Mililani Town vs Mililani Mauka
How do stormwater management rules compare between Mililani Town, HI and Mililani Mauka, HI?
Mililani Town and Mililani Mauka have similar restriction levels.
Mililani Town, HI
Honolulu County
Mililani stormwater is regulated under ROH Chapter 43 Article 11, which prohibits most non-stormwater discharges to the city's separate storm sewer flowing to Waikele Stream.
View full Mililani Town rules →Mililani Mauka, HI
Honolulu County
Mililani Mauka properties connected to the city's separate storm sewer system fall under ROH Chapter 43, Article 11, which bars non-stormwater discharges and enforces MS4 water quality rules.
View full Mililani Mauka rules →Key Facts Comparison
| Fact | Mililani Town | Mililani Mauka |
|---|---|---|
| - | - |
Highlighted rows indicate differences between cities.
Mililani Town FAQ
Can I wash my car in my Mililani driveway?
Occasional washing on grass is generally fine, but detergent-laden runoff flowing into the street drain is a prohibited discharge.
Is yard fertilizer regulated?
Over-applying fertilizer so runoff reaches the storm drain can be cited; follow label rates and sweep granules off hard surfaces.
Mililani Mauka FAQ
Can I drain my Mililani Mauka pool into a storm drain?
No. Chlorinated pool water is a prohibited non-stormwater discharge under Sec. 43-11.22 and must be dechlorinated and discharged according to city guidance.
What about washing paint brushes in my driveway?
Paint and solvent residues that reach the storm drain are prohibited discharges; clean brushes in a sink connected to the sanitary sewer instead.
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