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SAFETY PROFILE · Big Island (Hawaiʻi)

Richardson Beach Hazards

What to know before you go

Overall Risk Level
Richardson Beach Moderate
Lifeguards: No
Island: Big Island (Hawaiʻi)
Specific Hazards at This Beach
Rocky entry over lava rock
Strong currents on east side
Sea urchins in tide pools
Bacteria after heavy rain from Wailoa River
Seasonal Danger Patterns

Winter (November – March)

Large east swells create surge and dangerous entry/exit conditions

Summer (April – October)

Calmer conditions, good for snorkeling, sea turtles frequent the area

Facilities & Emergency Info
LifeguardsNo
Nearest HospitalHilo Medical Center (3 mi)
Cell CoverageGood
EmergencyCall 911 — Ocean Safety: (808) 723-8170
Who Should Be Cautious Here

Reef shoes are essential. The lava rock entry is sharp and slippery. Stay away from the east point where currents are strong.

Nearby Alternatives If Conditions Are Bad Today
Carlsmith Beach (nearby, protected lagoon)
Onekahakaha Beach (lifeguarded, protected pool)
⚠️ The 72-Hour Rain Rule

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 Richardson Beach and every beach in Hawaiʻi.

FAQ 1

What are the biggest dangers at Richardson Beach?

Rocky entry over lava rock. Strong currents on east side. Sea urchins in tide pools. Bacteria after heavy rain from Wailoa River.

FAQ 2

Does Richardson Beach have lifeguards?

No. Nearest hospital: Hilo Medical Center (3 mi). Cell phone coverage: Good.

FAQ 3

What are conditions like at Richardson Beach in winter vs summer?

Winter: Large east swells create surge and dangerous entry/exit conditions. Summer: Calmer conditions, good for snorkeling, sea turtles frequent the area

FAQ 4

Who should be cautious at Richardson Beach?

Reef shoes are essential. The lava rock entry is sharp and slippery. Stay away from the east point where currents are strong.

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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. 🤙

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