Stormwater Management: East Honolulu vs Ewa Gentry
How do stormwater management rules compare between East Honolulu, HI and Ewa Gentry, HI?
East Honolulu and Ewa Gentry have similar restriction levels.
East Honolulu, HI
Honolulu County
East Honolulu's coastal drainages to Maunalua Bay and Hawaii Kai waterways fall under ROH Chapter 43, Article 11 stormwater rules prohibiting non-stormwater discharges to the city's MS4 system.
View full East Honolulu rules →Ewa Gentry, HI
Honolulu County
Ewa Gentry properties connecting to the city's separate storm sewer system are regulated by ROH Chapter 43, Article 11, which prohibits non-stormwater discharges and implements MS4 water quality standards.
View full Ewa Gentry rules →Key Facts Comparison
| Fact | East Honolulu | Ewa Gentry |
|---|---|---|
| - | - |
Highlighted rows indicate differences between cities.
East Honolulu FAQ
Is it okay to drain my Hawaii Kai pool into the street?
No. Pool water typically contains chlorine and other chemicals and is classified as a non-stormwater discharge prohibited under Sec. 43-11.22 without special handling.
What should I do with wash water from my driveway?
Direct wash water to landscaped areas or capture it, as soapy or chemical-laden wash water entering a storm drain is a prohibited discharge under city stormwater rules.
Ewa Gentry FAQ
Can I drain my pool into the street in Ewa Gentry?
No. Chlorinated pool water is a prohibited non-stormwater discharge under Sec. 43-11.22 and must be dechlorinated and disposed of properly.
Is washing my car in the driveway allowed?
Residential car washing is generally tolerated, but soapy runoff to the storm drain can still violate water quality standards if it carries pollutants.
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