Industrial Noise: Honolulu vs Kapolei
How do industrial noise rules compare between Honolulu, HI and Kapolei, HI?
Honolulu and Kapolei have similar restriction levels.
Honolulu, HI
Honolulu County
Stationary-source industrial noise on Oahu is capped primarily by state rule HAR 11-46 with local backup from Honolulu's noise control article.
View full Honolulu rules →Kapolei, HI
Honolulu County
Industrial and stationary-source noise in Kapolei is capped by Hawaii HAR 11-46 dBA limits tied to zoning class, with ROH Chapter 41 Article 6 supplementing local enforcement at commercial and industrial facilities.
View full Kapolei rules →Key Facts Comparison
| Fact | Honolulu | Kapolei |
|---|---|---|
| City Code | ROH §§41-6.1–41-6.5 | - |
| State dBA Limits | HAR 11-46 | - |
| Enforcers | HPD, DOH | - |
| Coverage | All Oahu zones | - |
| - | - |
Highlighted rows indicate differences between cities.
Honolulu FAQ
Where are the decibel numbers for factories?
Zoning-based maximum permissible sound levels for stationary sources appear in state rule HAR 11-46, not directly in the Revised Ordinances of Honolulu.
Can the City cite an industrial facility?
Yes. Honolulu police and inspectors can cite under ROH Chapter 41 Article 6 in addition to state enforcement under HAR 11-46.
Kapolei FAQ
Can I complain about industrial-park noise?
Yes. DOH investigates dBA exceedances; HPD can also cite under ROH §41-6 when operations disturb nearby residential areas.
What zoning class applies to my neighborhood?
Most Kapolei residential subdivisions are Class A; check with DOH or DPP for specific property classifications.
Compare other topics
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