Kleifarvatn

Best time to dive

Season varies - confirm locally

Certification & difficulty

Advanced Open Water - advanced conditions (currents/depth); dive within your training.

Snorkelling

Snorkel-friendly - Yes - marketed as a dedicated "hot spring snorkeling tour" and viable for snorkellers with thick wetsuits/dry suits

Safety notes

Toxic/foul-smelling sulfur gas escaping from the crater (avoid entering crater interiors - gas poisoning risk), gas-bubble turbulence, fluctuating water levels, strong localized currents

Permits & fees

No specific permit or fee documented; site is dived only through licensed tour operators

Permits and operators change - confirm before booking.

Location

Nearest hub: Reykjavik