LASAN FOG Control / LA County Public Works Industrial Waste (unincorporated)
Not legal advice. Last verified 2026-09-21 · confidence medium. Confirm with the city before you set a contract.
Minimum interval: No fixed calendar interval in the sources we cited.
Accumulation rule: 25% rule: pump before floating FOG + settled solids reach 25% of liquid depth. High-volume fry programs often need 14–30 days in practice. City of LA FSEs typically need an industrial wastewater permit.
Records: keep required records about 3 years on site.
Hauler: Certified/licensed hauler. Keep manifests.
Permit: City of LA: LASAN industrial wastewater permit. Unincorporated county: IWDP via Public Works.
Enforcement: City sources cite FOG fines that can reach $1,000–$10,000/day. Confirm current schedule with LASAN or County Public Works.
NFPA 96 frequencies (widely republished by fire departments): solid fuel monthly; high-volume quarterly; moderate semiannual; low-volume annual. Insurers and local fire inspectors can be stricter.