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Sanitary Sewer

sewer

Wastewater collection services in the City of Clayton are performed by the City of Concord. Concord’s wastewater collection system conveys wastewater to Central Contra Costa Sanitation District’s wastewater treatment plant. For services issues, connections, or other questions regarding sanitary sewer service, please contact the City of Concord.

  • Sanitary Sewer Information

    Sewer permits

    Sewer System Management Plan

    City of Clayton Wastewater maps

    Citywide Sewer Map

    Map 2

    Map 3

    Map 4

    Map 5

    Map 6


    • City of Concord Public Works
      City of Concord Public Works

      Address: 1950 Parkside Drive
      Concord, CA 94519

      Telephone:(925) 671-3448

      Get Directions

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