Lake Monowai is a large lake

Lake

A lake is a body of relatively still fresh or salt water of considerable size, localized in a basin, that is surrounded by land. Lakes are inland and not part of the ocean and therefore are distinct from lagoons, and are larger and deeper than ponds. Lakes can be contrasted with rivers or streams,...

 (31 km²) in the southern part of Fiordland National Park

Fiordland National Park

Fiordland National Park occupies the southwest corner of the South Island of New Zealand. It is the largest of the 14 national parks in New Zealand, with an area of 12,500 km², and a major part of the Te Wahipounamu World Heritage site...

, in New Zealand

New Zealand

New Zealand is an island country in the south-western Pacific Ocean comprising two main landmasses and numerous smaller islands. The country is situated some east of Australia across the Tasman Sea, and roughly south of the Pacific island nations of New Caledonia, Fiji, and Tonga...

's South Island

South Island

The South Island is the larger of the two major islands of New Zealand, the other being the more populous North Island. It is bordered to the north by Cook Strait, to the west by the Tasman Sea, to the south and east by the Pacific Ocean...

, 120 kilometres northwest of Invercargill

Invercargill

Invercargill is the southernmost and westernmost city in New Zealand, and one of the southernmost cities in the world. It is the commercial centre of the Southland region. It lies in the heart of the wide expanse of the Southland Plains on the Oreti or New River some 18 km north of Bluff,...

. At an altitude of 180 metres in a long curved valley

Valley

In geology, a valley or dale is a depression with predominant extent in one direction. A very deep river valley may be called a canyon or gorge.The terms U-shaped and V-shaped are descriptive terms of geography to characterize the form of valleys...

, the lake appears on map

Map

A map is a visual representation of an area—a symbolic depiction highlighting relationships between elements of that space such as objects, regions, and themes....

s shaped like a letter "U". The western part of the lake is set in beautiful mountain

Mountain

Image:Himalaya_annotated.jpg|thumb|right|The Himalayan mountain range with Mount Everestrect 58 14 160 49 Chomo Lonzorect 200 28 335 52 Makalurect 378 24 566 45 Mount Everestrect 188 581 920 656 Tibetan Plateaurect 250 406 340 427 Rong River...

ous country. It is drained in the northeast by the short Monowai River

Monowai River

The Monowai River is a river in New Zealand, draining Lake Monowai into the Waiau River and feeding the Monowai Power Station.-References:...

, which enters the Waiau River

Waiau River, Southland

Waiau River is the largest river in the Southland Region of New Zealand. It is the outflow of Lake Te Anau, flowing from it into Lake Manapouri 10 kilometres to the south, and from there flows south for 70 kilometres before reaching the Foveaux Strait eight kilometres south of Tuatapere...

 eight kilometres to the northeast.

Power station

One of the South Island

South Island

The South Island is the larger of the two major islands of New Zealand, the other being the more populous North Island. It is bordered to the north by Cook Strait, to the west by the Tasman Sea, to the south and east by the Pacific Ocean...

's oldest 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...

 stations is powered by the waters of the Monowai. It is located at the junction of the Waiau and Monowai Rivers and was opened in 1925.

Plans to raise the level of the lake to create more hydroelectric power were shelved by the Labour

New Zealand Labour Party

The New Zealand Labour Party is a New Zealand political party. It describes itself as centre-left and socially progressive and has been one of the two primary parties of New Zealand politics since 1935....

 government of Norman Kirk

Norman Kirk

Norman Eric Kirk was the 29th Prime Minister of New Zealand from 1972 until his sudden death in 1974. He led the Parliamentary wing of the New Zealand Labour Party from 1965 to 1974. He was the fourth Labour Prime Minister of New Zealand, but the first to be born in New Zealand...

 in the 1970s, and an independent body, the Guardians of Lake Manapouri, Monowai, and Te Anau was created to oversee management of the lake levels (more information at Manapouri Power Station

Manapouri Power Station

Manapouri Power Station is an underground hydroelectric power station on the western arm of Lake Manapouri in Fiordland National Park, in the South Island of New Zealand...

).