The Laoag-Vintar Irrigation System (LVIS), a government-owned system, serves the areas of Laoag City and the municipality of Vintar in Ilocos Norte, Philippiness. It is bounded by the Vintar-Bacarra River …
The Nazareno-Gamutan system is a communal irrigation system that appropriates water for rice cultivation in Misamis Occidental Province, Philippines. It is composed of canals that deliver water from the Langaran …