Kapolei vs Pearl City
How do dark sky rules rules compare between Kapolei, HI and Pearl City, HI?
Pearl City has fewer restrictions than Kapolei.
Kapolei, HI
Honolulu County
Kapolei's commercial and recreational lighting must use full cut-off shielded fixtures to protect surrounding residential zones and preserve leeward night skies.
View full Kapolei rules →Pearl City, HI
Honolulu County
Pearl City commercial, industrial, and recreational development must use full cut-off shielded fixtures under ROH 21-4.100, protecting residential neighborhoods and Pearl Harbor security lighting corridors.
View full Pearl City rules →Key Facts Comparison
| Fact | Kapolei | Pearl City |
|---|---|---|
| - | - | |
| Code section | - | ROH 21-4.100 |
| Fixture type | - | Full cut-off shielded |
| Applies to | - | Commercial/industrial |
| State companion | - | HRS 201-8.5 |
| Rooftop rule | - | Shield beyond rooftop |
Highlighted rows indicate differences between cities.
Kapolei FAQ
Do Kapolei industrial park lights need retrofits?
New or replacement fixtures must meet the standard. Existing fixtures may be retrofitted on complaint or upgrade.
Does the rule cover stadium lighting?
Outdoor recreational facilities fall under the ordinance and must use shielded fixtures that eliminate direct spill.
Pearl City FAQ
Does the ordinance apply to Pearl City big-box retail?
Yes. Large commercial sites along Kamehameha Highway must install full cut-off shielded fixtures to eliminate light spill onto adjacent residential Pearl City.
Are military installation lights regulated?
JBPHH federal installations follow DoD lighting standards, not ROH 21-4.100. Surrounding private Pearl City development remains subject to the county ordinance.
What is a full cut-off fixture?
A fixture designed so no light is emitted above horizontal, directing all output downward. This is the standard required by ROH 21-4.100.
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