2024 Hawai'i Floodplain Management Conference
Thursday, 11/7/2024

“A Day in the Life” of our County Floodplain Managers ….

Can a nonconforming structure in a
SFHA be converted into an Accessory Dwelling Unit (ADU)?

City & County
of Honolulu

Yes, if the structure is brought into compliance with floodplain management regulations.


Maui County

As long as it meets current flood regulations.


Kauaʻi County

Yes; all floodplain management regulations still apply.


Hawai'i County

Yes; all floodplain management regulations still apply.


Last Updated: 10/31/2024