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🌍 Environmental Rules/Erosion Control

Kaneohe vs Mililani Town

How do erosion control rules compare between Kaneohe, HI and Mililani Town, HI?

Mililani Town has fewer restrictions than Kaneohe.

Kaneohe, HI

Honolulu County

Heavy Restrictions

Kaneohe's steep Koolau-adjacent lots require an approved erosion and sediment control plan under ROH Sec. 18A-1.6 before any permitted land-disturbing work begins.

View full Kaneohe rules β†’

Mililani Town, HI

Honolulu County

Some Restrictions

Mililani projects requiring building, grading, stockpiling, or trenching permits must have an approved erosion and sediment control plan under ROH Sec. 18A-1.6.

View full Mililani Town rules β†’

Key Facts Comparison

FactKaneoheMililani Town
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Highlighted rows indicate differences between cities.

Kaneohe FAQ

Do retaining wall projects need a plan?

If the project requires a grading or building permit, an erosion and sediment control plan is typically required.

What BMPs are common for windward lots?

Silt fencing, stabilized construction entrances, inlet protection, and rapid revegetation after grading are standard.

Mililani Town FAQ

Does a pool project need erosion controls?

Yes, pool excavation typically requires a grading permit and therefore an approved erosion and sediment control plan.

Are BMPs needed after work ends?

Yes, stabilization measures must remain in place until the site is permanently vegetated or hardscaped.

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