Item 07 - Sewer System Management Plan 2025 Update

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of Santa Ana Section 6: Spill Emergency Response Plan 6.1 Procedures and Standards The City has outlined specific measures to protect public health and the environment in its Spill Emergency Response Plan (SERP) (Appendix C). These procedures contain a plan for responding and reporting to spills which includes, but is not limited to, the following: 1) The City's Spill Emergency Response Plan (SERP) outlines the proper spill notification procedures, thereby ensuring that primary responders and regulatory agencies are informed of all spills in a timely manner; 2) The City complies with the notification, monitoring and reporting requirements of the 2022 waste discharge requirements (WDR), State law and regulations, and applicable Regional Water Board Orders. 3) City policy is to respond to all spills within the City whether on public or private property and to take all steps possible to prevent the spills from reaching the storm drains, flood control channels, or waters of the State, all in accordance with the WDR. 4) The City's SERP contains a program to ensure an appropriate response to all types of spills; 5) The City's SERP outlines the procedures which ensure prompt notification to appropriate regulatory agencies and other potentially affected entities of all spills that potentially affect public health or reach the waters of the State in accordance with the Monitoring and Reporting Program (MRP) and WDR Order. In addition, agencies to be notified include the Orange County Health Care Agency (OCHCA), and the California State Office of Emergency Services (OES), if necessary. These procedures also identify the officials who will receive immediate notification; 6) The City conducts internal training sessions to ensure familiarity with these procedures and prepare staff for a spill event, from initial notification to spill report documentation, including any necessary emergency activities, such as traffic control. In addition, City staff attend the OC San spill simulation training seminars whenever they are conducted by OC San; 7) City of Santa Ana sewer maintenance staff are trained to implement pre -planned coordination and collaboration with storm drain agencies, other utility agencies, and other departments prior to, during, and after a spill event. Specifically, staff are trained in the placement of traffic control and can respond to all but the most extreme emergencies. If a spill necessitates extensive traffic and or crowd control, the City's Police Department is contacted. Officers are trained in traffic and crowd control during emergency situations. These procedures are also addressed in the City's SERP; and 8) The SERP ensures that all reasonable steps are taken to contain and prevent the discharge of untreated and partially treated wastewater to waters of the State and to minimize or correct any adverse impact on the environment resulting from the spills. 9) Spill events are documented in accordance with the WDR. The City relies on the Orange County Health Care Agency (OCHCA) for monitoring water quality and posting beach closures. All spills are reported immediately to the OCHCA office. The WDR Order has specific procedures for the 4 Categories of Sanitary Sewer Spills: ■ Category 1: a spill of any volume of sewage from or caused by a sanitary sewer system that 2025 6-2