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Regulation on Industrial Discharge to Public Sewer

Regulation on Industrial Discharge to Public Sewer. Kinji YAMADA JSWA. Objective. Protection of structural integrity & drainage performance of public sewer Permit compliance of effluent from WWTP to Water Pollution Control Law. Demarcation of regulation. Factory.

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Regulation on Industrial Discharge to Public Sewer

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  1. Regulation on Industrial Discharge to Public Sewer Kinji YAMADA JSWA

  2. Objective • Protectionofstructural integrity & drainage performance of public sewer • PermitcomplianceofeffluentfromWWTP to Water Pollution Control Law

  3. Demarcation of regulation Factory Responsibility of wastewater utility Sewer (ex, chemical effect) WWTP. Effluent (ex, negative impact)

  4. Regulatesforfactories WaterpollutioncontrollawandSewagelaw 1.Notification 2.Pretreatmenttomeetdischargepermittosewer

  5. Regulatesforfactories Notification Typeofdesignatedfactories Installationofpretreatment Waterqualitycontroladministrator EmergencyReporting

  6. Typesofdesignatedfactories Designation in WPCL mining,livestock,drinkfoodproduction laundry,paperindustry,fertilizermanufacture organic-chemicalindustry,petrochemical-industry,leatherbusiness,metalworkingindustry,platingindustry WTP, WWTP, Solid waste disposal

  7. Notifications Designated factories Registration as designated factories Undesignated factories Registration by pretreatment

  8. Discharge permit to public sewer • Discharge quality need to comply to permit stimulated by sewage law and local ordinance • If violation is expected, installation of pretreatment facility mandatory at factories • If violations are found, warning letters are issued before penalty.

  9. 42 Quality parameters for permit

  10. Monitoring and supervision • Among registered factories, inspection priority is given to factories using harmful substances. • If violation found, instruction given for correction

  11. Record of Monitoring & Supervision in Tokyo, 2011

  12. Certificated water quality control administrator Improve self-control of factories Awareness Technology Leading to better factory discharge quality Certification by seminar attendance Nationally certification pollution control administrator

  13. Afterword • This presentation was made to visitors from St. Petersburg. • The content is based on the author’s work experience at Tokyo Metropolitan Gov. and its publication. • For more information, email info@gcus.jp

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