Wreck & Lava Tube Diving Near Ko Olina, Hawaii
Difficulty
moderate
Duration
3–5 hours
Fitness Level
Participants should have moderate fitness; comfortable swimming skills are necessary.
Overview
Dive into the unique underwater world near Ko Olina, Hawaii, with personalized tours exploring historic wrecks and ancient lava tubes. Perfect for divers seeking safety and adventure on Oahu’s west coast.
Two Tank Wreck and Lava Tube Dive
The best (and only) boat dive charter on the west coast of Oahu
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Adventure Photos
About This Adventure
Experience an unforgettable diving adventure from Waianae Boat Harbor, tailored for visitors near Ko Olina resorts. With a premium 6:1 diver-to-guide ratio, enjoy personalized tours focused on safety and comfort. All top-quality equipment is provided, ensuring an exceptional underwater exploration for everyone. Transportation from Ko Olina is included.
Departing from Waianae Boat Harbor and serving the west side of the island and catering to the island visitor staying nearby in Ko Olina resorts. However, all are welcome.
This premium service features a 6:1 ratio of divers to guides, full guided tours with the safety and comfort of our guests our highest priority.
All equipment is provided from top brand name manufacturers and always a year or less old.
Transportation is included from Ko Olina resorts.
Adventure Tips
Book in advance
This popular dive fills up quickly, especially during peak seasons—reserve your spot early.
Check equipment fit
Ensure wetsuits and gear fit well to maximize comfort during dives in cooler waters.
Stay hydrated
Drink plenty of water before and after dives to avoid dehydration in tropical sun.
Respect marine life
Maintain buoyancy control to avoid disturbing coral and sea creatures inside lava tubes.
Local Insights
Wildlife
- Hawaiian green sea turtle
- Reef triggerfish (humuhumunukunukuapua'a)
History
The TK-XX wreck, sunk in the 1980s to create an artificial reef, offers a unique glimpse into naval history and marine habitat creation.
Conservation
Tours adhere to strict environmental guidelines to minimize diver impact on fragile coral reefs and marine ecosystems.
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Adventure Hotspots in Honolulu
Frequently Asked Questions
Recommended Gear
Wetsuit (3–5 mm)
Protects from cooler water and coral scrapes during dives.
Underwater flashlight
Illuminates lava tubes and wreck interiors for better visibility.
Diving computer
Tracks depth and bottom time for safety on multi-tank dives.
Waterproof dive log
Helps record dive conditions and marine sightings.