What are the grease trap requirements in Johnson City, TN?

Food service establishments in Johnson City must install and maintain grease traps or interceptors per local FOG ordinances. The city follows the International Plumbing Code (IPC).

What size grease trap do I need for my restaurant in Johnson City?

Grease trap sizing depends on your establishment's flow rate, number of fixtures, and local code requirements. Sizes referenced in local code: 15, 3000, 20, 1500 gallons. Use our free sizing calculator for a recommendation.

Grease Trap Requirements
Johnson City, TN

FOG compliance regulations for food service establishments in Johnson City, Tennessee.

Must be pumped when grease and

Pumping Freq.

Check locally

Permit

Yes

25% Rule

IPC

Code Base

Pumping Requirements

Frequency Must be pumped when grease and solids reach 25% of interceptor capacity

25% Rule Applies

Permits & Enforcement

Permit Required Contact authority

Complete FOG Regulations

Minimum Trap Size	Sizes referenced in local code: 15, 3000, 20, 1500 gallons
Pumping Frequency	Must be pumped when grease and solids reach 25% of interceptor capacity
25% Rule	Yes — trap must be pumped when grease and solids reach 25% of capacity
Permit Required	Contact authority
Record Keeping	Required — maintain pumping logs and manifests on-site
Plumbing Code	International Plumbing Code (IPC)
Ordinance Ref.	Chapter 10

Additional Notes

Automatic Grease Removal Units (AGRU) mentioned as option

Regulations change frequently. Always verify current requirements with your local wastewater authority or plumbing inspector before making compliance decisions. Last updated: March 2026.