Difference between revisions of "Pollutant removal percentages for bioretention BMPs"
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<font size=1><sup>1</sup> Average of zinc and copper<br> | <font size=1><sup>1</sup> Average of zinc and copper<br> | ||
| − | <sup>2</sup> Assumed values based on filtering practice performance | + | <sup>2</sup> Assumed values based on filtering practice performance<br> |
<sup>3</sup>From the Minimal Impact Design Standards (MIDS) calculator, which assumes phosphorus in runoff is 55 percent particulate, 45 percent dissolved, and that removal efficiency is 45 percent for particulate fraction and 0 percent for dissolved fraction.</font size> | <sup>3</sup>From the Minimal Impact Design Standards (MIDS) calculator, which assumes phosphorus in runoff is 55 percent particulate, 45 percent dissolved, and that removal efficiency is 45 percent for particulate fraction and 0 percent for dissolved fraction.</font size> | ||
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Revision as of 18:23, 20 December 2013
Pollutant removal percentages for bioretention BMPs. Source Winer, 2000.
Link to this table
| Practice | TSS | Total Phosphorus | Total nitrogen | Metals1 | Bacteria | Hydrocarbons |
|---|---|---|---|---|---|---|
| Bioretention1 | 852 |
|
50 | 95 | 352 | 80 |
1 Average of zinc and copper
2 Assumed values based on filtering practice performance
3From the Minimal Impact Design Standards (MIDS) calculator, which assumes phosphorus in runoff is 55 percent particulate, 45 percent dissolved, and that removal efficiency is 45 percent for particulate fraction and 0 percent for dissolved fraction.