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The La Mesa Watershed Reservation is a protected area that preserves the only major watershed in Metro Manila, Philippines.Also known as the Novaliches Watershed, it contains the last remaining rainforest of its size in Metro Manila surrounding the La Mesa Dam and Reservoir, the primary source of potable drinking water for 12 million residents in the Manila metropolitan area. [1]
Angat Hydropower Corporation. The Angat Watershed Forest Reserve is a conservation area that protects the drainage basin in the southern Sierra Madre range north of Metro Manila in the Philippines where surface water empties into the Angat River and its distributaries. It is spread over an area of 62,309 hectares (153,970 acres) in the eastern ...
The Metropolitan Waterworks and Sewerage System [1] (Tagalog: Pangasiwaan ng Tubig at Alkantarilya sa Kalakhang Maynila), [5] formerly known as the National Waterworks and Sewerage System Authority (NAWASA), is the government agency that is in charge of water privatization in Metro Manila and nearby provinces of Cavite and Rizal in the Philippines.
Flood control (or flood mitigation, protection or alleviation) methods are used to reduce or prevent the detrimental effects of flood waters. [1][2] Flooding can be caused by a mix of both natural processes, such as extreme weather upstream, and human changes to waterbodies and runoff. Flood control methods can be either of the structural type ...
An inverted arch is a rounded structure with its crown facing in the downward position. This is a common term in structural architect drawings. [3] Invert Level is found through measuring the distance from the lowest level of a pipe, to a fixed datum. [4] A pipe laser, or another vertical distance measuring device is most commonly used for this.
Agricultural water management in the Philippines is primarily focused on irrigation. The country has 3.126 million hectares of irrigable land, 50% (1.567 million hectares) of which already has irrigation facilities. 50% of irrigated areas are developed and operated by the government through the National Irrigation System (NIS). 36% is developed by the government and operated by irrigators ...
Iligan Bay. • average. 10 m 3 /s (350 cu ft/s) The Agus River is a river that flows for 36.5 kilometres (22.7 mi) [1][2] from Lake Lanao to Iligan Bay, Philippines. It cuts through the provinces of Lanao del Sur and Lanao del Norte. Settlements along the banks of the river include the city of Marawi, the municipality of Linamon, and the city ...
Sustainable drainage system. Retention ponds such as this one in Dunfermline, Scotland, are considered components of a sustainable drainage system. Sustainable drainage systems (also known as SuDS, [1] SUDS, [2][3] or sustainable urban drainage systems[4]) are a collection of water management practices that aim to align modern drainage systems ...