), a province of the Philippines * José Rizal, Filipino national hero whom the province is named after Rizal may also refer to: People * Akmal Rizal Ahmad Rakhli, Malaysian footballer * Atep Ri ...

town in

Cagayan Cagayan ( ), officially the Province of Cagayan (; ; ; isnag language, Isnag: ''Provinsia nga Cagayan''; ivatan language, Ivatan: ''Provinsiya nu Cagayan''; ; ), is a Provinces of the Philippines, province in the Philippines located in the Cag ...

province. It is a

tributary A tributary, or an ''affluent'', is a stream or river that flows into a larger stream (''main stem'' or ''"parent"''), river, or a lake. A tributary does not flow directly into a sea or ocean. Tributaries, and the main stem river into which they ...

of the Chico River, which later joins the

Cagayan River The Cagayan River, also known as the Río Grande de Cagayán, is the longest river and the largest river by discharge volume of water in the Philippines. It has a total length of approximately and a drainage basin covering . It is located in ...

, the longest river in the country. The

Isneg The Isnag people (also referred to as Isneg, Yapayao and Apayao) are an Austronesian ethnic group native to Apayao province in the Philippines' Cordillera Administrative Region, though they are also found in parts of Cagayan, Ilocos Norte, and ...

people settled within its area.

References

Rivers of the Philippines Landforms of Apayao Landforms of Cagayan {{Philippines-river-stub