Waters Protection Ordinance (WPO)
Chapter 1 General Provisions (1 - 2)
Chapter 2 Disposal of Waste Water
Section 1 Differentiation between Polluted and Non-Polluted Waste Water (3 - 3)
Section 2 Drainage Planning (4 - 5)
Section 3 Discharge of Polluted Waste Water (6 - 10)
Section 4 Construction and Operation of Waste Water Treatment Plants (11 - 17)
Chapter 3 Disposal of Sludge (18 - 21)
Chapter 4 Requirements for Animal Husbandry Farms (22 - 28)
Chapter 5 Protection for Waters in terms of Area Planning (29 - 32)
Chapter 6 Maintaining Appropriate Rates of Residual Water Flow (33 - 41)
Chapter 7 Prevention and Remediation of Other Harmful Effects on Waters
Section 1 Space provided for Waters and Rehabilitation of Watercourses (41 - 41)
Section 2 Hydropeaking (41 - 41)
Section 3 Flushing out and Emptying of Impoundments (42 - 42)
Section 4 Bed Load Budget (42 - 43)
Section 5 Drainage Water from Underground Buildings (44 - 44)
Chapter 8 Enforcement (45 - 51)
Chapter 8a Federal Waste Water Charge (51 - 51)
Chapter 9 Granting of Federal Subsidies
Section 1 Measures (52 - 58)
Section 2 Procedure for Granting Global Compensatory Payments (59 - 61)
Section 3 Procedure for Granting Compensatory Payments or Financial Assistance in Specific Cases (61 - 61)
Chapter 10 Commencement (62 - 62)
Transitional Provision to the Amendment of 18 October 2006
Transitional Provisions to the Amendment of 4 May 2011
Transitional Provision to the Amendment of 25 May 2011
Transitional Provision to the Amendment of 4 November 2015
Transitional Provision to the Amendment of 16 December 2022
Ecological Objectives for Waters
12 Additional requirements for watercourses
13 Additional requirements for standing waters
22 Additional requirements for groundwater which is used for drinking water or is intended as such
Requirements for the Discharge of Polluted Waste Water
Discharge of communal waste water into waters
3 Additional requirements for discharge into sensitive waters
4 Frequency of sampling and admissible divergences
42 Admissible non-compliant samples
Discharge of industrial waste water into waters or into public sewer systems
3 Special requirements for specific substances from certain industrial sectors
32 Secondary iron and steel industry
33 Surface treatment / electroplating
35 Manufacture of paper, cardboard and pulp
36 Public utilities and waste disposal plants
Discharge of Other Polluted Waste Water into Waters or into Public Sewers
21 Continuous cooling installations
22 Closed-circuit cooling installations
Planning the Protection of Waters
11 Particularly endangered water protection areas
12 Groundwater protection zones
13 Groundwater protection area
2 Measures for the protection of waters
21 Protection of areas particularly at risk
211 Water protection areas Au and Ao
212 Areas of contribution Zu and Zo
22 Groundwater protection zones
23 Groundwater protection areas
Planning Remediation Measures for Hydropeaking and Bed Load Budget
2 Planning stages for the remediation of hydropeaking
3 Planning stages in the case of the remediation of the bed load budget
Repeal and Amendment of Previous Law