Agencies like the Department of Transportation plan to publish after-action reports by the end of the year, officials said.

Fixing sirens and providing better messaging about evacuation plans and better traffic direction at intersections were among the ideas discussed Thursday as officials reviewed lapses from the July 29 tsunami warning.

Hawaiʻi residents were sent scrambling away from the ocean with just under five hours warning as weather officials predicted that the first waves might hit shortly after 7 p.m. Gridlocked traffic ensued as thousands drove home and to higher ground.

The tsunami ended up causing no major damage or injuries, but critics called it a wake-up call and urged officials to address problems with emergency preparedness that were exposed during the chaos. That inc

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