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🌿 Landscaping Rules/Water Restrictions

East Honolulu vs Ewa Gentry

How do water restrictions rules compare between East Honolulu, HI and Ewa Gentry, HI?

East Honolulu and Ewa Gentry have similar restriction levels.

East Honolulu, HI

Honolulu County

Some Restrictions

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 β†’

Ewa Gentry, HI

Honolulu County

Some Restrictions

Ewa Gentry irrigation is subject to ROH Chapter 30 water management and Board of Water Supply shortage stages that can restrict days and hours of outdoor watering.

View full Ewa Gentry rules β†’

Key Facts Comparison

FactEast HonoluluEwa Gentry
CodeROH Sec. 30-2.3ROH Sec. 30-2.3
Shortage authorityBoard of Water Supply-
Shortage stagesFour graduated levels-
RebatesBWS rain barrel and xeriscape-
Operational rules-BWS shortage stages 1-4
Local context-Leeward drought-prone zone
Non-potable-Ewa recycled water available

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.

Ewa Gentry FAQ

Does Ewa Gentry have permanent watering day restrictions?

Not permanently. Schedules apply when the Board of Water Supply declares a shortage stage. Leeward Ewa areas often face earlier restrictions than windward Oahu.

Can I irrigate my Gentry lawn with recycled water?

Parts of the Ewa Plain have access to BWS non-potable recycled water for landscape use. Check with BWS and your HOA to see if your subdivision connects.

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