Item 07 - Sewer System Management Plan 2025 Update

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STATEWIDE SANITARY SEWER SYSTEMS GENERAL ORDER 2022-0103-DWQ 6. SPILL EMERGENCY RESPONSE PLAN The Plan must include an up to date Spill Emergency Response Plan to ensure prompt detection and response to spills to reduce spill volumes and collect information for prevention of future spills. The Spill Emergency Response Plan must include procedures to: • Notify primary responders, appropriate local officials, and appropriate regulatory agencies of a spill in a timely manner; • Notify other potentially affected entities (for example, health agencies, water suppliers, etc.) of spills that potentially affect public health or reach waters of the State; • Comply with the notification, monitoring and reporting requirements of this General Order, State law and regulations, and applicable Regional Water Board Orders; • Ensure that appropriate staff and contractors implement the Spill Emergency Response Plan and are appropriately trained; • Address emergency system operations, traffic control and other necessary response activities; • Contain a spill and prevent/minimize discharge to waters of the State or any drainage conveyance system; • Minimize and remediate public health impacts and adverse impacts on beneficial uses of waters of the State; • Remove sewage from the drainage conveyance system; • Clean the spill area and drainage conveyance system in a manner that does not inadvertently impact beneficial uses in the receiving waters; • Implement technologies, practices, equipment, and interagency coordination to expedite spill containment and recovery; • Implement pre -planned coordination and collaboration with storm drain agencies and other utility agencies/departments prior, during, and after a spill event; • Conduct post -spill assessments of spill response activities; • Document and report spill events as required in this General Order; and • Annually, review and assess effectiveness of the Spill Emergency Response Plan, and update the Plan as needed. ATTACHMENT D — SEWER SYSTEM MANAGEMENT PLAN REQUIRED ELEMENTS December 6, 2022 D - 6