Facility tour

Nambu Wastewater Treatment Plant accepts applications for facility tours to citizens, elementary, junior high and high school students, university students, companies and national governments, local governments and related organizations.
※However, if trainees from overseas are included, please contact the Sewerage River Bureau Management Promotion Section.

• From 9:00 to 17:00 from Monday to Friday (excluding weekends, holidays, and New Year's holidays (December 29 to January 3))
• About 1 hour and 30 minutes to 2 hours

Please note that we may not be able to meet your request due to construction or business reasons.

Please inform us of the date and time of your visit, the number of people, the name of the representative, and contact information by telephone.
After that, please submit the application form by e-mail or fax.

Telephone: 045-761-5251

FAX： 045-754-2367

Email： gk-nambuwtp@city.yokohama.lg.jp

• Visit Application Form (PDF: 249KB)

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• Visit Application Form (word: 15KB)

Click here for access to Nambu Wastewater Treatment Plant

The staff will explain the role of the sewer, the sewer in Yokohama, and the outline of the Nambu Wastewater Treatment Plant.
In addition, we explain structure of sewer and water reproduction center in DVD "Kabanodai-chan sewer classroom" of character "Kabanodai-chan" of Yokohama-shi sewer River Bureau.

We will explain how the water is getting clean at the Water Reclamation Center while looking at the water level of each process that has actually been sampled from the water treatment facility. In addition, observe the state of microorganisms that are active in water treatment with a microscope.

In the tour of the facility, the staff will guide and explain how the sewage enters the water reclamation center step by step, and see it while going around the facility. You can also visit the central operation room, the heart of the water reclamation center, which operates 24 hours a day.