It is the top of this page

Information about the regulations revisions such as small scale tray water tank water supply

Last update date March 5, 2019

It is site of Yokohama-shi public health center health security department Health Sanitation Division here.
We provide information about the regulations (the regulations about securing of drinking water which is hygienic by security in Yokohama-shi simple water supply water supply and small scale tray water tank water supply) enforced on April 1, 2011.

Summary of the revised regulations

Duty of installer

Effective capacity of cistern to receive is required to have an examination for fixed period about inspection of the management situation with inspection engine which the mayor appoints to installer of small scale tray water tank water supply more than 8 cubic meters and simple water supply water supply once for less than one year.
By this regulations revision, we will have an examination by management situation inspection about installer of small scale tray water tank Channel of all "ceremony trays water tanks under the ground" by all means once for less than one year.
About the details of examination for management situation, please see this (information page about hygiene management of cistern to receive).

It is targeted for undergoing an examination of examination for management situation(image: 19KB)


Installer of small scale tray water tank water supply (effective capacity of cistern to receive "is more than 8 cubic meters" all "type we receive water tanks under the ground") and simple water supply water supply will report test result to the mayor after the undergoing an examination by examination for management situation immediately.

[report style]

Duty regulations according to setting form(image: 17KB)


Installer of small scale tray water tank water supply (effective capacity of cistern to receive is 8 cubic meters or less setting form so-called "expression in floor" or "the ceremony of pit") without undergoing an examination duty of examination for management situation checks by oneself (as follows "self-check") and will report the result to the mayor once for less than one year.

[report style]

When when small scale tray water tank Channel such as all ceremonies tray water tanks under the ground more than 8 cubic meters does not accept advice of undergoing an examination without and installer of water supply Channel having an examination by management situation inspection temporarily, installer of water supply water tank does not accept advice of measures observance of a contract in violation of regulations temporarily again, of public announcement is.
Because it is necessary to publicize the management situation and facility information to user of facility which is sanitary interested party, this revises in systems such as public announcements from penal regulations.

Violation that is targeted for public announcement(image: 25KB)


We raise the upper limit of the amount of fines such as violation of water supply cease and desist order and strengthen penal regulations.

Violation that is targeted for the amount of fine increase(image: 25KB)


Please refer to Health and Welfare Center Health Sanitation Division of ward to be located if you have any questions.

↑We come back to page of information about hygiene management of cistern to receive

Inquiry to this page

Health and Social Welfare Bureau health security department Health Sanitation Division

Telephone: 045-671-2456

Telephone: 045-671-2456

Fax: 045-641-6074

E-Mail address [email protected]

Return to the previous page

Page ID: 198-310-443

We come back to the top