Tonga · Ofalanga area

Hot Spring Cave

Also known as: Hot Spring Cavern

Best time to dive

June to October

Certification & difficulty

Technical - advanced conditions (currents/depth); dive within your training.

Snorkelling

Not a snorkel site - Not viable - scuba-only overhead cave environment

Safety notes

Overhead cave environment, sudden thermal water surges/temperature shifts, remote location with limited emergency support, weather-dependent access

Permits & fees

None specific found; access via lodge/resort dive operator

Permits and operators change - confirm before booking.

Location

Nearest hub: Ha'apai

This profile is desk research, compiled from public sources - not a first-hand dive report. Coordinates are approximate.