m |
m |
||
Line 29: | Line 29: | ||
<td> </td> | <td> </td> | ||
<td> </td> | <td> </td> | ||
− | <td>○</td> | + | <td>○</td> |
</tr> | </tr> | ||
Line 38: | Line 38: | ||
<td>○</td> | <td>○</td> | ||
<td>○</td> | <td>○</td> | ||
− | <td>● | + | <td>●</td> |
<td>○</td> | <td>○</td> | ||
<td>○</td> | <td>○</td> | ||
Line 51: | Line 51: | ||
<td>Paved Surfaces</td> | <td>Paved Surfaces</td> | ||
<td>○</td> | <td>○</td> | ||
− | <td>● | + | <td>●</td> |
<td>○</td> | <td>○</td> | ||
<td>○</td> | <td>○</td> |
Summary of pollutants typically found in stormwater by source area
Link to this table
Source Area | Solids | Total Suspended Solids | Particulate Nutrients | Dissolved Nutrients | Bacteria | Metals | Chlorides | Grease, Oil | Pesticides | Other Chemicals |
---|---|---|---|---|---|---|---|---|---|---|
Hard Roofs | ○ | ○ | ○ | ● | ○ | |||||
Green and Brown Roofs | ○ | ○ | ● | ○ | ○ | ○ | ||||
Paved Surfaces | ○ | ● | ○ | ○ | ○ | ● | ● | ○ | ||
Green Spaces | ○ | ● | ● | ● | ● | ● | ○ | |||
Sedimentation Basins and Detention Ponds | ○ | ○ | ○ | ● | ○ | ○ | ○ | ○ |
● = relatively high concentrations;
○ = relatively low concentrations