Welcome to Pilau Kai – Your Premier Source for Ocean Water Quality Alerts in the Hawaiian Islands

Discover the beauty of Hawaii while staying informed about the quality of its ocean waters with Pilau Kai. We provide real-time, accurate, and comprehensive alerts to ensure you can enjoy the stunning beaches and pristine waters of the Hawaiian Islands safely.

High Bacteria Count Notification at Kahala Hilton Beach, O‘ahu

First Detected: 06/25/2026

Sign Removed: 06/26/2026

High Bacteria Count Notification at Diamond Head Beach - Showers, O‘ahu

First Detected: 06/25/2026

Sign Removed: 06/25/2026

High Bacteria Count Advisory at Waioli Beach Park, Kaua‘i

First Detected: 06/18/2026

Sign Removed: 06/20/2026

Brown Water Advisory at Waioli Beach, Kaua‘i

First Detected: 06/17/2026

Sign Removed: 06/20/2026

High Bacteria Count Notification at Waioli Beach Park, Kaua‘i

First Detected: 06/17/2026

Sign Removed: 06/18/2026

High Bacteria Count Notification at Waioli Beach Park, Kaua‘i

First Detected: 06/04/2026

Sign Removed: 06/05/2026

Brown Water Advisory at Waioli Beach Park, Kaua‘i

First Detected: 06/03/2026

Sign Removed: 06/05/2026

Brown Water Advisory at Pua‘ena Pt Beach, O‘ahu

First Detected: 06/03/2026

Sign Removed: 06/18/2026

High Bacteria Count Notification at Honokohau Harbor, south, Hawai‘i

First Detected: 06/02/2026

Sign Removed: 06/03/2026

Brown Water Advisory for Hilo Bay and along the Hamakua coast, Hawai ‘i

First Detected: 06/01/2026

Sign Removed: 06/15/2026

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