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Registration criteria for building drinking water quality inspection business

Last update date May 29, 2023

This is the site of Health Sanitation Division, Health and Safety Department, Yokohama City Public Health Center. Provides information on building hygiene.
For various reports and consultations, please contact Health and Welfare Center Health Sanitation Division in the ward where the facility is located.

Documents attached to the registration application form

Please attach the following documents to the registration application form.

  • If the applicant is a corporation, a copy of the Articles of Incorporation and a certificate of entry, or a copy of the donation act and a certificate of entry (if the applicant is an individual, a copy of the resident certificate). If the business purpose is listed on the certificate of entry, the articles of incorporation or donation can be omitted.
  • Outline of machinery and equipment *
  • Map of sales office, inspection room guide map and floor plan
  • List of supervisors *
  • Copy of diploma, etc. (In case of re-registration, required items is omitted on the attached documents confirmation slip.)
  • Certificate of engagement
  • attached documents Confirmation Form (Registration only) *
  • How to conduct drinking water quality inspection work *
  • Form for test result report

*About, please attach thing which we listed in designated style. Please refer to the page of the Building Sanitation Law for the style.
The original diploma will be checked, so please bring it with you when applying.

How to conduct drinking water quality inspection

Please note the following when describing how to conduct drinking water quality inspection work (Attachments 7-1 and 7-2).

  • Inspection methods in accordance with the method specified by the Minister of Health, Labor and Welfare prescribed in the Ministerial Ordinance on Water Quality Standards (Ministry of Health, Labour and Welfare Ordinance No. 101, May 30, 2003) must be described.
  • Water quality tests should be conducted immediately after the sample is collected, and a storage method should be described so that the water quality does not change if the sample must be stored.
  • It must be stated that reagents and standard substances used for water quality testing should be stored in a lockable storage.
  • The method of organizing and cleaning the laboratory and the name of the person in charge of management must be described.
  • If the water quality test results are not appropriate.
  • The procedure for preparing a water quality test result report must be clearly specified (two copies must be prepared and one copy should be stored for the owner for 5 years). From the viewpoint of personal information protection, it is specified in the procedure for preparing a work report that measures should be taken to prevent leakage of personal information, etc., based on personal information protection guidelines as necessary.
  • The method of preserving the water quality test result report and the name of the person in charge of preservation must be specified. Water quality inspection results must be stored for 5 years.
  • Methods for inspection of machinery and equipment, and how to store these records shall be described.
  • The form of the inspection report must be attached.
  • There must be a column for describing the name of the water quality tester.
  • There must be a description of the outsourcing standards, and the notification of the contents of the outsourcing to the inspection client and the method of grasping the work of the contractor.
  • There must be a description of the system for complaints and emergency communications.

Outline of machinery and equipment

When describing the outline of machinery and equipment (Attachment 1), please note the following.

  • Have the following machinery and equipment:

High-pressure steam sterilizer and thermometer
Frameless-atomic absorption optometer, inducted coupled plasma light emitting spectroscopy analyzer or inducted coupled plasma mass spectrometer
Ion chromatographic
Dryer
Total Organic Carbon Quantification Device
pH meter
Optical spectrometer or photoelectromagneticimeter
Gas chromatographic spectrometer
Electronic balance or chemical balance

  • The quantity of machinery and equipment must be appropriate for the number of employees.
  • Long-term, permanently occupied and free to use.

For inquiries to this page

Medical Care Bureau Health and Safety Department Health Sanitation Division

Phone: 045-671-2456

Phone: 045-671-2456

Fax: 045-641-6074

Email address: ir-seikatsueisei@city.yokohama.jp

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Page ID: 235-286-401

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