|
|
Line 14: |
Line 14: |
| <td>Dry swale or step pool</td> | | <td>Dry swale or step pool</td> |
| <td>[[file:Dry swale credit picture 1.jpg|100px|alt=image dry swale]]<br> | | <td>[[file:Dry swale credit picture 1.jpg|100px|alt=image dry swale]]<br> |
− | | + | <br> |
| + | <br> |
| [[File:Step pool schematic.png|100px|alt=step pool schematic]]</td> | | [[File:Step pool schematic.png|100px|alt=step pool schematic]]</td> |
| <td>Sedimentation / Infiltration</td> | | <td>Sedimentation / Infiltration</td> |
Revision as of 17:03, 14 March 2018
Stormwater filtration BMPs - treatment properties
Link to this table
Stormwater BMP |
Illustration |
Pollutant Removal Mechanism |
Location in Treatment Train |
Pollutant Removal 1,2 |
Potential Application 1 |
Dry swale or step pool |
|
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%