Stormwater filtration BMPs - treatment properties

Stormwater filtration BMPs - treatment properties
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Stormwater BMP	Illustration	Pollutant Removal Mechanism	Location in Treatment Train	Pollutant Removal ^1,2	Potential Application ¹
Dry swale or step pool	[[File:Step pool schematic.png\|100px\|alt=step pool schematic	Sedimentation / Infiltration	Throughout	TSS: Medium TN: Low TP: Medium Chloride: Low Metals: Medium Oils and Grease: Low Pathogens: Low	Residential Commercial Industrial Highway/Road Recreational
Wet swale		Sedimentation / Transpiration	throughout	TSS: Medium TN: Low TP: Low Chloride: Low Metals: Low Oils and Grease: Low Pathogens: Low	Residential Commercial Industrial Highway/Road Recreation
Biofiltration Basin		Sedimentation / Filtration	Beginning	TSS: High TN: Low/Medium TP: Medium/High Chloride: Low Metals: High Oils and Grease: High	Residential: Yes Commercial: Yes Retrofit: Yes
Permeable pavement with underdrain		Filtration	Beginning	TSS: High TN: Medium/High TP: Medium/High Chloride: Low Metals: High Oils and Grease: High	Residential: Yes Commercial: Yes Ultra Urban: Yes Retrofit: Yes
Tree Trench/Tree Box (with underdrain)		Filtration, Transpiration	Throughout	TSS: High TN: Medium/High TP: Medium/High Chloride: Low Metals: High Oils and Grease: High Pathogens: High	Commercial: Yes Ultra Urban: Yes Retrofit: Yes
Green roof				TSS: High TN: Medium/High TP: Medium/High Chloride: Low Metals: High Oils and Grease: High Pathogens: High	Residential: Yes Commercial: Yes Ultra Urban: Yes Industrial: Yes Retrofit: Yes Highway/Road: No

¹ Treatment Capabilities and Potential Applications referenced from Manual Section BMP's for stormwater infiltration
² Low = < 30%; Medium = 30‐65%; High = 65‐100%