Industrial Noise: Los Angeles vs Pasadena
How do industrial noise rules compare between Los Angeles, CA and Pasadena, CA?
Los Angeles and Pasadena have similar restriction levels.
Los Angeles, CA
Los Angeles County
Industrial and construction machinery in or within 500 feet of a residential zone must not exceed 75 dB(A) at 50 feet between 7 AM and 10 PM under LAMC 112.05. No person may operate equipment causing noise at neighboring occupied property to exceed ambient levels by more than 5 dB. Industrial areas have a 70 dB ambient ceiling.
View full Los Angeles rules →Pasadena, CA
Los Angeles County
Industrial noise in Pasadena is regulated under the general noise ordinance (PMC Chapter 9.36). Industrial operations must not exceed noise limits at property boundaries. Construction noise is separately regulated with specific hour restrictions.
View full Pasadena rules →Key Facts Comparison
| Fact | Los Angeles | Pasadena |
|---|---|---|
| Construction Limit | 75 dB(A) at 50 ft | - |
| Hours | 7 AM-10 PM near residential | - |
| Ambient Rule | Cannot exceed ambient +5 dB | - |
| Industrial Ceiling | 70 dB at property line | - |
| Code Section | LAMC 112.05 | PMC 9.36 |
| Limits | - | Must not exceed at property line |
| Construction | - | Separate hour restrictions |
| Enforcement | - | Code Compliance |
Highlighted rows indicate differences between cities.
Los Angeles FAQ
What are the industrial noise limits in Los Angeles?
Industrial and commercial operations must stay below 70 dBA during the day and 60 dBA at night, measured at the nearest residential property line.
How do I report industrial noise in Los Angeles?
File a complaint with Los Angeles Code Enforcement. They may conduct sound level measurements to determine if the source exceeds permitted levels.
Pasadena FAQ
What are the industrial noise limits in Pasadena?
Industrial and commercial operations must stay below 70 dBA during the day and 60 dBA at night, measured at the nearest residential property line.
How do I report industrial noise in Pasadena?
File a complaint with Pasadena Code Enforcement. They may conduct sound level measurements to determine if the source exceeds permitted levels.
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