Lake Pukaki is one of the stunning glacial lakes situated in the South Island of New Zealand. Here are some key features and information about Lake Pukaki:

1. Location: Lake Pukaki is located in the Canterbury region of the South Island, near the town of Twizel. It lies within the Mackenzie Basin, an area known for its remarkable landscapes.
2. Size: The lake covers an area of approximately 178 square kilometers (69 square miles), making it the largest of the three parallel lakes in the region, known as the “Three Lakes of the Mackenzie Basin.”
3. Color: Lake Pukaki is renowned for its vibrant turquoise or milky-blue color, which is attributed to the finely ground rock particles, known as glacial flour, suspended in the water. The lake’s color is especially pronounced on sunny days.
4. Glacial Origin: The lake is of glacial origin, formed by the retreat of glaciers during the last Ice Age. The surrounding landscape bears the unmistakable marks of glacial activity.
5. Mount Cook / Aoraki: Lake Pukaki offers stunning views of New Zealand’s highest peak, Mount Cook (Aoraki in Māori). On clear days, the reflection of Mount Cook in the lake creates a breathtaking panorama.
6. Hydroelectric Power: The lake is part of the Waitaki hydroelectric scheme, which harnesses the power of several lakes and rivers in the region to generate electricity. The waters of Lake Pukaki are used to feed the Pukaki Canal, which directs water to the nearby hydroelectric power stations.
7. Tourism: Lake Pukaki is a popular destination for tourists and photographers. The lake and its surroundings provide ample opportunities for outdoor activities such as hiking, birdwatching, and, of course, enjoying the stunning scenery.
8. Stargazing: The Mackenzie Basin, including Lake Pukaki, is renowned for its clear night skies. It is part of the Aoraki Mackenzie International Dark Sky Reserve, making it an excellent location for stargazing and astrophotography.
9. Accessibility: State Highway 8 runs along the eastern shore of Lake Pukaki, offering convenient access to viewpoints and recreational areas. The lake is approximately 260 kilometers (160 miles) southwest of Christchurch.

Lake Pukaki’s captivating color, framed by the Southern Alps and Mount Cook, makes it a must-visit destination for travelers exploring the scenic wonders of the South Island of New Zealand.