Water inspection at Science Bldg.1

Based on the Building Standards Law (article 12, paragraph 3), a water quality inspection will be conducted at the Science Bldg.1.

Inspection period September 26 - 30
Inspection method A coloring liquid for cross connection check will be used to see if the colored water comes out from faucets where drinking water is supposed to be used. If you see colored (blue) water coming out from the tap(s) located in your room, please let us know immediately.


  • In places like toilets, colored water will be seen for about 2-3 days during the inspection period shown above.
  • The coloring liquid that will be used for the inspection is not harmful.
Facility Management Office
School of Science
The University of Tokyo