San Diego vs Arlington
Side-by-side FOG compliance comparison between San Diego, CA and Arlington, TX.
| Requirement | San Diego, CA | Arlington, TX |
|---|---|---|
| Plumbing Code | UPC (California Plumbing Code based on Uniform Plumbing Code) | IPC |
| Min. Trap Size | Gravity grease interceptors minimum 750 gallons for FSEs; sizing per California Plumbing Code Section 1014.2; hydromechanical interceptors minimum 20 GPM for under-sink applications | Based on total potential flow from all food prep/handling/serving fixtures per city sizing spreadsheet |
| Pumping Frequency | Every 90 days minimum or when FOG accumulation reaches 25% of interceptor capacity | Per TCEQ model standards; minimum every 90 days or per 25% rule |
| 25% Rule | Yes | Yes |
| Permit Required | Required | Required |
| Permit Fee | FOG Discharge Permit required; annual permit fees typically $150-$400 depending on facility class | Contact Water Resource Services at 817-459-5902 |
| Max Fine | $10,000 per violation per day under San Diego Municipal Code; administrative civil penalties also available | Up to $2,000 per violation per day under Texas Local Government Code |
| Inspections | City of San Diego Public Utilities Department conducts inspections; FSEs inspected on a risk-based schedule, typically every 1-3 years | Periodic inspections by Water Resource Services |
| Record Keeping | Yes | Yes |
| Authority | City of San Diego Public Utilities Department, Environmental Monitoring and Technical Services Division | City of Arlington Water Resource Services |
| Establishments | 7,761 | 4,506 |
Key Differences
As cities in different states, San Diego (CA) and Arlington (TX) operate under distinct regulatory frameworks. Here are the most important differences restaurant operators should know:
- San Diego follows the Uniform Plumbing Code (UPC), while Arlington uses the International Plumbing Code (IPC). This affects trap sizing calculations and installation standards.
- Pumping schedules differ: San Diego requires "Every 90 days minimum or when FOG accumulation reaches 25% of interceptor capaci", whereas Arlington requires "Per TCEQ model standards".
- Both cities enforce the 25% rule, requiring grease traps to be pumped when grease and solids reach 25% of the trap's capacity.
- Fines differ: San Diego penalties can reach $10,000 per violation per day under San Diego Municipal Code; administrative civil penalties also available, compared to Up to $2,000 per violation per day under Texas Local Government Code in Arlington.
What This Means for Restaurant Operators
If you operate food service establishments in either city, understanding these regulatory differences is critical for compliance. Permit requirements vary, so check with each city's wastewater authority before opening a new location. Different plumbing codes (UPC (California Plumbing Code based on Uniform Plumbing Code) vs IPC) mean trap sizing calculations may produce different results for the same kitchen setup. Always verify current requirements directly with your local wastewater authority or plumbing inspector.
Frequently Asked Questions
How do grease trap requirements compare between San Diego and Arlington?
San Diego follows the Uniform Plumbing Code (UPC), while Arlington uses the International Plumbing Code (IPC). This affects trap sizing calculations and installation standards. Pumping schedules differ: San Diego requires "Every 90 days minimum or when FOG accumulation reaches 25% of interceptor capaci", whereas Arlington requires "Per TCEQ model standards".
Which city has stricter grease trap enforcement, San Diego or Arlington?
Enforcement varies: both cities have similar permit requirements. San Diego fines: $10,000 per violation per day under San Diego Municipal Code; administrative civil penalties also available. Arlington fines: Up to $2,000 per violation per day under Texas Local Government Code. Always verify with local authorities.
How do pumping schedules differ between San Diego and Arlington?
San Diego: Every 90 days minimum or when FOG accumulation reaches 25% of interceptor capacity. Arlington: Per TCEQ model standards; minimum every 90 days or per 25% rule.
Regulations change frequently. Always verify current requirements with your local wastewater authority or plumbing inspector before making compliance decisions. Last updated: March 2026.
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