For inquiries regarding water supply, please contact the Water Works Bureau Customer Service Center.
Water Works Bureau Customer Service Center
Phone: 045-847-6262 Fax: 045-848-4281
※Please be careful not to make a mistake.
- Yokohama-shi Top Page
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Water storage at water sources
Last updated on March 28, 2025.
Water storage status
You can check the water storage status of the water source on the website of the Kanagawa Prefectural Enterprise Agency.
The lakes that Yokohama City uses as water sources are Sagamiko, Lake Tsukui, Lake Tanzawa, and Lake Miyagase.
Water storage status in the prefecture (Kanagawa Prefectural Enterprise Agency) (outside site)
Inquiries to this page
Water Works Bureau Water Purification Department
Phone: 045-671-3544
Phone: 045-671-3544
Fax: 045-212-1158
E-Mail address [email protected]
Page ID: 496-085-670
