{"id":16048,"key":"Retention_basin","title":"Retention basin","latest":{"id":1224764,"timestamp":"2026-01-09T01:32:22Z"},"content_model":"wikitext","license":{"url":"https://www.appropedia.org/Appropedia:Copyrights","title":"CC-BY-SA-4.0"},"source":"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\n\nA '''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.\n\nA [[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.\n\n== See also ==\n\n* Absorption well\n* [[Groundwater recharge]]\n\n{{Page data\n| license = CC-BY-SA-3.0\n| description = Retention basins are explained on Appropedia, showing how they manage runoff and prevent floods. Learn the basics.\n}}\n\n[[Category:Stormwater]]\n[[Category:Swales]]\n[[Category:Water]]"}