Kohala Coast near Kona offers a varied underwater environment featuring reef, drift, and artificial reef topography. Divers can expect depths ranging from 5 to 30 metres, with an average depth of 15 metres. Access to this site is exclusively by boat, located approximately 500 metres from the shore. Conditions are variable, with visibility typically between 10 and 30 metres and mild currents. The site is suitable for intermediate divers and supports night diving. Hazards include surge, sharp coral, jellyfish, entanglement risks, and the potential for strong currents. Water temperatures remain consistent throughout the year, ranging from 24 to 26 degrees Celsius.

Manta Heaven in Kona is a versatile site featuring reef, artificial reef, and muck topography. Located 1000 metres from shore, this site requires boat access and is suitable for beginners. Divers can explore depths ranging from 6 to 24 metres, with an average depth of 10 metres. Conditions include mild currents and visibility between 10 and 30 metres. The site is well-suited for night diving, where artificial lights attract plankton. Hazards to be aware of include boat traffic, entanglement, jellyfish, sea urchins, sharks, sharp coral, strong currents, surf, and surge. Facilities available include air fills, equipment rental, guided tours, and boat charters.

Keahole is a reef and drop-off site located off the coast of the Big Island in Kona. The site features depths ranging from 5 to 24 metres, with an average depth of 15 metres, making it suitable for beginner divers. Visibility is consistently 30 metres, and water temperatures remain between 24 and 27 degrees Celsius. Access is by boat only, and divers should be prepared for mild currents, occasional surges, and swells. The site is also available for night diving. Facilities including parking, toilets, showers, and equipment rental are available at the launch facility.

Eel Garden Cove in Kona is a reef and artificial reef site accessible only by boat. Divers typically experience depths ranging from 18 to 24 metres, with an average depth of 18 metres. Conditions are generally mild, with visibility ranging between 15 and 30 metres. The water temperature fluctuates between 24C and 27C throughout the year. This site is suitable for beginners and supports night diving, with a typical dive duration of 50 minutes. Divers should be aware of sea urchins present in the area. The site offers a consistent marine environment for those looking to explore reef structures.

Pipe Dreams is an artificial reef site located in Kona, United States. This boat-accessible dive features an average depth of 11 metres, with a total depth range of 11 to 12 metres. Divers can expect mild currents, though strong currents are a potential hazard. Visibility at the site typically ranges from 10 to 30 metres. Marine life recorded at the site includes common sightings of wrasses and crabs, alongside hermit crabs. Less frequently observed species include yellow tang, banded coral shrimp, groupers, speckled butterflyfish, Pacific trumpetfish, African clown wrasse, raccoon butterflyfish, slate pencil urchin, Pacific bullethead parrotfish, forcepsfish, and Hawaiian convict surgeonfish. The site is suitable for intermediate divers.

Keahole Wash Rocks is a marine site located in Kona, United States, featuring a combination of reef, drop-off, and artificial reef topography. This site is suitable for advanced divers due to the presence of strong currents and surge. Divers typically experience depths ranging from 12 to 30 metres, with an average depth of 18 metres. Access is strictly by boat. Visibility at the site generally ranges between 15 and 30 metres. The site is also available for night diving, with typical dives lasting approximately 35 minutes. Water temperatures remain consistent throughout the year, ranging from 24 to 27 degrees Celsius.

High Rock in Kona is a varied marine site featuring a reef, wall, and pinnacle topography. Divers encounter a significant drop-off, with depths typically ranging from 12 to 30 metres and an average depth of 15 metres. This site requires boat access and is suited for intermediate divers due to the presence of strong currents and deep water. Visibility is generally good, ranging between 24 and 30 metres. A typical dive at this location lasts approximately 40 minutes. Given the potential for strong currents and the depth profile, this site is recommended for those with appropriate experience in open ocean conditions.

Big Arch in Kona is a reef and cave site featuring a distinct archway formation. Divers typically explore the area at depths between 9 and 18 metres, with an average depth of 12 metres. The site is accessible only by boat and is suited for intermediate divers due to the presence of surge and sharp coral. Visibility ranges from 15 to 30 metres, and water temperatures remain stable between 25C and 27C throughout the year. Marine life frequently encountered includes wrasses, Raccoon Butterflyfish, Speckled Butterflyfish, African Clown Wrasse, Turkey Moray, and Day Octopus. Divers may also occasionally spot Spotted Eagle Ray, Whitetip Reef Shark, and various moray eel species.