Angat Dam is a concrete

Concrete

Concrete is a composite construction material, composed of cement and other cementitious materials such as fly ash and slag cement, aggregate , water and chemical admixtures.The word concrete comes from the Latin word...

 water reservoir

Water reservoir

A reservoir , artificial lake or dam is used to store water.Reservoirs may be created in river valleys by the construction of a dam or may be built by excavation in the ground or by conventional construction techniques such as brickwork or cast concrete.The term reservoir may also be used to...

 embankment

Embankment dam

An embankment dam is a massive artificial water barrier. It is typically created by the emplacement and compaction of a complex semi-plastic mound of various compositions of soil, sand, clay and/or rock. It has a semi-permanent waterproof natural covering for its surface, and a dense, waterproof...

 hydroelectric

Hydroelectricity

Hydroelectricity is the term referring to electricity generated by hydropower; the production of electrical power through the use of the gravitational force of falling or flowing water. It is the most widely used form of renewable energy...

 dam

Dam

A dam is a barrier that impounds water or underground streams. Dams generally serve the primary purpose of retaining water, while other structures such as floodgates or levees are used to manage or prevent water flow into specific land regions. Hydropower and pumped-storage hydroelectricity are...

 that supplies the Manila metropolitan area

Metro Manila

Metropolitan Manila , the National Capital Region , or simply Metro Manila, is the metropolitan region encompassing the City of Manila and its surrounding areas in the Philippines...

 water. It was a part of the Angat-Ipo

Ipo Dam

Ipo Dam is a gravity concrete water reservoir dam found in the Philippines. The dam is located about 7.5 kilometers downstream of the Angat Dam in Norzagaray, Bulacan province. It was a part of the Angat-Ipo-La Mesa water system.-References:*...

-La Mesa water system. The reservoir supplies about 90 percent of raw water requirements for Metro Manila through the facilities of the Metropolitan Waterworks and Sewerage System and it irrigates about 28,000 hectares of farmlands in the provinces of Bulacan and Pampanga.

Note

The sum of both installed capacity. The main powerhouse has 200,000 kW (4 X 50,000 kW) installed capacity while the auxiliary powerhouse has 46,000 kW (3 X 6,000 kW, 1 x 10,000 kW, 1 x 18,000 kW) installed capacity.