What to know before you go
Massive surf with powerful currents, sand erodes dramatically creating a steep drop
Wide sandy beach with calm conditions, popular for swimming and snorkeling
| Lifeguards | Yes |
| Nearest Hospital | Kahuku Medical Center (6 mi) |
| Cell Coverage | Moderate |
| Emergency | Call 911 — Ocean Safety: (808) 723-8170 |
In winter: everyone who is not an experienced surfer or waterman. The calm between sets is deceptive — waves can go from flat to 20ft in minutes.
After heavy rain, bacteria and pollutants from runoff contaminate coastal waters. Wait at least 72 hours after heavy rain and until the water clears before entering. This applies to Sunset Beach and every beach in Hawaiʻi.
15-30ft winter waves. Strong currents pull toward rocks. Deceptive calm between sets. Sand shifts dramatically by season.
Yes. Nearest hospital: Kahuku Medical Center (6 mi). Cell phone coverage: Moderate.
Winter: Massive surf with powerful currents, sand erodes dramatically creating a steep drop. Summer: Wide sandy beach with calm conditions, popular for swimming and snorkeling
In winter: everyone who is not an experienced surfer or waterman. The calm between sets is deceptive — waves can go from flat to 20ft in minutes.
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⚠️ Important Disclaimer
Safe to Swim Hawaii is an independent passion project — it is not affiliated with the Hawaii Department of Health, any entity mentioned on this page, or any government agency or hotel brand. Water quality ratings on this site are estimates based on publicly available testing data and geographic analysis. They are not real-time measurements and may not reflect current conditions.
Always verify current water quality conditions with the Hawaii Department of Health Clean Water Branch before entering the water. This site is for informational purposes only and should not be the sole basis for any swimming decisions.
When in doubt, donʻt go out. 🤙