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Imminent Dam Failure Forces Evacuations in Oahu

3/21/2026

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Summary

Story summary

Wahiawa Dam on Oahu is at risk of imminent failure as heavy rains cause water to spill over the spillway at 1,500 gallons per second.
Evacuation orders have been issued for more than 4,000 residents in Haleiwa and Waialua.
Emergency services are struggling to reach affected areas.
Hawaii Governor Josh Green has activated the National Guard to assist.
Residents are urged to seek higher ground as more rain is expected.

History

Historical Context

The 2006 failure of the Ka Loko Dam in Kauai, Hawaii, resulted in seven deaths and extensive damage, highlighting serious dam safety issues. Following this disaster, the State of Hawaii and the U.S. Army Corps of Engineers inspected over 200 dams, finding that 25% were in poor condition. Currently, the Wahiawa Dam's imminent failure threatens over 4,000 residents, emphasizing ongoing safety challenges.

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Story summary

Wahiawa Dam on Oahu is at risk of imminent failure as heavy rains cause water to spill over the spillway at 1,500 gallons per second.
Evacuation orders have been issued for more than 4,000 residents in Haleiwa and Waialua.
Emergency services are struggling to reach affected areas.
Hawaii Governor Josh Green has activated the National Guard to assist.
Residents are urged to seek higher ground as more rain is expected.

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