Item 07 - Sewer System Management Plan 2025 Update

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STATEWIDE SANITARY SEWER SYSTEMS GENERAL ORDER 2022-0103-DWQ ■ Spill response completion date, and Ongoing investigation efforts, and expected completion date of investigation to determine the full cause of spill; 21. Detailed narrative of investigation and investigation findings of cause of spill. 3.4. Monthly Certified Spill Reporting for Category 4 Spills The Enrollee shall report and certify the estimated total spill volume exiting the sanitary sewer system, and the total number of all Category 4 spills to the online CIWQS Sanitary Sewer System Database, within 30 calendar days after the end of the month in which the spills occurred. 3.5. Amended Certified Spill Reports for Category 3 Spills Within 90 calendar days of the certified Spill Report due date, the Enrollee may update or add additional information to a certified Spill Report by amending the report or by adding an attachment to the Spill Report in the online CIWQS Sanitary Sewer System Database. The Enrollee shall certify the amended report. After 90 calendar days, the Legally Responsible Official shall contact the State Water Board at San ita rySewerwaterboards.ca.gov to request to amend a certified Spill Report. The Legally Responsible Official shall submit justification for why the additional information was not reported within the 90-day timeframe for amending the certified Spill Report, as provided above. 3.6. Annual Certified Spill Reporting of Category 4 and/or Lateral Spills For all Category 4 spills and spills from its owned and/or operated laterals that are caused by a failure or blockage in the lateral and that do not discharge to a surface water, the Enrollee shall: • Maintain records per section 4.4. of this Attachment; The Enrollee shall provide records upon request by State Water Board or Regional Water Board staff. Annually upload and certify a report, in an appropriate digital format, of all recordkeeping of spills to the online CIWQS Sanitary Sewer System Database, by February 1 st after the end of the calendar year in which the spills occurred. A spill from an Enrollee -owned and/or operated lateral that discharges to a surface water is a Category 1 spill; the Enrollee shall report all Category 1 spills per section 3.1 of Attachment E1 (Notification, Monitoring, Reporting and Recordkeeping Requirements) of this General Order. 3.7. Monthly Certification of "No -Spills" or "Category 4 Spills" and/or "Non -Category 1 Lateral Spills" If either (1) no spills occur during a calendar month or (2) only Category 4, and/or Enrollee -owned and/or operated lateral spills (that do not discharge to a surface water) occur during a calendar month, the Enrollee shall certify, within 30 calendar days after ATTACHMENT E1 — NOTIFICATION, MONITORING, REPORTING AND RECORDKEEPING REQUIREMENTS December 6, 2022 E1 - 16