1. General Director
    • Management (2 divisions)
      • Administration Division
      • Planning Billing Division
    • Technology (3 divisions)
      • Water Distribution Division
      • Water Source Division
      • Facilities Division
    • Water Service Facilities Management Office
    • Songchon Filtration Plant Office
    • Wolpyung Filtration Plant Office
    • Shintanjin Filtration Plant Office
    • Water Service Technology Laboratory
    • Estern Area Waterworks Office
    • Central Area Waterworks Office
    • Western Area Waterworks Office
    • Yuseong Waterworks Office
    • Daedeok Waterworks Office