Rivers & Lakes
Rivers, lakes, lagoons, waterfalls, and natural water features across the Philippines.
112 articlesArticles
Balili River: Hydrology, Pollution and Rehabilitation in Benguet and La Union
The Balili River flows through Baguio and La Union. It suffers from severe pollution, classified as biologically dead, with ongoing rehabili...
Bay River: Hydrology and Geomorphology in Laguna
The Bay River is a tributary of Laguna de Bay in Bay, Laguna, forming boundaries with Calauan and Los Baños.
Subangdaku River: Hydrology, Quarrying and Ecological Impact in Southern Leyte
The Subangdaku River is the largest river in Southern Leyte, Philippines. It drains into Sogod Bay and faces significant environmental chall...
Calumpang River: Hydrology, Legends and Conservation in Batangas
The Calumpang River in Batangas, known as the 'Nile of Batangas,' is a Class D waterway central to local legends and ongoing rehabilitation...
Maradugao River: Hydrology and Regional Significance in Mindanao
The Maradugao River forms the natural boundary between Bukidnon and Lanao del Sur, originating in the Kalatungan Mountains.
Boguko River: Hydrology, Etymology and Infrastructure in Agusan del Sur
The Boguko River is a tributary of the Wawa River in Sibagat, Agusan del Sur, named for local Manobo legends of mystery.
Davao River: Hydrology, Basin Ecology and Infrastructure
The Davao River is the third largest river in Mindanao, draining 1700 sq km. Key facts on hydrology, soil, and the Bucana Bridge project.
Panay River: Hydrology and Basin Geography in Capiz
The Panay River is the longest river on Panay Island, flowing through Capiz and Iloilo provinces.
Wawa River: Hydrology, Geography and Infrastructure in Agusan del Sur
The Wawa River in Agusan del Sur is a tributary of the Agusan River, traversing Sibagat, Bayugan, and Esperanza.
Amburayan River: Hydrology, Infrastructure and Cultural Heritage
The Amburayan River is a 96 km waterway in northern Luzon, serving as a provincial boundary and featuring in the Ilocano epic Biag ni Lam-an...
Kaytitinga Falls: Geography, Ecology and Conservation in Bulacan
Kaytitinga Falls is a three-level waterfall in San Jose del Monte, Bulacan, featuring Dumagat heritage and NIPAS conservation efforts.
Tapuacan River: Hydrology, Etymology and Recreation in La Union
The Tapuacan River in La Union is a pristine waterway known for its rockbeds, clear waters, and status as the region's cleanest inland body...
Tagoloan River
The Tagoloan River is the 13th largest river system in the Philippines, flowing through Bukidnon and Misamis Oriental.
Malitubog River: Hydrology and Irrigation in Mindanao
The Malitubog River is a major tributary of the Maradugao River in Mindanao, supporting the 5,500-hectare Malitubog–Maridagao River Irrigati...
Kalawaig River
Kalawaig River in Mindanao, Philippines. Tributary of the Cagayan River with Class A water quality status.
Manupali River: Hydrology and Tributaries in Bukidnon
The Manupali River is a major tributary of the Pulangi River in central Bukidnon, Mindanao, Philippines.
Sapang Baho River: Hydrology, Pollution and the Manggahan Floodway
The Sapang Baho River in Rizal and Marikina, a tributary of Laguna de Bay, noted for severe pollution and altered course.
Buluan River: Hydrology and Course in Mindanao
The Buluan River is a black river in Maguindanao del Sur and Sultan Kudarat, Mindanao, flowing into the Liguasan Marsh.
Mangangate River: Hydrology and Drainage in Muntinlupa
Overview of the Mangangate River in Muntinlupa, a tributary of Laguna de Bay with specific hydrological characteristics.
Estero de Sunog Apog: Hydrology and Historical Geography in Manila
Overview of the Estero de Sunog Apog, a historic rivulet in Manila that delineated precolonial polities and now forms part of the city's leg...