Difference between revisions of "Primary and secondary pollutant removal mechanisms"
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| Line 25: | Line 25: | ||
<tr> | <tr> | ||
<td>Better Site Design/low impact development</td> | <td>Better Site Design/low impact development</td> | ||
| − | |||
| − | |||
| − | |||
| − | |||
| − | |||
| − | |||
<td>{{circle|full}}</td> | <td>{{circle|full}}</td> | ||
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| + | <td>{{circle|half}}</td> | ||
| + | <td>{{circle|half}}</td> | ||
| + | <td>{{circle|full}}</td> | ||
| + | <td>{{circle|half}}</td> | ||
| + | <td>{{circle|half}}</td> | ||
| + | <td>{{circle|half}}</td> | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
<td>Runoff volume minimization</td> | <td>Runoff volume minimization</td> | ||
<td>X</td> | <td>X</td> | ||
| − | <td> | + | <td>{{circle|half}}</td> |
| − | |||
| − | |||
<td>X</td> | <td>X</td> | ||
<td>X</td> | <td>X</td> | ||
| + | <td>{{circle|half}}</td> | ||
<td>X</td> | <td>X</td> | ||
| + | <td>{{circle|full}}</td> | ||
| + | <td>{{circle|half}}</td> | ||
<td>X</td> | <td>X</td> | ||
<td>X</td> | <td>X</td> | ||
| Line 50: | Line 51: | ||
<tr> | <tr> | ||
<td>Temporary construction sediment control</td> | <td>Temporary construction sediment control</td> | ||
| − | |||
| − | |||
<td>X</td> | <td>X</td> | ||
<td>X</td> | <td>X</td> | ||
| + | <td>{{circle|full}}</td> | ||
<td>X</td> | <td>X</td> | ||
<td>X</td> | <td>X</td> | ||
<td>X</td> | <td>X</td> | ||
<td>X</td> | <td>X</td> | ||
| + | <td>{{circle|full}}</td> | ||
| + | <td>{{circle|half}}</td> | ||
<td>X</td> | <td>X</td> | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
<td>Bioretention</td> | <td>Bioretention</td> | ||
| − | <td> | + | <td>{{circle|full}}</td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td></td> |
| + | <td>{{circle|half}}</td> | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
<td>Filtration</td> | <td>Filtration</td> | ||
| + | <td>{{circle|full}}</td> | ||
| + | <td>{{circle|half}}</td> | ||
<td>X</td> | <td>X</td> | ||
| − | <td> | + | <td>{{circle|half}}</td> |
| − | |||
| − | |||
| − | |||
| − | |||
<td>X</td> | <td>X</td> | ||
| + | <td>{{circle|half}}</td> | ||
<td>X</td> | <td>X</td> | ||
| + | <td>{{circle|half}}</td> | ||
<td>X</td> | <td>X</td> | ||
| + | <td>{{circle|half}}</td> | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
<td>Infiltration</td> | <td>Infiltration</td> | ||
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td>{{circle|full}}</td> |
| − | <td> | + | <td></td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td>{{circle|full}}</td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td></td> |
| + | <td></td> | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
<td>Stormwater ponds</td> | <td>Stormwater ponds</td> | ||
| − | <td> | + | <td></td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td>{{circle|full}}</td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td></td> |
| − | <td> | + | <td></td> |
| − | <td> | + | <td></td> |
| − | <td> | + | <td>{{circle|full}}</td> |
| − | <td> | + | <td>{{circle|full}}</td> |
| + | <td>{{circle|half}}</td> | ||
</tr> | </tr> | ||
<td>Stormwater wetlands</td> | <td>Stormwater wetlands</td> | ||
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td>{{circle|full}}</td> |
| − | <td> | + | <td>{{circle|full}}</td> |
| − | <td> | + | <td></td> |
| − | <td> | + | <td>{{circle|half}}</td> |
| − | <td> | + | <td></td> |
| − | <td> | + | <td>{{circle|full}}</td> |
| − | <td> | + | <td>{{circle|full}}</td> |
| + | <td>{{circle|half}}</td> | ||
| + | <tr> | ||
<td>Supplemental treatment</td> | <td>Supplemental treatment</td> | ||
<td colspan="10">Each supplemental and proprietary device should be carefully studied to learn the primary and secondary removal functions</td> | <td colspan="10">Each supplemental and proprietary device should be carefully studied to learn the primary and secondary removal functions</td> | ||
</tr> | </tr> | ||
</table> | </table> | ||
Revision as of 14:57, 2 January 2013
| Screening/filtration | Infiltration/recharge | Settling | Biological uptake | Temperature control | Soil adsorption | Volume control | Rate control | Velocity control | ETa | |
| Pollution prevention | Not applicable - pollutants not exposed to stormwater | |||||||||
| Better Site Design/low impact development | ||||||||||
| Runoff volume minimization | X | X | X | X | X | X | ||||
| Temporary construction sediment control | X | X | X | X | X | X | X | |||
| Bioretention | ||||||||||
| Filtration | X | X | X | X | ||||||
| Infiltration | ||||||||||
| Stormwater ponds | ||||||||||
| Stormwater wetlands | ||||||||||
| Supplemental treatment | Each supplemental and proprietary device should be carefully studied to learn the primary and secondary removal functions | |||||||||