Retention ponds why do we need them? My sub-division has two. Can’t the water just get drained to the river?

Question

Retention ponds why do we need them? My sub-division has two. Can’t the water just get drained to the river?

In: Engineering

Answer 1

There is also a “detention” pond.

At a super high level, a “retention” pond should always have some level of water in it.

A “detention” pond is meant to eventually dry up between the rains.

These two types filter and dispense with the water in different ways.

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