East Honolulu vs Mililani Town
How do water restrictions rules compare between East Honolulu, HI and Mililani Town, HI?
East Honolulu and Mililani Town have similar restriction levels.
East Honolulu, HI
Honolulu County
East Honolulu's large lots from Portlock to Kalama Valley must follow ROH Chapter 30 water management provisions plus Honolulu Board of Water Supply conservation stages during shortages.
View full East Honolulu rules →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 →Key Facts Comparison
| Fact | East Honolulu | Mililani Town |
|---|---|---|
| Code | ROH Sec. 30-2.3 | ROH Sec. 30-2.3 |
| Shortage authority | Board of Water Supply | - |
| Shortage stages | Four graduated levels | - |
| Rebates | BWS rain barrel and xeriscape | - |
| Operator | - | Board of Water Supply |
| Drought stages | - | 1 through 4 |
| Focus | - | Automated irrigation timers |
Highlighted rows indicate differences between cities.
East Honolulu FAQ
Are there day-of-week watering rules in East Honolulu?
Not in normal conditions. The Board of Water Supply imposes day-of-week schedules only when a numbered shortage stage is declared for Oahu.
Can I use the marina water to irrigate my Hawaii Kai yard?
Use of marina, brackish, or other non-potable water for irrigation is encouraged by Chapter 30 policy but requires compliance with health and backflow protection rules.
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.
Compare other topics
See how East Honolulu and Mililani Town 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