Magat River

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Magat River
Ilog ng Magat
Country Philippines
Region Cagayan Valley
Source Source of the Magat River
 - location Cordillera Central Mountains
Mouth Confluence of Magat River with Cagayan River in Gamu, Isabela
 - elevation 0 m (0 ft)
 - coordinates 17°02′27″N 121°49′43″E / 17.040880°N 121.828583°E / 17.040880; 121.828583Coordinates: 17°02′27″N 121°49′43″E / 17.040880°N 121.828583°E / 17.040880; 121.828583
Length 150 km (93.21 mi)
Basin 5,110 km2 (1,972.98 sq mi)
Discharge for Cagayan River
 - average 9,808,000 m3/s (346,366,251.20 cu ft/s)

Magat River is a river in the Philippine island of Luzon. It is the largest tributary of Cagayan River, the longest and largest river system in the country, with an estimated drainage area of 5, 110 km²,[1] roughly twenty percent of the total drainage area of the river.

Magat River Integrated Irrigation System[edit]

The Magat River Integrated Irrigation System Project, started by the National Irrigation Administration in the 1960s, is one of the Philippine's largest irrigation projects with hydroelectric power generation capacity. Its total cost amounted to US$500 million.[2]

The project is made up of the Magat reservoir, three diversion dams, a large number of irrigation canals and three pumping stations to supply irrigation water for an area of about 97,400 hectares (241,000 acres). It is also includes hydroelectric power plants; 360 MW at Magat reservoir, 6,000 kW at Baligatan and 2,500 kW Magat mini-hydroelectric power pants in Maris main canal.

See also[edit]


  1. ^ "Cagayan River - Present River Conditions". Department of Public Works and Highways. Retrieved 2008-10-24. 
  2. ^ "Magat River". National Water Information Network. Retrieved 2008-10-24. [dead link]