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<h3>Sizing</h3>
==Design==
==Design==
===Sizing===
The surface storage volume of a dry pond (''A<sub>p</sub>'') is simply determined:
The surface storage volume of a dry pond (''A<sub>p</sub>'') is determined:
<math>A_{p}=\frac{RVC_T\times A_{c}}{q\times t_{drawdown}}</math>
<math>A_{p}=\frac{RVC_T\times A_{c}}{q\times t_{drawdown}}</math>
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*''RVC<sub>T</sub>'' = [[Runoff volume control target]] (mm)
*''RVC<sub>T</sub>'' = [[Runoff volume control target]] (mm)
*''A<sub>c</sub>'' = Area of the catchment (m<sup>2</sup>)
*''A<sub>c</sub>'' = Area of the catchment (m<sup>2</sup>)
*''q'' = infiltration rate (mm/hr)
*''f''' = design infiltration rate (mm/hr)
*''t'' = [[drawdown time]] (hrs)}}
*''t'' = [[drawdown time]] (hrs)}}