Safety · Destination Guide
Wreck dives and day-trip reefs near Bangkok, with Navy-managed snorkeling in Sattahip
Updated Jan 23, 2026 • 22 sources
Pattaya is convenient but not a set-and-forget destination. Visibility and sea state can change quickly with weather and tide, and there is heavy boat traffic around popular islands. The upside is strong infrastructure: many operators, clear boat procedures, and access to major medical facilities in Pattaya.
Pattaya has private hospitals and hyperbaric services. Bangkok Hospital Pattaya lists a Hyperbaric Oxygen Therapy Center and provides a direct contact number for information. In any suspected dive injury, alert your dive operator immediately, administer oxygen if trained and available, and contact emergency services. Save Thailand's emergency numbers (191 general, 1669 ambulance, 1155 tourist police) before your trip and keep your insurance details accessible offline.
Variable visibility
Visibility can swing fast with rain, wind, and tide. Choose farther islands for better odds and keep realistic expectations for near-shore sites.
Boat traffic near islands
Ferries, speedboats, and tour boats run constant routes. Use an SMB, stay within marked snorkel zones, and avoid surfacing in ferry lanes.
Fishing line and entanglement risk
Some areas have lines and nets. Carry a cutting tool and keep good buddy spacing near structure and wrecks.
Monsoon squalls and cancellations
From May - October, sudden squalls can cancel boats or shorten trips. Build buffer days and keep a topside backup plan.
Do Not Do This
Avoid entering when variable visibility. Confirm local briefings before committing.
| Contact | Role | Phone | Availability |
|---|---|---|---|
| Tourist Police | Tourist assistance and police support | 1155 | 24/7 |
| Thailand Emergency | General emergency hotline (police/fire/ambulance dispatch varies by area) | 191 | 24/7 |
| Ambulance and medical emergency | Emergency medical services | 1669 | 24/7 |
| Fire | Fire services | 199 | 24/7 |
| Bangkok Hospital Pattaya Hyperbaric Oxygen Therapy Center | Hyperbaric medicine and dive-related support | +66 3825 9986 | Hours vary |
| Tourism Authority of Thailand hotline | Tourism information and support | 1672 | Hours vary |