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Retention pond



What is the period of time that a retention pond is intended to hold a specific amount of water?

A. 3 days
B. 5 days
C. drawdown period calculation required
D. indefinite

AnswerD. indefinite. By contrast, a detention pond is a temporary holding area, controlling flooding until the water slowly drains to another location.
ARE 4.0 exam prep: SPD

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