The Water Division is responsible for the protection of surface water, groundwater and drinking water in accordance with the Water Protection Act. It represents Switzerland in international boundary water and fisheries commissions.
Responsibilities:
- Drainage of the built environment and traffic areas
- Wastewater treatment
- Quality assurance of the water bodies based on the NAQUA, NADUF, NAWA and BAQUA monitoring programmes
- Water body protection and agriculture (structural and substance-based water protection; nitrate, phosphate, plant protection products)
- Revitalization and clearance of the aquatic environment
- Protection and promotion of aquatic biodiversity under the Federal Fisheries Act
- Hydropower rehabilitation (fish migration, hydropeaking, bed load, residual flows)
- Bed load rehabilitation
The division consists of:

Stephan Müller
Position: head of division

Daya Moser
Funktion: deputy head of division / head of staff unit

Michael Schärer
Position : head of section water body protection

Christian Leu
Position : head of section waterquality

Susanne Haertel-Borer
Position : head of section revitalisation and fisheries

Rémy Estoppey
Position : head of section hydropower rehabilitation
Last modification 01.05.2020
Contact
Federal Office for the Environment FOEN
Water Division
Postal address:
CH-3003 Bern
Location of our offices:
Monbijoustrasse 40, 3003 Bern
Tel.: +41 58 462 69 69