How many Olympic swimming pools pour over Niagara Falls in one hour?

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The answer

3,456 pools

About 3,500 pools. Almost one every second.

How to get there

1. 2,400 m³ per second × 3,600 seconds = 8.64 million m³
2. ÷ 2,500 m³ per pool
3. ≈ 3,456 pools

Source: Wikipedia: Niagara Falls, average flow 2,400 m³/s; Olympic pool 2,500 m³

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