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- About river discharge of water containing high concentration sodium hypochlorite
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About river discharge of water containing high concentration sodium hypochlorite
Last updated on January 27, 2022.
Press release materials
January 27, 2022
Water Works Bureau Water Purification Division
Shinichi Habutsu
TEL: 045-671-3423
Fax: 045-212-1158
For about four hours from around 14:30 on January 26, 2022 (Wednesday), there was an accident in which sodium hypochlorite (a chemical used to disinfect tap water), which is about eight times the water quality control value set by the Ministry of Health, Labour and Welfare, was discharged into rivers from wastewater treatment facilities in Kosuzume Purifiction Plant.
Press release materials
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Page ID: 793-784-822
