Difference between revisions of "BMP pollutant removal for metals"
(Created page with "<center><font size=3>'''Median pollutant removal of copper and zinc by stormwater treatment practices. Values represent percentage of incoming pollutant load that is removed....") |
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<td>Bioretention<sup>a</sup></td> | <td>Bioretention<sup>a</sup></td> | ||
<td>95</td> | <td>95</td> | ||
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Revision as of 22:22, 3 January 2013
| BMP group | Copper> | Zinc |
|---|---|---|
| Bioretentiona | 95 | 95 |
| Filtrationb | 45 | 85 |
| Infiltrationc | 100 | 100 |
| Stormwater ponds | 55 | 65 |
| Stormwater wetlands | 40 | 40 |
aData based on fewer than five monitoring studies
bExcludes vertical sand filters and filter strips
cNote that 100% is assumed for all infiltration, but only for that portion of the flow fully treated in the infiltration facility; by-passed runoff does not receive any treatment.