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Water Works Bureau water supply section

Last update date July 13, 2020

The location

Business Administration Section, person in charge of water supply

〒231-0005
6-50-10, Honcho, Naka-ku, Yokohama-shi
The 20th floor of the city hall
Link to guide map

Leak of water Administration Section, person in charge of duct line information

〒240-0046
West 4-1 for Hodogaya-ku, Yokohama-shi France
It is the first floor of the government building for Nishitani
Link to guide map

Main duties, contact information

Business Administration Section

Main duties, contact information
Main duties Contact information

Thing about contact adjustment of department in water supply

Phone number 045-671-3064
Fax: 045-212-1167
E-Mail address [email protected]


Person in charge of water supply

Main duties, contact information
Main duties Contact information
Thing about investigation into new establishment, enlargement of water supply facility and improved construction

Phone number 045-671-3065
Fax: 045-212-1167
E-Mail address [email protected]


Leak of water Administration Section

Main duties, contact information
Main duties Contact information

In leak of water Administration Section, we perform leak of water investigation for whole city by the staff and trust company under the ground. When customer is at home, we investigate leak of water sound with water meter installed in residential land and investigate investigation method on road without entering in residential land when we are absent.
At the time of investigation, the staff carries "identification of staff", and, in the trust company, "identification card" of Water Works Bureau issuance and "badge" wear "armband".
Please refer for any unclear points to customer Service Center or leak of water Administration Section recently as a lot of vicious suspicious individual information visiting are put.

(about suspicious individual information this)


Leak of water investigation on road


Leak of water investigation in residential land


Phone number 045-331-1838
Fax: 045-332-1442
E-Mail address [email protected]


Person in charge of duct line information

Main duties, contact information
Main duties Contact information
Thing about making, rearranging of figure of water supply facility and storage
Thing about collection and management of duct line information to affect drawing management system

Phone number 045-331-6520
Fax: 045-332-1442
E-Mail address [email protected]


Inquiry to this page

Water Works Bureau water supply department water supply section

Telephone: 045-671-3064

Telephone: 045-671-3064

Fax: 045-212-1167

E-Mail address [email protected]

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Page ID: 300-938-047

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