Bathing Water Quality (0)
| Excellent Water Quality |
| Good Water Quality |
| Sufficient Water Quality |
| Poor Water Quality |
| New (classification not yet possible) |
| Changes (classification not yet possible) |
| No Data |
River Water Quality - 2004 to present (1)
| Q4-5, Q5 - High Status |
| Q4 - Good Status |
| Q3-4 - Moderate Status |
| Q2-3, Q3 - Poor Status |
| Q1, Q1-2, Q2 - Bad Status |
| No Q Values |
River Water Quality - Prior to 2004 (2)
|
| Q4-5, Q5 - High Status |
|
| Q4 - Good Status |
|
| Q3-4 - Moderate Status |
|
| Q2-3, Q3 - Poor Status |
|
| Q1, Q1-2, Q2 - Bad Status |
|
| No Q Values |
Lake Water Quality (3)
| Oligotrophic / Mesotrophic |
| Moderately Eurtrophic |
| Highly / Strongly Eurtophic |
| Hypertrophic |
Coastal Water Quality (4)
| Unpolluted |
| Intermediate |
| Potentially Eutrophic |
| Eutrophic |
| Not Assessed |
Transitional Water Quality (5)
|
| Unpolluted |
| Intermediate |
|
| Potentially Eutrophic |
|
| Eutrophic |
|
| Not Assessed |
|