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.

Brown Water Advisory at Wailua Bay, Kaua‘i

First Detected: 07/21/2025

Sign Removed: --

Brown Water Advisory at Hanalei Bay, Kaua‘i

First Detected: 07/21/2025

Sign Removed: --

Unpermitted Wastewater Discharge at Sand Island Wastewater Treatment Plant, O‘ahu

First Detected: 07/18/2025

Sign Removed: --

Brown Water Advisory at Honokohau Harbor, Hawai‘i Island

First Detected: 06/28/2025

Sign Removed: --

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

First Detected: 06/26/2025

Sign Removed: --

Brown Water Advisory at Waioli Beach, Kaua‘i

First Detected: 06/25/2025

Sign Removed: --

Wastewater Discharge at Intersection of Hui Iwa Street and Kahekili Highway, O‘ahu

First Detected: 07/11/2025

Sign Removed: 07/14/2025

High Bacteria Count Advisory at Honaunau Bay - 2 Step, Hawai‘i

First Detected: 07/04/2025

Sign Removed: 07/08/2025

High Bacteria Count Advisory at Milolii, Hawai‘i

First Detected: 07/04/2025

Sign Removed: 07/08/2025

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

First Detected: 06/25/2025

Sign Removed: 06/26/2025

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