Tai Lam Chung Reservoir is a reservoir

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...

 in Tai Lam Country Park

Tai Lam Country Park

Tai Lam Country Park , established on 23 February 1979, is a country park located in the Tai Lam, at the south of Yuen Long and east of Tuen Mun, in the western New Territories of Hong Kong. This country park has an area of 54 km².-Highlights:...

, Tai Lam Chung, Tuen Mun

Tuen Mun

Tuen Mun is a town near the mouth of Tuen Mun River and Castle Peak Bay in the New Territories, Hong Kong. It was one of the earliest settlements in Hong Kong which can be dated back to the Neolithic period. In the more recent past, it was home to many Tanka fishermen who gathered at the Castle...

, New Territories

New Territories

New Territories is one of the three main regions of Hong Kong, alongside Hong Kong Island and the Kowloon Peninsula. It makes up 86.2% of Hong Kong's territory. Historically, it is the region described in The Convention for the Extension of Hong Kong Territory...

, Hong Kong

Hong Kong

Hong Kong is one of two Special Administrative Regions of the People's Republic of China , the other being Macau. A city-state situated on China's south coast and enclosed by the Pearl River Delta and South China Sea, it is renowned for its expansive skyline and deep natural harbour...

. It is the first reservoir built in Hong Kong after the Second World War. Formed by a main 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...

across the Tai Lam Chung Valley, the construction work of the reservoir commenced in 1952 and was completed in 1957. Its water storage capacity is about 20 million cubic metres.