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🔊 Noise Ordinances/Quiet Hours

Quiet Hours: Pomona vs South San Gabriel

How do quiet hours rules compare between Pomona, CA and South San Gabriel, CA?

Pomona has fewer restrictions than South San Gabriel.

Pomona, CA

Los Angeles County

Some Restrictions

Pomona enforces quiet hours from 10 PM to 7 AM under Chapter 18, Article VII. During quiet hours, stricter noise limits of 50 dBA apply in residential zones, and sound must not be audible beyond 50 feet.

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South San Gabriel, CA

Los Angeles County

Heavy Restrictions

Los Angeles County Code Title 12, Chapter 12.08 establishes exterior noise standards for unincorporated areas. Residential zones are limited to 50 dBA daytime and 45 dBA nighttime. Nighttime quiet hours run from 10 PM to 7 AM.

View full South San Gabriel rules →

Key Facts Comparison

FactPomonaSouth San Gabriel
Code Section§§18-311, 18-312Title 12, Ch. 12.08
Quiet Hours10 PM–7 AM10 PM – 7 AM
Residential Limit50 dBA nighttime-
Audibility RuleNot audible beyond 50 ft at night-
EnforcementCode Compliance: (909) 620-2374(626) 430-5201
Residential Day-50 dBA max
Residential Night-45 dBA max

Highlighted rows indicate differences between cities.

Pomona FAQ

What are Pomona's quiet hours?

Quiet hours run from 10 PM to 7 AM. During this time, noise must not exceed 50 dBA in residential zones and must not be audible beyond 50 feet from its source.

Can I do construction during quiet hours?

No. Construction is prohibited between 8 PM and 7 AM on weekdays and Saturdays, and all day on Sundays and federal holidays.

South San Gabriel FAQ

What are quiet hours in unincorporated LA County?

Nighttime quiet hours run from 10 PM to 7 AM under LA County Code Chapter 12.08. During these hours, residential areas have a 45 dBA exterior noise limit.

How do I file a noise complaint in unincorporated LA County?

Call LA County Environmental Health at (626) 430-5201 for noise complaints related to businesses or construction. For general disturbances, contact the LA County Sheriff.

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