1 Introduction
2 Starting Point
2.1 Situation of Sewage Treatment in Europe Prior to the Directive
2.2 Eutrophication of Aquifers in Europe
3 Requirements of the Directive
3.1 Formal and Technical Compliance Requirements
3.2 The Designation of Areas
3.3 Additional Provisions
3.4 Requirements for More Advanced Treatment
4 Level of Implementation
4.1 Explanation of the Tables
4.2 Comparative Tables of the Member States
5 Assessment of the Comparison of the Implementation in Europe
6 References