Detailed wall/waterfall writeup covers the limestone wall, the underwater waterfall landmark, depth to around 30m, and surge behavior on the wall.
Koh Bon, The Wall/Waterfall is an easy boat-drop wall dive.
Koh Bon, The Wall/Waterfall is an easy boat-drop wall dive.
Boat-only wall dive with surge-sensitive timing; best handled with a local guide.
Koh Bon, The Wall/Waterfall is a boat-drop limestone wall between Koh Bon Bay and West Ridge, known for the underwater waterfall and an easy jump-in entry. The wall is covered with small soft corals and close-up critters, making it a relaxed Similan dive with a scenic landmark, good macro hunting, and a profile that stays friendly when the sea is calm.
Conservative baseline from public research. No community dives logged yet.
Depth range, seasonality, and planning context.
Reported Depth
0m - 23m
Depth Note
Community and operator listings place the wall as a surface-entry boat dive with an exact site overview listing a 23m maximum depth.
Best Season
November to April
Typical Conditions
Usually a mild-current wall dive with an easy boat jump, decent visibility, and occasional surge on the waterfall face.
Hazards, restrictions, and access requirements.
Key Hazards
Safety Notes
Keep a comfortable buffer off the limestone face if the waterfall side starts moving; surge can increase when the sea picks up.
Access Restrictions
Boat access only; the easiest entry is a guided jump-in from the boat.
Legal Notes
Similan National Park access rules and seasonal opening windows apply.
Community notes to help plan your visit.
Scuba Diving
A wall dive where the underwater view of a waterfall is highlighted as a key feature.
Freediving
Not a freedive-first site; scuba is the better fit for the wall and waterfall section.
Snorkeling
Snorkeling is only incidental in calmer water; the wall itself is a scuba site.
Species commonly reported at this site, with direct links into their wildlife guides.
Community dive logs and visit reports for this site.
Average conditions based on logged dives & visits.
Planning answers for access, conditions, timing, and site logistics.
Last Updated
Research Sources
Detailed wall/waterfall writeup covers the limestone wall, the underwater waterfall landmark, depth to around 30m, and surge behavior on the wall.
Exact site listing says the dive site sits between Koh Bon Bay and West Ridge, is easy to enter from the boat, and can be dived without currents.
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