Boat dive — see Entry & access.
Maunalua Bay Artificial Reef - Corner C is an intermediate boat dive site in Hawaii, United States with depths of up to 21.6 m (71 ft). Typically most favorable Oct · from 3 years of archive data. Recent reports put the water around 28°C (82°F). Check the latest conditions and entry details before you go.
Tap a factor for its source and model point · Forecast 28°C · seasonal avg 27°C
Dive windows this week
Best: MonFavorable windowModerate window— no window
First light 5:55 · Sunrise 6:17 · Sunset 18:37
Source: Open-Meteo marine · model point 4.8 km from site · graded 14h ago
Forecast only — always assess conditions on site.
Forecast · NOAA tide model
Loading tide predictions
Dated firsthand observations from divers — not current conditions.
No diver reports for this site yet. — one dated observation helps every diver after you.
What conditions have historically been typical at this site, month by month — not a forecast.
October hastypically had the largest share of favorable days here. Conditions vary year to year — this is historical context, not a forecast.
Based on 3 years of archive data. Bar height shows the share of days each month whose conditions have historically scored favorably.
No recorded sightings data for this site yet. Species lists appear as GBIF records and diver reports accumulate.
Facts from OpenStreetMap, corrected by the community — listed by distance only. Details change; confirm with the shop.
Tu-Sa 09:00-18:00 hours from OpenStreetMap — call ahead
Shop facts come from OpenStreetMap and community corrections, shown nearest first. PickADive lists facts and contacts only — no listing is sponsored or ranked.
Data updated July 2026
A dive site in United States. The site reaches a maximum depth of about 22 m. The site is reached by boat.
No hazards recorded for this site yet — that never means there are none. Ask a local operator before you dive.
Maunalua Bay Artificial Reef - Corner C reaches a maximum depth of 21.6 metres (71 feet). It is a saltwater site rated as intermediate difficulty. Depths vary across the site, so plan your profile to your training and verify conditions locally.
Maunalua Bay Artificial Reef - Corner C is a boat dive — access is by boat rather than from shore. No facilities are recorded at the site, and cell service is recorded as good. Entry details and parking notes, where known, are listed in the access section of this page.
Maunalua Bay Artificial Reef - Corner C is rated as intermediate difficulty, which may not suit new divers. Listed maximum depth is 21.6 metres (71 feet). Access is by boat. Consider your experience level, conditions, and local guidance before planning.
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