|
|
|
| Microplastic discharge |
| |
| Nr | WWTP & SSO | [109 particle/yr] | [ton/yr] | [%] | |
| Data source 1: Project group measurements (MP > 20 μm) |
| ||||
|
| WWTP | min | 6,950 | 46 | 42.7 |
| I | median | 13700 | 90 | ||
|
| max | 33,800 | 223 | ||
|
|
| min | 450 | 3 | 2.8 |
| II | Technical SSO | median | 900 | 6 | |
|
|
| max | 2200 | 15 | |
|
| Weather event SSO | min | 8500 | 56 | 52.4 |
| III | median | 16,800 | 110 | ||
|
| max | 41,400 | 273 | ||
|
| SSO treatment at WWTP | min | 340 | 2.2 | 2.1 |
| IV | median | 670 | 4.4 | ||
|
| max | 1650 | 11 | ||
|
|
|
|
|
| ∑100 |
| Data source 2: Other measurements (MP > 10 μm) |
| ||||
|
| WWTP | min | 8030 | 0.3 | 42.7 |
| V | median | 48,000 | 1.7 | ||
|
| max | 5,350,000 | 187.3 | ||
|
|
| min | 520 | ̴0 | 2.8 |
| VI | Technical SSO | median | 3150 | 0.1 | |
|
|
| max | 350,000 | 12.2 | |
|
| Weather event SSO | min | 9800 | 0.3 | 52.4 |
| VII | median | 59,000 | 2.1 | ||
|
| max | 6,560,000 | 229.6 | ||
|
| SSO treatment at WWTP | min | 390 | 0 | 2.1 |
| VIII | median | 2360 | 0.1 | ||
|
| max | 262,400 | 9.2 | ||
|
|
|
|
|
| ∑100 |