At a glance
Best Time to Dive
Year-round
Water Temperature
27-29°C / 81-84°F
Visibility
18-40m / 60-130ft
Access Type
Boat
Dive Type
Scuba
Difficulty
Advanced
Max Depth
40 m
Average depth
25 m
Nearest airport
GUM
Beneath the surface
Guam's Blue Hole is a spectacular dive for advanced divers. It's a natural shaft in the reef that starts at 18 meters and has a large 'window' opening out onto the deep reef wall at 40 meters. The view from inside looking out is breathtaking.
Vertical shaftSwim-throughDeep dive
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