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

Wai Halana – April 2015

In this issue:
  • Tsunami Awareness Month Recognizes 50 Years of Warning Progress
  • What are the Differences Between Tsunami Evacuation Zones and Flood Insurance Rate Maps?
  • Updated “Reducing Flood Lo...
Posted: May 12, 2015, 3:35 pm

Wai Halana – January 2015

In this quarter’s newsletter: I Didn’t Plan to Renovate the ENTIRE House When I Bought It” Required Documentation for Preferred Risk Policies How April 2015 Program Changes Will Affect Flood Insura...
Posted: January 9, 2015, 5:08 pm

Final Public Meeting for Makaha Flood Study

Final public meeting will discuss recommended flood mitigation measures for Mākaha Valley   More than 70 residents have attended the first two community meetings at the Waiʻanae District Park in Ma...
Posted: December 22, 2014, 6:40 am

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 21, 2014, 6:20 pm

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 5, 2014, 2:50 pm
Wai Halana Hawaii Flood News
Download Wai Halana Issues
Read more
Flood Hazard Assessment Tool
Use the FHAT to determine your flood risk. Read more

For More Engineering News click here.

Dam Safety Program

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

Read More

Geothermal Program

Geothermal Programs are heating up...

Read More

National Flood Insurance Program

Learn more about the National Flood Insurance Program

Read More