1 Tank Boat Dive - Hilo Horizons

Looking for a fun and memorable experience in Hilo?

Come enjoy a one-tank boat dive along the pristine East Hawaiʻi coast!

About the Dive

Step aboard Hilo’s only commercial dive boat and head out to explore the vibrant reefs just offshore. Guided by our experienced local dive pros, this adventure offers an easy, scenic way to experience some of the healthiest coral reefs and marine life in East Hawaiʻi.

After a short cruise along the coastline, you’ll descend below the surface to discover a colorful world of reef fish, coral heads, and volcanic formations shaped by ancient lava flows. Keep an eye out for Hawaiian green sea turtles (honu), eels, and octopus as you explore this incredible underwater landscape.

With small group sizes, personalized guidance, and Hilo’s calm east-side waters, this dive offers the perfect balance of comfort, exploration, and natural beauty.

What Makes This Dive Special

• Hilo’s only commercial dive boat — fast, stable, and comfortable
• Expert local guides who know the reefs and conditions best
• Stunning coral and volcanic rock formations unique to East Hawaiʻi
• Frequent sightings of turtles, eels, and reef fish
• Ideal for certified divers looking for a relaxed, scenic dive experience

What You’ll See

• Hawaiian green sea turtles (honu) gliding through coral channels
• Colorful reef fish including butterflyfish, tangs, and Moorish idols
• Eels, octopus, and other reef residents hiding among lava crevices
• Vibrant coral and unique volcanic reef structures

Dive Experience Details

• Includes: One air tank, weights, expert divemaster guide, bottled water, and light snacks
• Gear Rentals: Mask, fins, wetsuit, BCD, and regulator available
• Duration: Approximately 2.5 hours including briefing, setup, and dive time
• Typical Depths: 30 to 70 ft (varies by site and conditions)
• Certification Level: Certified divers only (Open Water or higher). A refresher is recommended if inactive for 2+ years.
• Water Temperature: 75–80 °F (24–27 °C); a 3 mm wetsuit is recommended
• Group Size: Small, guided groups for a safe and personal experience

Rates

• Certified Diver: $189
• Snorkeler: $129 (only bookable with a paid diver in the same party)

Tour Disclaimer

This tour: is for certified divers only. We do not guarantee sightings of Hawaiian green sea turtles.
It is not suitable for guests who are pregnant, over 300 lbs, have back or mobility problems, or cannot swim unassisted in the open ocean.

All tours: leave promptly at the scheduled time. Tours will not be held for late arrivals, and missed tours are not eligible for refund. Guests requiring rental gear must arrive early enough for fitting and preparation before departure. Wildlife sightings are not guaranteed.

Certified Divers: must present proof of Open Water Diver or higher certification upon check-in.

• Must be able to converse and understand detailed instruction in English
• Must be able to carry 50 lbs of equipment unassisted
• Must complete and submit the PADI/NAUI medical questionnaire 72 hours before the excursion (provided after booking). Guests with heart, lung, or other major medical conditions should contact the shop for clarification before booking.
• Refunds will not be issued for late medical submissions or inability to complete the dive

All Divers: must wait at least 12 hours before ascending to an altitude above 2,500 ft after a one-tank dive. For two-tank dives, the required wait time is 18 hours.