United States
The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country Continental United States, primarily located in North America. It consists of 50 U.S. state, states, a Washington, D.C., ...
territory of
Guam
Guam (; ch, Guåhan ) is an organized, unincorporated territory of the United States in the Micronesia subregion of the western Pacific Ocean. It is the westernmost point and territory of the United States (reckoned from the geographic cent ...
and it is a man made reservoir. It is located in the south of the island on the
Ordnance Annex
Ordnance Annex is a US naval base in the United States territory of Guam. It used to be known as Naval Magazine, Guam. The base is on the south-central section of the island. It occupies an area of .
The entirety of the man-made Fena Lake, wh ...
military installation, and is overlooked by the nearby peaks of Mounts Lamlam, Alifan and Jumullong Manglo. The lake's outflow is to the north-west, its waters eventually reaching the
Pacific Ocean
The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean (or, depending on definition, to Antarctica) in the south, and is bounded by the conti ...
Construction began in the late 1940s and the Fena Reservoir was completed in 1951. The purpose of the reservoir was to provide water for the citizens. The total cost of the project was $11 million U.S. dollars. An 85 foot tall dam was constructed by the
US Navy
The United States Navy (USN) is the maritime service branch of the United States Armed Forces and one of the eight uniformed services of the United States. It is the largest and most powerful navy in the world, with the estimated tonnage ...
.
The source of all drinking water on Guam is rain. Rain water also supplies all of the water for this reservoir.