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Content here about retention and detention in landscape depressions.   
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Also known as infiltration basins.
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==Overview==
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Dry ponds are recommended as flood control structures to accommodate occasional excess overflow downstream of other structural BMPs. They should be integrated into the landscape as useful, accessible public space.  
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==Design==
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The surface storage volume of a dry pond is simply determined:
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<math>A_{pond}=\frac{\left (RVC_T\times A_{catchment}\right)}{\left ( q\times t_{drawdown}\right )}</math>
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[[Flood control]]
 
[[Flood control]]
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