coralreef.nus.edu.sg · Visibility Archive
Historical visibility logs around Raffles Lighthouse west are mostly modest, with a typical working range around 2-3 m.
Dive Spot Guide•
Raffles Light House West
Pulau Satumu's permit-controlled western reef at Raffles Lighthouse.
ScubaBoat EntryIntermediate
Reef
Best for experienced boat divers with permit access; work the western slope, expect current on the east side, and keep the plan structured.
About Raffles Light House West
Raffles Light House West is a permit-controlled boat dive on the western slope of Pulau Satumu, Singapore's southernmost island. The working line runs along a healthy outer reef beside the lighthouse outcrop, while the east side is more exposed to current. Divers come here for hard coral, reef fish, and the deeper outer-reef feel of Singapore's most remote dive site.
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Research Estimate At Raffles Light House West
Conservative baseline from public research. No community dives logged yet.
VisibilityVisibility: 2.5m
AccessDifficult access
Coral HealthPristine, vibrant coral
Marine LifeExceptional variety
FacilitiesNo facilities
CrowdedVery quiet
Current StrengthStrong current
Where Is Raffles Light House West?
This spotNearby spots
Community sourced coordinates.
Raffles Light House West Planning Details
Depth range, seasonality, and planning context.
Reported Depth
Up to 20m
Depth Note
Reef slopes to beyond 20 m.
Typical Conditions
Permit-controlled boat dive on an exposed outer reef with healthy hard coral and modest visibility.
Safety & Access At Raffles Light House West
Hazards, restrictions, and access requirements.
Key Hazards
Low visibilityRestricted accessStrong current
Safety Notes
Do not approach without written approval, and keep the dive on the western slope where the current is more manageable.
Access Restrictions
Landing is not allowed; approach within 300 m needs MPA permit and written approval because the island sits in a live firing zone.
Legal Notes
Do not enter without written approval.
Local Intel For Raffles Light House West
Community notes to help plan your visit.
Scuba
Dive the western slope and keep the plan simple; the site suits experienced boat divers more than casual sightseeing.
Freedive
Not a practical freedive site because access is restricted and the workable reef is a scuba boat dive.
Snorkel
Casual snorkelling is not a good fit; access is restricted and the best structure sits on a current-aware reef dive.
Raffles Light House West Dive Conditions Planner
Use the planner to scan this week, inspect today in local time, and understand how exposure shapes conditions at Raffles Light House West.
Current Snapshot
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🌥️Variable
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Surface / Entry
Wind No data · Tide No data
Sea State
Swell No data · Period unavailable
Visibility Outlook
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Exposure Profile at Raffles Light House West
Directional shelter context for incoming swell.
Exposure Note
Hourly forecast data is not available yet.
Wildlife at Raffles Light House West
Species commonly reported at this site, with direct links into their wildlife guides.
Recent Logged Visits At Raffles Light House West
Community dive logs and visit reports for this site.
No Dive Logs Yet
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Dive Spot Log Averages At Raffles Light House West
Average conditions based on logged dives & visits.
Conditions
Avg. Visibility2.5m
Activity
No dive activity logged yet.
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Raffles Light House West Guide - Frequently Asked Questions
Planning answers for access, conditions, timing, and site logistics.
Raffles Light House West Guide - Sources and Updates
Last Updated
Research Sources
coralreef.nus.edu.sg · Academic
Describes Pulau Satumu as a small rocky outcrop with some of Singapore's best coral reef, diverse hard coral, and schools of fish on good-visibility days.
www.gs-diving.com · Operator
Targets experienced divers and describes a shallow coral reef with clownfish, barracuda, angelfish, and moray eels.
www.straitstimes.com · News
Notes that the reefs around Raffles Lighthouse are among the most protected in Singapore and that the dive was normally restricted.
www.straitstimes.com · News
Confirms the Pulau Satumu setting and notes occasional sea turtle sightings around the island.
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