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About
HDOT Highways has embarked on a proactive comprehensive Statewide Storm Water Management Program
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FAQ
What is a SWMP?  Why is storm water runoff important?
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Storm Drain System
Where does the water go when it rains?
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Adopt-a-Highway
Volunteer to pick up litter along Hawaii's State highways
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Community
Storm water is everybody’s business
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Community
Learn about our Partners
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Contractors
HDOT wants to make it easy for contractors to work on projects
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Resources
Find shortcuts to key documents and other useful resources
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Contact
If you have any concerns, comments, or questions, please contact us
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