Mililani Town vs Pearl City
How do water restrictions rules compare between Mililani Town, HI and Pearl City, HI?
Mililani Town and Pearl City have similar restriction levels.
Mililani Town, HI
Honolulu County
Mililani Town irrigation follows Board of Water Supply drought schedules; ROH Sec. 30-2.3 frames the policy and Central Oahu's aquifer is heavily watched.
View full Mililani Town rules →Pearl City, HI
Honolulu County
Pearl City follows ROH Chapter 30 water management rules plus Board of Water Supply shortage stages that apply to all leeward and central Oahu properties during drought.
View full Pearl City rules →Key Facts Comparison
| Fact | Mililani Town | Pearl City |
|---|---|---|
| Code | ROH Sec. 30-2.3 | ROH Sec. 30-2.3 |
| Operator | Board of Water Supply | - |
| Drought stages | 1 through 4 | - |
| Focus | Automated irrigation timers | - |
| Shortage authority | - | Board of Water Supply |
| Shortage stages | - | Four graduated levels |
| Rebates | - | BWS rain barrel and xeriscape |
Highlighted rows indicate differences between cities.
Mililani Town FAQ
Will Mililani HOAs adjust common-area watering during drought?
Yes. MTA and Mauka associations reprogram irrigation controllers to meet BWS stage requirements, typically watering overnight or on assigned days.
Do Mililani homeowners get a separate drought notice?
BWS communicates via utility inserts, local media, and its website. Homeowners are responsible for adjusting their own controllers during any declared stage.
Pearl City FAQ
Are there always watering day restrictions in Pearl City?
No. Day-of-week schedules activate only when the Board of Water Supply declares a numbered shortage stage for Oahu.
Do military-family rentals have to follow BWS shortage rules?
Yes. Civilian-service BWS accounts at rental addresses are subject to shortage stages, even when tenants rotate frequently.
Compare other topics
See how Mililani Town and Pearl City compare on other ordinance categories.
Want to add a third city?
Use our full comparison tool to compare up to three cities.
Open Comparison Tool