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Revision as of 19:36, 9 August 2019
Typical BMP TSS and TP removal rates from Minnesota Stormwater Manual
Link to this table
| BMP type | Typical pollutant removal rate (%) | |
|---|---|---|
| TSS | TP | |
| Biofiltration | 80 | [1] |
| Sand filter | 85 | 50 |
| Iron enhanced sand filter | 85 | 77 |
| Dry swale | 68 | [2] |
| Constructed wet ponds | 84 | 50 |
| Constructed wetlands | 73 | 38 |
| Permeable pavement | 74 | 45 |
| Green roof | 85 | 0 |