← All beaches & hotels
OAHU · WAIKIKI

Sheraton Waikiki

Water quality at Waikiki Beach

📍 Central Waikiki · near Royal Hawaiian Hotel

Updated May 29, 2026. Historical risk rating plus live advisory checks; use current DOH advisories, recent rain, and water color before water contact.
Checking live advisories…
Ala Wai Canal Risk After Rain
The Ala Wai Canal drains Honolulu's urban watershed. After heavy rain, polluted runoff spreads along the entire Waikiki shoreline. Wait 72+ hours after significant rainfall and check DOH advisories before ocean water contact.
Learn more →
Sheraton Waikiki Water-Quality Decision

Sheraton Waikiki is a central Waikiki Beach decision. It is not a private-beach or private-lagoon decision, and the exact water-quality check is current Waikiki conditions plus Ala Wai runoff context.

If it rained heavily in the last 72 hours, compare current advisories, the Waikiki shoreline, and the water color before water contact. If the water looks brown or murky, use a non-ocean plan even when no advisory is posted.

Historical Bacteria Risk
⚠ Historical rating — based on long-term data, not current conditions.
Moderate-Low Risk 2 / 5

The Sheraton Waikiki is located on the central section of Waikiki Beach, fronting some of the most famous ocean real estate in the world. During normal dry weather, Waikiki Beach has moderate-low bacteria risk — the offshore reef helps buffer the beach, and DOH monitoring is regular.

The primary water quality risk is the Ala Wai Canal, which discharges at the western end of Waikiki. After heavy rain, urban runoff can influence the Waikiki shoreline. DOH advisories for Waikiki are more common than for many lower-runoff beaches.

Based on: DOH Waikiki Beach monitoring data, Ala Wai Canal proximity, urban watershed analysis

⚠️ The 72-Hour Rain Rule

Avoid ocean water contact for at least 72 hours after heavy rain. Waikiki is vulnerable to Ala Wai Canal runoff. When water near the canal mouth or along the beach appears brown, avoid ocean water contact — regardless of whether a formal advisory is posted.

Book Tours & Activities

Top-rated experiences near this beach. Check live status, recent rain, and water color above, then plan your trip.

Waikiki Surf Lesson
Learn to surf on Waikiki's gentle beginner waves
Viator
Sunset Catamaran Cruise
Sail along Waikiki at sunset with cocktails
Viator
Hanauma Bay Snorkeling
Hawaii's best snorkeling spot — 20 min from Waikiki
Viator
🦈 Compare Tours & Prices
Browse top-rated Oʻahu tours. Multiple operators, reviews, and instant confirmation.
GetYourGuide

Tours listed via Viator and GetYourGuide. Safe to Swim Hawaii may earn a commission if you book, at no extra cost to you.

Check all Hawaii beaches & hotels →

100+ beaches and 25+ hotels across all 6 islands

Get Beach Alerts

Free alerts when advisories change at your beach.

⚠️ Important Disclaimer

Safe to Swim Hawaii is an independent passion project — not affiliated with the Hawaii Department of Health, Sheraton Waikiki, or any government agency or hotel brand. Ratings are estimates based on publicly available data. Not real-time measurements.

Always verify with the Hawaii DOH Clean Water Branch.

This site does not recommend or advise anyone to swim at any beach. We share government data and geographic analysis so you can make your own informed decisions. By using this site you accept full responsibility for your own safety. See our Terms of Use for full details.

When in doubt, don't go out. 🤙

© 2026 Safe to Swim Hawaii · safetoswimhawaii@gmail.com