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{|class="wikitable"
{|class="wikitable"
|+
|+
|-
|-
!Installation type
!Installation type
!Depth to high water or bedrock (m)<ref>Minimum depth between the base of the facility and the elevation of the seasonally high water table or top of bedrock</ref>
!Depth to high water or bedrock (m)<sup>i</sup>
!Ratio of impervious drainage area to <br>permeable facility footprint area
!Ratio of impervious drainage area to <br>permeable facility footprint area
!Native soil infiltration rate (mm/hr)<ref>Infiltration rate estimates based on measurements of hydraulic conductivity under field saturated conditions at the proposed location and depth of the practice</ref>
!Native soil infiltration rate (mm/hr)<sup>ii</sup>
!Head (m)<ref>Vertical distance between the inlet and outlet of the LID practice</ref>
!Head (m)<sup>iii</sup>
!Space % <ref>Percent of open pervious land on the site that is required for the LID practice</ref>
!Space %<sup>iv</sup>
!Slope % <ref>Slope at the LID practice location</ref>
!Slope %<sup>v</sup>
!Applicable in pollution hotspots <ref>Suitable in pollution hot spots or runoff source areas where land uses or activities have the potential to generate highly contaminated runoff</ref>
!Applicable in pollution hotspots<sup>vi</sup>
!Set backs
!Set backs
![[Karst]]<ref>Suitability in areas of karst geologic formations</ref>
!Karst<sup>vii</sup>
!Wellhead protection area<ref>| Drinking Water Source Protection wellhead protection area time of travel</ref>
!Wellhead protection area<sup>viii</sup>| Drinking Water Source Protection wellhead protection area time of travel
|-
|-
|'''[[Rain barrels]]'''
|'''[[Rain barrels]]'''
|Not a constraint
|Not a constraint
||Not applicable||Not a constraint||1||0 to 1||NA||Yes||None||Yes||None
||Not applicable||Not a constraint||1||0||NA||Yes||None||Yes||None
|-
|-
|'''[[rainwater harvesting|Cisterns]]'''
|'''[[rainwater harvesting|Cisterns]]'''
|'''[[Infiltration trenches]] or [[Infiltration chambers]]'''
|'''[[Infiltration trenches]] or [[Infiltration chambers]]'''
|1
|1
|5:1 to 20:1||Not a constraint||1 to 2||0||<15 %||No||4m- Building Foundation<br>Underground Utilities, Trees,<br>Drinking Water Wellhead<br>Protection Areas||No||2 yr
|5:1 to 20:1||Not a constraint||1 to 2||0 to 1||<15 %||No<sup>ix</sup>||4m- Building Foundation<br>Underground Utilities, Trees,<br>Drinking Water Wellhead<br>Protection Areas||No||2 yr
|-
|-
|'''[[Bioretention]]'''
|'''[[Bioretention]]'''
|1 (infiltrating); Not a constraint (non-infiltrating)
|1 (infiltrating); Not a constraint (non-infiltrating)
|5:1 to 15:1||Decompaction and [[Underdrain|underdrain]] recommended<br>if < 15 mm/hr (infiltrating)||1 to 2||5 to 10||0 to 2||No (infiltrating); Yes (non-infiltrating)||4m- Building Foundation<br>Underground Utilities, Trees,<br>Drinking Water Wellhead<br>Protection Areas||No (infiltrating); Yes (non-infiltrating)||2 yr (infiltrating); None (non-infiltrating)
|5:1 to 15:1||Decompaction and [[Underdrain|underdrain]] recommended<br>if < 15 mm/hr (infiltrating)||1 to 2||5 to 10||0 to 2||No (infiltrating)<sup>ix</sup>; Yes (non-infiltrating)||4m- Building Foundation<br>Underground Utilities, Trees,<br>Drinking Water Wellhead<br>Protection Areas||No (infiltrating); Yes (non-infiltrating)||2 yr (infiltrating); None (non-infiltrating)
|-
|-
|'''[[Stormwater planters]]'''
|'''[[Stormwater planters]]'''
|Not a constraint
|Not a constraint
|5:1||Not a constraint||1 to 2||2 to 5||0 to 2||No (infiltrating); Yes (non-infiltrating)||Building Foundation, Trees||No (infiltrating); Yes (non-infiltrating)||2 Yr (infiltrating); None (non-infiltrating)
|5:1||Not a constraint||1 to 2||2 to 5||0 to 2||No (infiltrating)<sup>ix</sup>; Yes (non-infiltrating)||Building Foundation, Trees||No (infiltrating); Yes (non-infiltrating)||2 Yr (infiltrating); None (non-infiltrating)
|-
|-
|'''[[Vegetated filter strips]]'''
|'''[[Vegetated filter strips]]'''
|Not a constraint
|Not a constraint
|4:1 or less||Decompaction if < 15 mm/hr||0 to 1||15 to 20||1 to 5||No||None||Yes||None
|4:1 or less||Decompaction if < 15 mm/hr||0 to 1||15 to 20||1 to 5||No<sup>ix</sup>||None||Yes||None
|-
|-
|'''[[Permeable pavements]]'''
|'''[[Permeable pavements]]'''
|1 (infiltrating); Not applicable (non-infiltrating)
|1 (infiltrating); Not applicable (non-infiltrating)
|0 to 1:1||[[Underdrain]] recommended <br> if < 15 mm/hr (infiltrating)||0.5 to 1||50 to 100||1 to 5||No (infiltrating); Yes (non-infiltrating)||4m-Underground Utilities<br>Drinking Water Wellhead<br>Protection Areas||No (infiltrating); Yes (non-infiltrating)||2 Yr (infiltrating); None (non-infiltrating)
|0 to 1:1||[[Underdrain]] recommended <br> if < 15 mm/hr (infiltrating)||0.5 to 1||0||1 to 5||No (infiltrating)<sup>ix</sup>; Yes (non-infiltrating)||4m-Underground Utilities<br>Drinking Water Wellhead<br>Protection Areas||No (infiltrating); Yes (non-infiltrating)||2 Yr (infiltrating); None (non-infiltrating)
|-
|-
|'''[[Enhanced swales]] (featuring check dams)'''
|'''[[Enhanced swales]] (featuring check dams)'''
|1
|1
|5:1 to 10:1||Decompaction if < 15 mm/hr||1 to 3||5 to 15||0.5 to 6||No||4m- Building Foundation<br>Underground Utilities||No||2 Yr
|5:1 to 10:1||Decompaction if < 15 mm/hr||1 to 3||5 to 15||0.5 to 6||No<sup>ix</sup>||4m- Building Foundation<br>Underground Utilities||No||2 Yr
|-
|-
|'''[[Bioswales]] (Dry swales)'''
|'''[[Bioswales]] (Dry swales)'''
|1 (infiltrating); Not applicable (non-infiltrating)
|1 (infiltrating); Not applicable (non-infiltrating)
|5:1 to 15:1||Decompaction and [[Underdrain|underdrain]] recommended <br> if < 15 mm/hr (infiltrating)||1 to 3||5 to 10||0.5 to 6||No (infiltrating); Yes (non-infiltrating)||4m (3m if impermeable liner<br>is used) Building foundation,<br> Underground utilities,<br> Drinking Water Wellhead Protection Areas||No (infiltrating); Yes (non-infiltrating)||2 Yr (infiltrating); None (non-infiltrating)
|5:1 to 15:1||Decompaction and [[Underdrain|underdrain]] recommended <br> if < 15 mm/hr (infiltrating)||1 to 3||5 to 10||0.5 to 6||No (infiltrating)<sup>ix</sup>; Yes (non-infiltrating)||4m (3m if impermeable liner<br>is used) Building foundation,<br> Underground utilities,<br> Drinking Water Wellhead Protection Areas||No (infiltrating); Yes (non-infiltrating)||2 Yr (infiltrating); None (non-infiltrating)
|-
|-
|'''[[Exfiltration trenches]]'''
|'''[[Exfiltration trenches]]'''
|1
|1
|5:1 to 10:1||Not a constraint||1 to 3||0||< 15%||No||4m- Building Foundation<br>Underground Utilities, Trees,<br>Drinking Water Wellhead<br>Protection Areas||No||2 Yr
|5:1 to 10:1||Not a constraint||1 to 3||0||< 15%||No<sup>ix</sup>||4m- Building Foundation<br>Underground Utilities, Trees,<br>Drinking Water Wellhead<br>Protection Areas||No||2 Yr
|-
|-
|'''[[Stormwater Tree Trenches|Stormwater tree trenches]]'''
|'''[[Stormwater Tree Trenches|Stormwater tree trenches]]'''
|1
|1
|5:1 to 10:1||[[Underdrain]] recommended<br>if < 15 mm/hr||1 to 2||5 to 15||0 to 2||No||4m- Building Foundation<br>Underground Utilities, <br>Drinking Water Wellhead<br>Protection Areas||No||2 yr
|5:1 to 15:1||[[Underdrain]] recommended<br>if < 15 mm/hr||1 to 2||5 to 10||0 to 2||No<sup>ix</sup>||4m- Building Foundation<br>Underground Utilities, <br>Drinking Water Wellhead<br>Protection Areas||No||2 yr
|}
{| style="width: 900px;"
!+ style="text-align: left;" |'''Notes'''
|-
|<sup>i</sup> <small>Minimum depth between the base of the facility and the elevation of the seasonally high water table or top of bedrock</small>
|-
|<sup>ii</sup> <small>Infiltration rate estimates based on measurements of hydraulic conductivity under field saturated conditions at the proposed location and depth of the practice</small>
|-
|<sup>iii</sup> <small> Vertical distance between the inlet and outlet of the LID practice</small>
|-
|<sup>iv</sup> <small>Percent of open pervious land on the site that is required for the LID practice</small>
|-
|<sup>v</sup> <small>Slope at the LID practice location </small>
|-
|<sup>vi</sup> <small>Suitable in pollution hot spots or runoff source areas where land uses or activities have the potential to generate highly contaminated runoff</small>
|-
|<sup>vii</sup> <small>Suitability in areas of karst geologic formations</small>
|-
|<sup>viii</sup> <small>Drinking Water Source Protection wellhead protection area time of travel</small>
|-
|<sup>ix</sup> <small>May be allowed under special circumstances and if appropriate mitigation actions are taken - please contact your local Source Protection Region (SPR) or Source Protection Area (SPA) for further information. You can find your associated [https://conservationontario.ca/fileadmin/pdf/conservation_authorities_section/SWPSouthernON_EN.pdf SPR/SPA based on your location here] and then visit their [https://conservationontario.ca/conservation-authorities/source-water-protection/source-protection-plans-and-resources site here]</small>
|}