What lake in B.C is manmade and why?

http://en.wikipedia.org/wiki/Buntzen_Lake

Why is Buntzen lake manmade?

Read the article; it tells why it's manmade.

It only tells how it got its name

From the Wikipedia article:

"Buntzen lake used to be named Trout Lake, and was also called Lake Beautiful[3], and was renamed to Buntzen Lake in 1905 at the opening of the tunnel to Coquitlam Lake.[4]

In 1903 the lake was used to power Vancouver's first hydroelectric power station. "

The lake you are referring to is likely the Williston Lake, also known as the W.A.C. Bennett Reservoir. It is the largest lake in British Columbia and is manmade, created by the construction of the W.A.C. Bennett Dam on the Peace River.

To find this information, you can follow these steps:

1. Start by searching for "manmade lakes in British Columbia" in a search engine such as Google. This will provide you with a list of manmade lakes in the province.
2. Look for information specifically about B.C. lakes that are manmade. One of the top results should mention Williston Lake as the largest manmade lake in the province.
3. Click on links that provide more details about Williston Lake, such as government websites or articles.
4. Read the information provided, which will explain that Williston Lake was created by the construction of the W.A.C. Bennett Dam on the Peace River.

By following these steps, you can verify that Williston Lake is the manmade lake in British Columbia created for specific purposes.