Types of discharge water final treatment
Classification structure
| Code | Title |
|---|---|
| 1 | Water not treated before discharge |
| 2 | Primary or mechanical water treatment |
| 3 | Secondary or biological water treatment |
| 4 | Tertiary or advanced water treatment |
- Date modified:
| Code | Title |
|---|---|
| 1 | Water not treated before discharge |
| 2 | Primary or mechanical water treatment |
| 3 | Secondary or biological water treatment |
| 4 | Tertiary or advanced water treatment |