Decibel Limits: Anaheim vs Irvine
How do decibel limits rules compare between Anaheim, CA and Irvine, CA?
Irvine has fewer restrictions than Anaheim.
Anaheim, CA
Orange County
Anaheim limits stationary noise sources to 60 dBA at any property point under AMC Chapter 6.70. Evening and nighttime CNEL penalties of 5-10 dBA apply. Interior residential noise must not exceed 45 dBA CNEL.
View full Anaheim rules →Irvine, CA
Orange County
Irvine establishes decibel limits by noise zone under IMC Title 6, Division 8, Chapter 2. Zone 1 (residential) has the strictest standards with lower nighttime limits. Four noise zones are designated based on land use.
View full Irvine rules →Key Facts Comparison
| Fact | Anaheim | Irvine |
|---|---|---|
| Exterior Limit | 60 dBA at property | - |
| Interior Max | 45 dBA CNEL | - |
| Evening Penalty | +5 dBA (7-10 PM) | - |
| Code | AMC Ch. 6.70 | - |
| Zone 1 (Residential) | - | Strictest limits |
| Zone 2 (Office) | - | Moderate limits |
| Zone 3 (Commercial) | - | Higher limits |
| Zone 4 (Industrial) | - | Highest limits |
| Code Section | - | IMC Title 6, Div. 8, Ch. 2 |
Highlighted rows indicate differences between cities.
Anaheim FAQ
What is Anaheim's noise limit?
60 dBA at any property point for stationary sources under AMC 6.70. Evening and nighttime CNEL penalties add 5-10 dBA to measured levels.
What is the interior noise standard?
45 dBA CNEL with windows closed for residential portions of mixed-use developments.
Irvine FAQ
What are the noise limits in Irvine?
Limits vary by noise zone. Zone 1 (residential) has the strictest standards with lower nighttime limits. Check IMC Title 6, Division 8, Chapter 2 for exact decibel values.
How is noise measured in Irvine?
Noise is measured at the receiving property line using A-weighted sound level meters, with corrections for tonal or impulsive character.
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