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🌍 Environmental Rules/Coastal Development

Coastal Development: Kapolei vs Waipahu

How do coastal development rules compare between Kapolei, HI and Waipahu, HI?

Kapolei and Waipahu have similar restriction levels.

Kapolei, HI

Honolulu County

Heavy Restrictions

Kapolei projects near the leeward coast may fall within a Special Management Area regulated by ROH Chapter 25, implementing Hawaii's HRS Chapter 205A coastal zone management program.

View full Kapolei rules β†’

Waipahu, HI

Honolulu County

Heavy Restrictions

Waipahu properties along the West Loch of Pearl Harbor fall within the Special Management Area under ROH Chapter 25, which implements HRS Chapter 205A coastal management.

View full Waipahu rules β†’

Key Facts Comparison

FactKapoleiWaipahu
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Highlighted rows indicate differences between cities.

Kapolei FAQ

Is Kapolei itself within the SMA?

Most of the Kapolei urban core is inland of the SMA, but coastal-adjacent parcels and certain corridors may fall within the SMA boundary.

Do I need an SMA permit to rebuild a coastal-area wall?

Possibly. Any development within the SMA meeting Chapter 25's thresholds requires an SMA minor or major permit before work begins.

Waipahu FAQ

Does SMA apply to Waipahu properties near West Loch?

Properties inside the Special Management Area boundary inland of the West Loch shoreline require SMA permit review under Chapter 25 for qualifying development activities.

How do I find the SMA boundary for my parcel?

The Department of Planning and Permitting and city GIS maps show the Special Management Area boundary. You can also request a determination from planning staff.

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