What to know before you go
CLOSED — waves crash directly into the cove, entering the water is life-threatening
Excellent tide pools and snorkeling when calm, but rocky entry requires reef shoes
| Lifeguards | No |
| Nearest Hospital | Kahuku Medical Center (8 mi) |
| Cell Coverage | Moderate |
| Emergency | Call 911 — Ocean Safety: (808) 723-8170 |
Children on slippery rocks, anyone without reef shoes, visitors who attempt to enter during any surf. Check wave height before visiting — even moderate swells create dangerous surge.
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 Sharks Cove and every beach in Hawaiʻi.
Rocky entry — slippery and sharp. Surge in north swells — closed in winter. No sandy beach — all rock. Sea urchins in pools.
No. Nearest hospital: Kahuku Medical Center (8 mi). Cell phone coverage: Moderate.
Winter: CLOSED — waves crash directly into the cove, entering the water is life-threatening. Summer: Excellent tide pools and snorkeling when calm, but rocky entry requires reef shoes
Children on slippery rocks, anyone without reef shoes, visitors who attempt to enter during any surf. Check wave height before visiting — even moderate swells create dangerous surge.
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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. 🤙