Germany has the highest Sewerage (2024) of any country, at 3.8 US$ billion. It is followed by United Kingdom (2.3) and Denmark (1.2).
| 1 | Germany | 3.8 |
| 2 | United Kingdom | 2.3 |
| 3 | Denmark | 1.2 |
| 4 | Poland | 0.9 |
| 5 | France | 0.7 |
| 6 | Kazakhstan | 0.5 |
| 7 | Belgium | 0.4 |
| 8 | Saudi Arabia | 0.4 |
| 9 | Sweden | 0.3 |
| 10 | Switzerland | 0.3 |
| 11 | Austria | 0.2 |
| 12 | Italy | 0.2 |
| 13 | Uzbekistan | 0.2 |
| 14 | Belarus | 0.1 |
| 15 | Finland | 0.1 |
| 16 | Norway | 0.1 |
| 17 | Romania | 0.1 |
| 18 | Thailand | 0.1 |
| 19 | Vietnam | 0.1 |
| 20 | Albania | 0.0 |
| 21 | Armenia | 0.0 |
| 22 | Bosnia and Herz. | 0.0 |
| 23 | China | 0.0 |
| 24 | Croatia | 0.0 |
| 25 | Cyprus | 0.0 |
| 26 | Czechia | 0.0 |
| 27 | Ecuador | 0.0 |
| 28 | Estonia | 0.0 |
| 29 | Fiji | 0.0 |
| 30 | Georgia | 0.0 |
| 31 | Ghana | 0.0 |
| 32 | Greece | 0.0 |
| 33 | Hungary | 0.0 |
| 34 | Iceland | 0.0 |
| 35 | Ireland | 0.0 |
| 36 | Latvia | 0.0 |
| 37 | Lithuania | 0.0 |
| 38 | Malta | 0.0 |
| 39 | Mexico | 0.0 |
| 40 | Mongolia | 0.0 |
| 41 | Nepal | 0.0 |
| 42 | Netherlands | 0.0 |
| 43 | Philippines | 0.0 |
| 44 | Portugal | 0.0 |
| 45 | Senegal | 0.0 |
| 46 | Slovakia | 0.0 |
| 47 | Slovenia | 0.0 |
| 48 | Spain | 0.0 |
| 49 | Turkey | 0.0 |
| 50 | Ukraine | 0.0 |
| 51 | Tanzania | 0.0 |
| 52 | Uruguay | 0.0 |
| 53 | Zimbabwe | 0.0 |
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