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[[file:Hydraulic radius.png|thumb|Three footprint areas of 9 m<sup>2</sup>.<br>From left to right x = 12 m, x = 20 m]]
→Time to drain the storage reservoir
==Time to drain the storage reservoir==
==Time to drain the storage reservoir==
The target [[drainage time]] for the active storage reservoir depth of an infiltration facility is typically between 48 and 72 hours or based on the average inter-event period for the location. Contact the local municipality or conservation authority for criteria. See [[Drainage time]] for more information about how inter-event periods vary across Ontario and to help select what is suitable for the site. <br>
The target [[drainage time]] for the active storage reservoir depth of an infiltration facility is typically between 48 and 72 hours or based on the average inter-event period for the location. Contact the local municipality or conservation authority for criteria. See [[Drainage time]] for more information about how inter-event periods vary across Ontario and to help select what is suitable for the site. <br>
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