Sibalom River
The Sibalom River is the longest river in the province of Antique in Panay island Philippines. With a total length of and a drainage basin covering, it is the largest river system in Antique and fourth longest in Panay after the Panay River, Jalaur River, and Aklan River. It is located in Sibalom and San Remigio. Along with its main tributaries the Mao-it River and Tipulu-an River, it forms the Tipulu-an and Mao-it River Watershed Forest Reserve which was proclaimed a natural park on April 23, 2000.
The Sibalom River has four main tributaries by length: the Tipulu-an River 33 km, Maninila River 31 km, Mao-it River 15.8 km and Cansilayan River 12.5 km. The river's watershed is considered one of the last remaining lowland rainforests on Panay.
Tributaries
The tributaries of the Sibalom River by length are as follows:- Tipulu-an River – 33 km
- Maninila River – 31 km
- Mao-it River – 15.8 km
- Cansilayan River – 12.5 km