ORDINANCE FOR INTRODUCTION –
INDUSTRIAL WASTEWATER PRETREATMENT
PER METROPOLITAN SEWERAGE SYSTEM
ADMINISTRATIVE AGREEMENT NO. 1
SEPTEMBER 15, 2026
Item 10.1
Need for Ordinance Update
• City of San Diego treats all wastewater from National City’s Sewer System • The recently approved Second Amended and Restated Agreement (SARA) and Administrative Agreement No. 1 (AA No.1) modified requirements for Industrial Pretreatment
• City of San Diego currently manages the Industrial Wastewater Pretreatment program but National City has to bill the customers
• The new Agreement shifts the duty of managing and billing Industrial Users to the City of San Diego • National City’s Ordinance needed to be updated to match the City of San Diego’s Ordinance for those requirements
• National City will still maintain responsibility for Fats Oils and Grease (FOG) control within the Sewer System
2 • Food and Beverage Processors
• Breweries, Wineries, and Distilleries
• Commercial Kitchens or Commissaries With
Substantial Process Wastewater
• Hospitals and Laboratories With Chemical
Or Industrial Wastewater
• Research and Development Facilities
• Industrial Laundries
3 Types of Businesses Affected*
• Automotive, Aircraft, Marine, and
Equipment Maintenance Facilities
• Including Carwashes
• Paint, Coating, Ink, or Solvent Users
• Concrete, Aggregate, Asphalt, or
Construction-material Operations
• Seafood Processors
• Animal Processing or Rendering Facilities
• Businesses Using Cyanide, Metals,
Solvents, Acids, Caustics, or Other
Regulated Chemicals *This list is regularly updated by the City of San Diego to stay in conformance with RWQCB & EPA rules
4 • Hold Public Hearing
• Introduce Ordinance titled, “An Ordinance of the City Council of the City of National City, California, Amending Chapter 14.06 – Sewer Connections, and Chapter 14.24 – Fats, Oils and Grease Discharge Control of Title 14 of The National City Municipal Code.”
Staff Recommendation
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