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| Authors | Chris Watkins |
| Published | 2008 |
| License | CC BY-SA 4.0 |
| Quality |  Stub |
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| Cite as Chris Watkins (2021). "Retention basin". Appropedia. Retrieved 2021-10-21. | |
that is used to manage stormwater runoff to prevent flooding and downstream erosion, and improve water quality in an adjacent river, stream, lake or bay. Sometimes called
A retention basin, (or wet pond, or wet detention basin) it a kind of artificial lake used to manage stormwater runoff (peak flow management) to prevent flooding and downstream erosion, and improve water quality in the local water cycle.
A swale might be considered a small-scale, permaculture version of a retention basin, but the main purpose is groundwater recharge rather than peak flow management.