What to know before you go
Massive waves, the trail can be muddy and treacherous
Calmer but currents remain dangerous, the beach is for hiking and photography only
| Lifeguards | No |
| Nearest Hospital | North Hawaii Community Hospital (25 mi) |
| Cell Coverage | None in valley |
| Emergency | Call 911 — Ocean Safety: (808) 723-8170 |
No one should swim here. The trail is steep (about 15 minutes each way) and slippery when wet. Bring hiking shoes, not flip-flops.
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 Pololu Valley Beach and every beach in Hawaiʻi.
Dangerous currents — not a swimming beach. Steep trail access. No facilities. Flash flood risk in valley.
No. Nearest hospital: North Hawaii Community Hospital (25 mi). Cell phone coverage: None in valley.
Winter: Massive waves, the trail can be muddy and treacherous. Summer: Calmer but currents remain dangerous, the beach is for hiking and photography only
No one should swim here. The trail is steep (about 15 minutes each way) and slippery when wet. Bring hiking shoes, not flip-flops.
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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. 🤙