Changes

|Infiltration trench<ref>SWAMP, 2002, Performance Assessment of a Swale Perforated Pipe Stormwater Infiltration System, TRCA, Toronto Ontario</ref>||2 years||Silty sand with clayey silt deposits||4:1 (approx.)||1||89

|Infiltration trench<ref>SWAMP, 2002, Performance Assessment of a Swale Perforated Pipe Stormwater Infiltration System, TRCA, Toronto Ontario</ref>||2 years||Silty sand with clayey silt deposits||4:1 (approx.)||1||89

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|Permeable pavement + bioretention<ref>CVCa</ref>||4 years||Clayey silt on silt till||6:1 (approx.)||0.2-0.3 (approx.)||80

|Permeable pavement + bioretention<ref>Credit Valley Conservation, 2016, Elm Drive Low Impact Development Infrastructure Performance and Risk Assessment Technical Report, Mississauga Ontario</ref>||4 years||Clayey silt on silt till||6:1 (approx.)||0.2-0.3 (approx.)||80

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|Bioretention<ref>CVCb</ref>||3 years||Silty clay||10:1 (approx.)||0.02||92

|Bioretention<ref>Credit Valley Conservation, 2016, Lakeview Low Impact Development Infrastructure Performance and Risk Assessment Technical Report, Mississauga Ontario</ref>||3 years||Silty clay||10:1 (approx.)||0.02||92

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|Bioretention<ref>CVCc</ref>||3 years||Silty clay fill over clay till||30:1||0.025||72

|Bioretention<ref>Credit Valley Conservation, 2016, IMAX Low Impact Development Infrastructure Performance and Risk Assessment Technical Report, Mississauga Ontario</ref>||3 years||Silty clay fill over clay till||30:1||0.025||72

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|Permeable pavement<ref>CVCd</ref>||3 years||Silty clay fill over clay till||1:1||0.025||49

|Permeable pavement<ref>Credit Valley Conservation, 2016, IMAX Low Impact Development Infrastructure Performance and Risk Assessment Technical Report, Mississauga Ontario</ref>||3 years||Silty clay fill over clay till||1:1||0.025||49

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<nowiki>*</nowiki>Represents depth of sump below underdrain or outflow pipe.  In some cases, a flow control device was installed to slow outflow rates and enhance infiltration

<nowiki>*</nowiki>Represents depth of sump below underdrain or outflow pipe.  In some cases, a flow control device was installed to slow outflow rates and enhance infiltration