Difference between revisions of "Stormwater filtration BMPs - treatment properties"
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Revision as of 18:25, 19 March 2018
Stormwater filtration BMPs - treatment properties
Link to this table
| Stormwater BMP | Illustration | Pollutant Removal Mechanism | Location in Treatment Train | Pollutant Removal 1 | Potential Application | |
|---|---|---|---|---|---|---|
| Dry swale or step pool | 
 |
Sedimentation / Infiltration | Throughout |
|
|
|
| Wet swale |  |
Sedimentation / Transpiration | Throughout |
|
|
|
| Biofiltration Basin |  |
Sedimentation / Filtration | Beginning |
|
|
|
| Permeable pavement with underdrain |  |
Filtration | Beginning |
|
|
|
| Tree Trench/Tree Box (with underdrain) |  |
Filtration, Transpiration | Throughout |
|
|
|
| Media filter (sand filter) |
|
|
||||
| Green roof |  |
Filtration | Throughout |
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|
12 Low = < 30%; Medium = 30‐65%; High = 65‐100%
2Some media mixes can leach phosphorus.