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 Waimea Recreational Pier, Kaua‘i

First Detected: 08/05/2026

Sign Removed: --

Brown Water Advisory at Koloa Landing, Kaua‘i

First Detected: 08/05/2026

Sign Removed: --

Brown Water Advisory at Niumalu Beach, Kaua‘i

First Detected: 07/22/2026

Sign Removed: --

Brown Water Advisory at Hanamaulu Beach, Kaua‘i

First Detected: 07/22/2026

Sign Removed: --

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

First Detected: 07/14/2026

Sign Removed: --

Bacteria Threshold Exceedance Notification at Ala Moana Lagoon, O‘ahu

First Detected: 07/30/2026

Sign Removed: 07/30/2026

Brown Water Advisory at Sunset Beach, O‘ahu

First Detected: 07/28/2026

Sign Removed: 07/29/2026

Bacteria Threshold Exceedance Advisory at Hanakaoo, Maui

First Detected: 07/25/2026

Sign Removed: 07/28/2026

High Bacteria Count Advisory at Sharks Cove (Snorkeling Spot), O‘ahu

First Detected: 07/24/2026

Sign Removed: 07/30/2026

High Bacteria Count Notification at Sharks Cove (Snorkeling Spot), O‘ahu

First Detected: 07/24/2026

Sign Removed: 07/24/2026

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