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→Design
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|Treatment Volume
|Treatment Volume
|Provision of appropriate level of protection (Table 3.2)
|Provision of appropriate level of protection
|style="text-align: left|See Table 3.2
|style="text-align: left|See [[#Water volume storage requirements based on catchment type and receiving waters|below]]
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|-
|Active Storage
|Active Storage
|style="text-align: left|Minimum 7.5 m above maximum water quality/erosion control water level
|style="text-align: left|Minimum 7.5 m above maximum water quality/erosion control water level
|}
|}
===Water volume storage requirements based on catchment type and receiving waters<ref>Toronto and Region Conservation Authority (TRCA), and CH2M Hill Canada. 2018. Inspection and Maintenance Guide for Stormwater Management Ponds and Constructed Wetlands (T van Seters, L Rocha, and K Delidjakovva, Eds.).</ref>===
{| class="wikitable"
!rowspan=2|Performance level
!colspan=4|Storage volume (m<sup>3</sup>/Ha) required according to catchment impervious cover
|-
!35%
!55%
!70%
!85%
|-
|80 % TSS removal||80||105||120||140
|-
|70 % TSS removal||60||70||80||90
|-
|60 % TSS removal||60||60||60||60
|}
===Modeling===
===Modeling===