Lake Coleridge
| Lake Coleridge | |
|---|---|
| Whakamatau (Māori): 62, 64 | |
Lake Coleridge, looking northwest from the southern end | |
| Location | Selwyn District, Canterbury region, South Island |
| Coordinates | 43°17′S 171°30′E / 43.283°S 171.500°E |
| Primary inflows | Harper, Wilberforce, Acheron |
| Primary outflows | Rakaia River (via Coleridge Power Station) |
| Basin countries | New Zealand |
| Max. length | 11 km (6.8 mi) |
| Max. width | 4.8 km (3.0 mi) |
| Surface area | 47 km2 (18 sq mi) |
| Max. depth | 200 m (660 ft) |
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Lake Coleridge (Māori: Whakamatau) is in inland Canterbury, New Zealand's South Island. It is located 35 kilometres (22 mi) northwest of Methven and has a surface area of 47 square kilometres (18 sq mi). The lake is situated in an over-deepened valley formed by a glacier: 16 over 20,000 years ago in the Pleistocene era. It currently has no natural outflows. There is a small settlement at the lake.