60 hybrid reef structures launch to protect Hawaiʻi coastlines

Hawaiʻi Department of Transportation

By Emma Caires for Hawai‘i Public Radio

The blessing of 60 multi-ton reef structures marked the official launch of the Kalaeloa Hybrid Reef Project. The initiative stations the structures roughly 70 yards out from Kalaeloa Harbor on Oʻahu to reduce wave energy, slow coastal erosion and support a healthier coral reef ecosystem. […]

The first year of the project’s monitoring and maintenance will be funded by the state’s Green Fee Program.

Click here to listen and read the full article published by Hawai‘i Public Radio on September 18, 2026.

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HDOT launches UH-developed hybrid reef to protect Hawaiʻi’s coastal highways