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Public Sewerage O&M

Business Overview
Operation of sewage treatment facilities, sewer pipeline inspection and maintenance, sewage pump station operation, and integrated monitoring and management
Business Scope
  • Precise management to meet water quality standards
  • Maintenance of auxiliary facilities including sludge treatment, deodorization, and disinfection equipment
  • Pipeline cleaning and precise diagnosis of settlement, leakage, and damaged sections
  • Aging pipe replacement and trenchless repair technology
  • Inspection and repair of pumps, electrical equipment, and control systems
  • Operation of SCADA and IoT-based remote monitoring systems
  • Emergency response system for abnormal signs
Project Progress

2002

  • Concession agreement signed for private investment project (SPC ↔ Chilgok-gun)

  • Chilgok Enviro Co., Ltd. established

2006

  • BTO operation and management started for private investment project (Phase 1 expansion completed)

2007

  • Reuse facility completed and operation started

2013

  • Management and operation consignment contract signed (until April 2026)

  • Chilgok Enviro Co., Ltd. ↔ K-water (51%) & WARECO Co., Ltd. (49%)

2021

  • Total phosphorus treatment facility and buffer storage facility

  • Operation and management renewal agreement signed

Sewage Treatment Area Map
Sewage Treatment Area Map
Scope of Work
Waegwan Public Sewage Treatment Facility A facility that hygienically treats sewage in the service area and contributes to local environmental preservation
Waegwan Public Sewage Treatment Facility
Yakmok Public Sewage Treatment Facility A facility that efficiently treats domestic sewage from the Yakmok area and helps maintain a clean environment
Yakmok Public Sewage Treatment Facility
Public Sewerage Operation Control Room A control space that monitors and controls sewage treatment operations to support stable treatment
Public Sewerage Operation Control Room
Water Quality Laboratory A specialized space for water quality testing and analysis
Water Quality Laboratory
Public Sewerage Operation Facility Status
Category Sewage Treatment + Total Phosphorus Treatment Facility Reuse Facility Night Soil Treatment Facility Livestock Manure Treatment Facility Buffer Storage Facility
Location Waegwan (2 sites)
Yakmok (1 site)		 Waegwan Waegwan Yakmok Waegwan
Facility Capacity (m³/day) 42,000 (Waegwan)
25,000 (Yakmok)		 10,000 100 45 21,000
Contact