Are you interested in "wastewater treatment", "waterworks" or "hydroelectric power stations"? The following
information will help you to compile your own personal visit programme.

Subject: Wastewater treatment – "Clean water tour"

photo: City of Zuerich - WWTP Werdhölzli

Klärwerk Werdhölzli (Wastewater treatment plant Werdhölzli)
Entsorgung Recycling
ERZ Entsorgung + Recycling Zürich
Bändlistrasse 108
8064 Zürich

Duration of tour: 2 hours
Languages: German and English
Group size: min. 5, max. 25 people (larger groups upon request)
Special features: Tours 24/7, 365 days a year, free of charge


contact /registration (Monday to Friday, 7 am to 5 pm): Telephone: +41 44 645 77 77 e-mail: [email protected] or Online

For further information click here.

Subject: Waterworks – "Hardhof ground waterworks"


Wasserversorgung Zürich (Waterworks Zürich)
Hardhof 9
821 Zürich

Duration of tour: 2 hours
Language: German
Group size: 8 - 120 people

- Alternatively, you can visit the "Lengg" and "Moos" sea waterworks (for specialist groups).
- You can book a table at the "Aquilino" restaurant for a meal and/or aperitif (see online registration)
- The facilities are equipped with stairs and are therefore not suitable for wheelchairs.

contact /registration: phone: +41 44 415 21 11 e-mail: [email protected] or Online (You must register 3–4 weeks in advance)

For further information click here.

Subject: Hydroelectric power plants


Kraftwerk (power plant) Höngg
8049 Zürich

Duration of tour: 1.5 hours
Language: German
Groupe size: 1 - 24 people. Larger groups upon request (for up to 50 people). In this case: double tour lasting 2.5 hours (weir: only the key points)

- Tours from Monday to Sunday (dates by arrangement)
- The tour also includes an audiovisual show (approx. 45 minutes)

contact /registration: phone: +41 58 319 47 00 / Online. For further information click here.

Contact in the event of questions

If you have any questions or wish to organise visits/tours, please contact the relevant organiser directly.
Thank you!

This information was compiled by VSA.

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