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 Hilo bay and along the Hamakua coast, Hawai‘i

First Detected: 01/05/2026

Sign Removed: --

High Bacteria Count Advisory at Kolekole Gulch (Ocean), Hawai‘i

First Detected: 12/25/2025

Sign Removed: --

Brown Water Advisory at Nawiliwili Bay, Kaua‘i

First Detected: 12/17/2025

Sign Removed: --

Brown Water Advisory at Kalapaki Beach, Kaua‘i

First Detected: 12/17/2025

Sign Removed: --

High Bacteria Count Advisory at Pokai Bay, O‘ahu

First Detected: 12/24/2025

Sign Removed: 12/30/2025

Wastewater Discharge at Near 190 N. Nimitz Hwy, O‘ahu

First Detected: 12/23/2025

Sign Removed: 12/30/2025

High Bacteria Count Advisory at Lanikai Beach Shoreline, O‘ahu

First Detected: 12/19/2025

Sign Removed: 12/23/2025

High Bacteria Count Notification at Lanikai Beach Shoreline, O‘ahu

First Detected: 12/18/2025

Sign Removed: 12/19/2025

High Bacteria Count Notification at Ala Moana Park, D.H. Pt. 2, O‘ahu

First Detected: 12/18/2025

Sign Removed: 12/19/2025

High Bacteria Count Notification at Onekahakaha Beach (Shoreline), Hawai‘i

First Detected: 12/10/2025

Sign Removed: 12/10/2025

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