![1.jpg](https://steemitimages.com/DQmXrcZVS65D3XbTjv3QBNcdDDstVaeNqKdffwDsSNpTycQ/1.jpg)

Not only is The Great Slave Lake the 10th largest lake in the-world, it's also North America's deepest lake reaching 614 meters in depth, and the 2nd largest lake in the Northwest Territories of Canada. The lake is 480 km long, ranges from 19 to 109 km wide, and covers a surface-area of 28,930 square kilometers. The Hay River is the Primary inflow, while the main outflow is the Mackenzie River. Situated far north at a surface elevation of at around 156 meters, the Great Slave Lake’s surface is frozen through much of the year.

source by http://www.worldatlas.com/articles/10-largest-lakes-in-the-world.html