Grading & Drainage: Kaneohe vs Mililani Mauka
How do grading & drainage rules compare between Kaneohe, HI and Mililani Mauka, HI?
Kaneohe has fewer restrictions than Mililani Mauka.
Kaneohe, HI
Honolulu County
Most grading, cut, fill, or trenching projects in Kaneohe require a permit under ROH Chapter 18A, with drainage review to protect downslope neighbors and bay-bound streams.
View full Kaneohe rules →Mililani Mauka, HI
Honolulu County
Mililani Mauka grading, grubbing, stockpiling, and drainage work is regulated under ROH Chapter 18A, which requires permits, bonds, and inspections for qualifying land-disturbing activity.
View full Mililani Mauka rules →Key Facts Comparison
| Fact | Kaneohe | Mililani Mauka |
|---|---|---|
| - | - |
Highlighted rows indicate differences between cities.
Kaneohe FAQ
Do I need a permit to add a driveway?
New or substantially regraded driveways generally require a grading permit, especially on sloped Kaneohe lots.
Can I redirect my roof runoff?
Runoff must discharge in approved locations and not onto neighboring property or directly into the storm drain system.
Mililani Mauka FAQ
Do I need a grading permit for a small Mililani Mauka yard terrace?
If the work meets Chapter 18A's volume, slope, or height thresholds, a grading permit is required along with any necessary erosion control plan.
What about a contractor stockpiling soil on my lot?
Stockpiling above the thresholds in Article 3 requires a permit under Chapter 18A, and failing to permit can lead to penalties under Sec. 18A-2.4A.
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