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Repair of water supply

Last update date April 2, 2019

Leak of water of water pipe of public road

When water leaks water from road, sorry for your inconvenience, but please call in Water Works Bureau customer Service Center.
In the winter season in particular, freeze happens, and cooperation, please as it is very dangerous.

Repair of water pipe in residential land

Repair company and contact information when water pipe in residential land broke down

Builder illustration of leak of water repair


It is the road side from water meter

When we can repair in Water Works Bureau about leak of water on the road side from water meter, we undertake construction free. But restoration in residential land becomes principle, customer construction (except simple restoration). Please connect with Water Works Bureau customer Service Center.
※In the case of digging, slope, lawn, Ueki where we demolish and there is not restoration or structure (concrete, tile, retaining wall, stone wall, building), we may not repair repair place in Water Works Bureau easily.

It is the faucet side from water meter

  • As you cannot repair in Water Works Bureau about leaks of water from water meter to faucet, please ask for repair to the following, water supply works shop.
  • As we close all faucets and have pilot in water meter central part check, and leak of water is possible when pilot turns, please ask for repair including investigation to the following, water supply works shop. (cf. how to check water leaks)

List of meter downstream side leak of water repair companies

About confirmation of having leak of water or not

How to check water leaks

There became more remarkably much use quantity of water, but free, water leak performs confirmation of presence of water leak in Water Works Bureau at the time of worry without knowing how to check (we refer to how to check water leaks) and water leaks when we cannot confirm leak of water. (attendance of customer is necessary.)
We accept confirmation of having water leak or not in schedule of the morning (from 9:00 to 11:00) except Sundays and holidays on weekdays or the afternoon (from 13:30 to 16:00) on Saturday. But we cannot accept designation of time to ask confirmation.
It becomes empty about thing that you called after 12:00 from the afternoon of the day about thing that you called by 12:00 in the morning of next business day. (please note that it may become investigation after the next day depending on ※ application situation)
※Confirmation of having water leak or not does not pinpoint leak of water place for confirmation of having leak of water or not by viewing without digging.
About investigation to pinpoint leak of water place, please ask to the following, water supply works shop.
[list of meter downstream side leak of water repair companies]

※ In the case of apartment houses such as apartments, please connect with owner, manager, management company of building.

When repair of leak of water was completed

If leak of water repair is completed, we may reduce water rate partly.

Travel expenses of the Water Works Bureau staff

We are not having travel expenses such as confirmation of having leak of water or not now.

When it does not stop even if we close faucet

In this case it is thought that it is caused by deterioration of packing.
As packing exchange of general faucet (single faucet of 13mm) is not very serious thing, please change baimotome meninari in home centers.

How to replace packing

When restroom has been clogged up

When restroom has been clogged up, we cannot treat in Water Works Bureau. Please contact setting, construction supplier of each ward engineering works office (person in charge of sewer) or restroom.

Application for water supply works


Water supply works such as new establishment, remodeling, removal of water supply equipment apply for Yokohama-shi designated water supply equipment construction company.
List of Yokohama-shi designated water supply equipment construction companies]

Inquiry about water supply to Water Works Bureau customer Service Center

Water Works Bureau customer Service Center

Telephone: 045-847-6262 fax: 045-848-4281
※You run, and please be careful not to make any mistake

Inquiry to this page

Water Works Bureau water supply Service Department water supply maintenance section

Telephone: 045-671-3069

Telephone: 045-671-3069

Fax: 045-212-1167

E-Mail address [email protected]

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