Our Mission

The Engineering Division provides engineering services and technical assistance to other departmental divisions and State agencies to implement capital improvement or repair and maintenance projects and administer programs for water and land development, mineral resources development, and prevention of natural disasters.

Contact Us

Carty Chang, P.E.
Chief Engineer

Kalanimoku Building
1151 Punchbowl Street, Room 221
Honolulu, Hawaii 96813
Phone: (808) 587-0230
Fax: (808) 587-0283

News and Highlights

Engineering Division News

Engineering Division

The State of Hawai'i, DLNR

Makaha Valley Flood Mitigation Study – Final Report (2014)

The Final Report for the Makaha Valley Flood Mitigation Study  overviews the existing watershed conditions;  summarizes the flood problem areas;  provides the hydrologic and hydraulic analysis;  pr...
Posted: December 22, 2014, 4:20 am

New FIRM Maps Effective for Honolulu County

Effective November 5, 2014, 12 new FEMA Flood Insurance Rate Map (FIRM) panels for the City and County of Honolulu went into effect.  If you own property within the affected panels, please note tha...
Posted: November 6, 2014, 12:50 am

Comments on Makaha Valley Flood Study Welcome

     On Tuesday, September 23rd a community meeting was held at the Waianae District Park Multi-Purpose Room to share findings from the Makaha Valley Flood Study PUBLIC REVIEW DRAFT REPORT. We woul...
Posted: September 25, 2014, 8:12 pm

Wai Halana – October 2014

In this quarter’s newsletter: New Online Dam and Reservoir Tool Updated Flood Maps for Holualoa and Waiaha Drainageways New FEMA Map Service Center Portal FEMA Broadens Scope of HMA Programs Using ...
Posted: September 25, 2014, 1:29 am

Disaster Day 2014

Building Owners and Managers Association (BOMA) of Hawaii is hosting a series of informative sessions on the “Life Cycle of a Disaster – Pre, During and Post Phases”.  To register for this event, d...
Posted: September 17, 2014, 9:24 pm
Wai Halana Hawaii Flood News
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Flood Hazard Assessment Tool
Use the FHAT to determine your flood risk. Read more

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Dam Safety Program

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Learn more about the Dam Safety programs offered by the state.

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Geothermal Program

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Geothermal Programs are heating up...

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National Flood Insurance Program

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Learn more about the National Flood Insurance Program

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