Safety Rules: Honolulu vs Mililani Town
How do safety rules rules compare between Honolulu, HI and Mililani Town, HI?
Honolulu and Mililani Town have similar restriction levels.
Honolulu, HI
Honolulu County
Honolulu requires all residential swimming pools to be enclosed by a barrier at least 48 inches high with self-closing, self-latching gates. A building permit is required before construction. Non-compliant pools face penalties under ROH Chapter 16.
View full Honolulu rules →Mililani Town, HI
Honolulu County
Mililani Town pools must meet ROH Chapter 16, Article 6 standards on construction, barriers, modification, exceptions, and enforcement penalties.
View full Mililani Town rules →Key Facts Comparison
| Fact | Honolulu | Mililani Town |
|---|---|---|
| Barrier height (minimum) | 48 inches above grade | - |
| Gate latch height | 54 inches above ground | - |
| Max ground clearance | 2 inches at barrier base | - |
| Max opening size | 4-inch diameter sphere | - |
| Permit required | Yes, before construction | - |
| - | - |
Highlighted rows indicate differences between cities.
Honolulu FAQ
Can the house wall count as part of the pool barrier?
Yes, if the wall is equipped with self-closing, self-latching doors with latches at 54 inches or higher, or alarmed doors that sound for 30+ seconds within 7 seconds of opening.
Is a permit required to add a safety fence around an existing pool?
Yes. Any new fence or barrier related to pool safety must comply with ROH Chapter 16 and requires a Department of Planning and Permitting building permit before installation.
Mililani Town FAQ
Are HOA rec-center pools subject to Article 6?
No. Association and community pools are regulated as public pools under ROH Chapter 16, Article 7.
Do older Mililani pools need to be updated to new code?
Existing pools may be grandfathered, but major modifications usually trigger compliance with current standards.
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