The Largest Man-Made Lake

Updated February 23, 2017 | Factmonster Staff

The Question:

What is the world's largest man-made lake?

The Answer:

At 204,800,000,000 cubic meters, Owen Falls in Uganda is the largest. That is, if you're curious, about 45 trillion gallons. For comparison, the lake behind Hoover Dam on the Nevada-Arizona border holds only 35,154,000,000 cubic meters of water.

-The Fact Monster

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