Dark Sky Rules: Kaneohe vs Waipahu
How do dark sky rules rules compare between Kaneohe, HI and Waipahu, HI?
Waipahu has fewer restrictions than Kaneohe.
Kaneohe, HI
Honolulu County
Commercial and industrial development in Kaneohe must use full cut-off shielded outdoor lighting to eliminate sky glow and protect residential and conservation neighbors.
View full Kaneohe rules →Waipahu, HI
Honolulu County
Waipahu commercial, industrial, and recreational development must use full cut-off shielded fixtures under ROH 21-4.100, protecting dense plantation-era residential blocks from light spill.
View full Waipahu rules →Key Facts Comparison
| Fact | Kaneohe | Waipahu |
|---|---|---|
| - | - | |
| 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.
Kaneohe FAQ
Does the parking lot at Windward Mall need shielded lights?
Yes. Commercial parking lot lighting must meet the shielding standards to prevent spillover.
What about conservation lands behind Kaneohe?
The ordinance reduces sky glow toward the Koolaus, supporting conservation areas and observatories statewide.
Waipahu FAQ
Does the rule cover shopping centers on Farrington Highway?
Yes. Commercial sites along Farrington Highway must install full cut-off shielded fixtures to eliminate light spill onto adjacent residential Waipahu blocks.
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.
Are Waipahu sports field lights regulated?
Yes. Outdoor recreational lighting is covered by LUO 21-4.100 and must use shielded fixtures that eliminate illumination onto neighboring residential properties.
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