FROM: Robert Thompson, General Manager
Originator: Riaz Moinuddin, Director of Operations & Maintenance
SUBJECT:
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QUARTERLY ODOR COMPLAINT REPORT
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GENERAL MANAGER'S RECOMMENDATION
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RECOMMENDATION:
Review and file the Fiscal Year 2025-26 Fourth Quarter Odor Complaint Report.
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BACKGROUND
During the fourth quarter of FY 2025-26, the Orange County Sanitation District (OC San) had the following attributable odor complaints: Plant No. 1 had three odor complaints, Plant No. 2 had zero odor complaints, and the collection system had two odor complaints. A summary of the odor complaints with a table tracking the history is included as an attachment.
RELEVANT STANDARDS
• Less than 10 events for the treatment plants, under normal operations
• Operate and maintain facilities to minimize impacts on surrounding communities, including odor, noise, and lighting
• Less than 12 events for the collection system, under normal operations
ATTACHMENT
The following attachment(s) may be viewed on-line at the OC San website (www.ocsan.gov) with the complete agenda package:
• FY 2025-26 Fourth Quarter Odor Complaint Report