Grease Trap Requirements
Norwich, CT
FOG compliance regulations for food service establishments in Norwich, Connecticut.
Pumping Requirements
Permits & Enforcement
Complete FOG Regulations
| Minimum Trap Size | FOG interceptor must be at least 17 inches in diameter |
|---|---|
| Pumping Frequency | As required to maintain compliance; per CT DEEP General Permit |
| 25% Rule | Yes — trap must be pumped when grease and solids reach 25% of capacity |
| Permit Required | Yes |
| Inspections | Per CT DEEP General Permit requirements |
| Record Keeping | Required — maintain pumping logs and manifests on-site |
| Plumbing Code | International Plumbing Code (IPC) |
| Ordinance Ref. | Norwich Sewer Regulations; CT DEEP General Permit for Discharge of Wastewater Associated with Food Preparation Establishments |
| Authority | Norwich Public Utilities (Sewer Authority); CT Department of Energy and Environmental Protection (DEEP) |
Additional Notes
Class III and IV Food Preparation Establishments discharging to Norwich sewer must comply with CT DEEP General Permit. FOG interceptors must allow complete access for inspection and maintenance of inner chambers and for viewing/sampling of effluent. Inlet chamber must have PVC sanitary-tee extending at least 12 inches below water surface; outlet chamber tee must extend two-thirds below water surface. Norwich Public Utilities assesses Sewer Capital Connection Fees for new connections.
Regulations change frequently. Always verify current requirements with your local wastewater authority or plumbing inspector before making compliance decisions. Last updated: March 2026.
Contact Information
Norwich Public Utilities: (860) 887-2555
Official Sources
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