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  2. Hydrologic unit system (United States) - Wikipedia

    en.wikipedia.org/wiki/Hydrologic_unit_system...

    The 10-digit watersheds were delineated to be between 40,000 and 250,000 acres in size, and the 12-digit subwatersheds between 10,000 and 40,000 acres. [5] In addition to the hydrologic unit codes, each hydrologic unit was assigned a name corresponding to the unit's principal hydrologic feature or to a cultural or political feature within the ...

  3. Magat Dam - Wikipedia

    en.wikipedia.org/wiki/Magat_Dam

    Magat Dam is a large rock-fill dam in the island of Luzon in the Philippines. The dam is located along the Magat River, a major tributary of the Cagayan River. The construction of the dam started in 1975 and was completed in 1982. It is one of the largest dams in the Philippines.

  4. Watershed delineation - Wikipedia

    en.wikipedia.org/wiki/Watershed_delineation

    Watershed delineation is the process of identifying the boundary of a watershed, also referred to as a catchment, drainage basin, or river basin.It is an important step in many areas of environmental science, engineering, and management, for example to study flooding, aquatic habitat, or water pollution.

  5. Lumot Lake - Wikipedia

    en.wikipedia.org/wiki/Lumot_Lake

    Lumot Lake, also known as Sierra Lake, is a man-made water reservoir located in the towns of Cavinti and Lumban of Laguna province, in the Sierra Madre Mountains of the Philippines. The lake was created when Lumot Dam , an embankment dam , was constructed damming the Lumot River, creating an auxiliary water reservoir for Lake Caliraya as part ...

  6. Pulangi River - Wikipedia

    en.wikipedia.org/wiki/Pulangi_River

    The Pulangi IV Hydroelectric Plant watershed (also known as the Upper Pulangi Watershed) is the second largest watershed in the Philippines, covering an area of around 1.8 Million hectares. [3] It has ten catchments and covers the cities and municipalities of Impasugong , Cabanglasan , San Fernando , Lantapan , Maramag , Quezon , Valencia City ...

  7. Water supply and sanitation in the Philippines - Wikipedia

    en.wikipedia.org/wiki/Water_supply_and...

    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 ...

  8. Lake Sebu (municipality) - Wikipedia

    en.wikipedia.org/wiki/Lake_Sebu_(municipality)

    Poverty incidence of Lake Sebu 10 20 30 40 50 60 70 2006 55.10 2009 52.83 2012 63.47 2015 64.00 2018 49.30 2021 42.12 Source: Philippine Statistics Authority The economy is based on aquaculture of Tilapia grown in large fish cages floating in the lake. More than one half of the land around the lake is cultivated for agriculture. The Philippine government is also trying to promote ecotourism in ...

  9. Lake Sebu - Wikipedia

    en.wikipedia.org/wiki/Lake_Sebu

    The Department of Tourism and the local government unit of Lake Sebu has promoted the lake as one of the prime eco-tourism destinations in the municipality. The Mindanao Development Authority is closely coordinating with the DOT in the development and enhancement of Lake Sebu, as it is also identified as one of the priority sites under the BIMP-EAGA Tourism cluster.